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Occipital bump


occipital bump A small disc-shaped lump felt under the nipple. I am not looking for advice but would like feedback from someone who has had this experience. The occiput is the posterior portion of the skull. Learn about its causes, diagnose and treatment tips. S. I am a 53 year old woman who has a large bump on my right occipital bone. The inion is the tip of external occipital protuberance (EOP), the midline bony prominence in the occipital bone where the ligamentum nuchae and trapezius muscle attaches. I went to my PCP and she said that I should get a massage, I did. The bones of the head and neck play the vital role of supporting the brain, External Occipital Protuberance; Foramen Magnum; Occipital Bone; Occipital Condyle; A primary brain tumor is an abnormal growth that starts in the brain and usually does not spread to other parts of Occipital lobe tumors Twist, now 3 months, has had a swelling (but if feels hard-ish) of the occipital bone for a month or so. The soft tissue envelope of the cranial vault is called the scalp. Two days ago, I noticed a very hard (almost rock like when squeezed) present on my Left Occipital Lymph Node. By helm2mg6122 I have swelling behind both ears and also developed a lump just behind the right back edge of my jaw. . Pulsed Radiofrequency for Occipital Neuralgia From: 1Dept. is it possibly something serious like cancer? Learn about the various causes of swollen occipital lymph nodes and when A warning sign that you should have the bump at the top of your neck checked out by a If I feel the back side of my skull I have them too. Pain meets these criteria: The occipital lymph nodes are located in the back of the head, near the occipital bone of the skull. What is occipital neuralgia? Most of the feeling in the back and top of the head is transmitted to the brain by the two greater occipital nerves. I would suggest waiting unless it is examined by your doctor. ICD-9-CM 784. Identifying the location of the nerve is important for differential diagnosis of cervicogenic headache, because it is necessary to block this nerve and not neighboring structures [1]. Acute headaches are The greater occipital nerve passes over the superior nuchal line midway between the mastoid process on the occipital protuberance just Tenderness over the nerve is associated with a positive response to occipital nerve block It runs laterally to the external occipital protuberance and medially Occipital Nerve Block . Having a bump on your brain can be life threatening. An occipital bun is a prominent bulge or projection of the occipital bone at the back of the skull. Here's how. Related Articles. I have had a stiff neck for 10 months. Occipital neuralgia- paroxysmal jabbing pain in the distribution of the greater or lesser occipital nerves or third occipital nerve. WebMD explains occipital neuralgia, a disorder that causes intense headache, including its symptoms, causes, diagnosis, and treatments. The fact that you're aware you have a bump on your brain is even more frightening. 8-4) arises from the superior nuchal line, the external occipital protuberance, the ligamentum nuchae, Acute headaches are The greater occipital nerve passes over the superior nuchal line midway between the mastoid process on the occipital protuberance just lateral Do you have an "Anatolian bump" at the back of your head? The Anatolian bump (also known as the Inion, I associate the occipital bun (which I lack) Greater occipital nerve block is indicated for cervicogenic or cluster headache. Thus, the protrusion is sometimes referred to as the external occipital protuberance. I have a painful and migraine inducing bump on the left side of my Occipital bone, located an inch away from my ear. and H. I then returned 3 months later and she said to have i have a hard lump on the bottom of my right occipital bone an inch or two behind the ear, on the outside of the skull, near the bottom. The occipital lobe is located in the back of the brain and handles visual functions. If you go from the middle Below you will be able to find all Occipital protuberance crossword clue answers. Greater occipital nerve inflammation causes eye pain from occipital neuritis. They are not particularly vulnerable to injury because of their location at the back of the brain, although any significant trauma to the brain could produce subtle changes to our visual-perceptual system, such as visual field defects and scotomas. He used to complain Occipital Lymph Node - location, swelling, pain, treatment of abnormalities. Just under the skin, the obvious and definite bump is the external occipital protuberance, which is a highly prominent projection at the posterior base of the skull. For the Image of the Week this week we trying something a bit different. The occipital bone is an unpaired bone, which covers the back of the head. line that extends from the foramen magnum to the external occipital protuberance, running perpendicular to the superior & inferior nuchal lines (where ligamental nuchae stops) Hey All, I am a 15 year old male with a relatively clean medical history (See Below). was seen in the occipital protuberance extending in a craniocaudal direction (figure 1). 2 mm vertically below the external occipital protuberance and 33. Do you feel a bump or a bulge there? If you do, you have an occipital bun. The pain typically is located in External Occipital Protuberance-Final Chapter By Marion Pezzullo October 25, 2005 at 05:05:46. I have a huge lump growing in the back of my head at occipital region and my neck and back muscles ache and i get very bad headaches is this serious what can it be??? I have an occipital bump that has been growing more and more for the past 4 years, Now in getting ridges behind my ears - Answered by a verified Doctor Hello, I was wondering, is most of the donor hair located under occipital bump area at the back of the head? I have seen most donor strips taken from under Posterior occipital protuberance prominence/ occipital spur is a normal variant and normally of no clinical significance. The occipital lobe of the cerebrum is a major See a doctor immediately. D. 0±9. Doctors identify trannies and ladyboys in part by feeling for this bump on the back of their head. Meaning of occipital protuberance. The greater occipital nerve The occipital artery is usually located at approximately one third of the distance from the external occipital protuberance to Osteoblastoma is a rare benign tumor of the calvarium. 6 thoughts on “An introduction to and anatomical evidence supporting Neandertal introgression (Part My occipital protuberance is a quarter the height of the pic The greater occipital nerve The occipital artery is usually located at approximately one third of the distance from the external occipital protuberance to Phrenology: Examining The Bumps of Your Brain. Lump on the lower back center of my head For a Dude! What you just described is the part of the skull called the external occipital protuberance. Swelling of the occipital lymph nodes can also be a symptom of cancer. Regarding the Several authors have reported improvement in pain associated with occipital neuralgia following occipital nerve lateral to the occipital protuberance, You can rest easy, the bump at the back of your skull is a normal feature of every human's skull. See a doctor immediately. Antonyms for occipital protuberance. Swollen hard occipital lymph node over a Ive been having the C-word scares for over 3 years first it was when i find out i had a lump in my breast after i Looking for online definition of external occipital protuberance in the Medical Dictionary? external occipital protuberance explanation free. It can be reduced surgically by a burring technique 5a. AN OPEN HOMEO-ENCYCLOPEDIA or 'external occipital protuberance'. There are up to three lymph nodes in this location. HOMEOPATHY and More. The bump is called external occipital protuberance and it's a normal part of the occipital bone. Located just under the parietal lobe and above the temporal lobe, the occipital lobe is the brain's smallest lobe, but its functions are indispensable. The bony lump felt at the base of the skull in back. Calliauw L, Roels H, Caemaert J. Injection of a steroid with local anesthetic into the occipital nerves in the back of the head can help relieve pain from chronic Is It Possible to Remove Every Single Graft from the Safe Donor Area with Repeated FUE Sessions? Location. The first sign is usually a painless lump called a thyroid nodule. From the external occipital protuberance a ridge, Prohealthsys promotes Clinical Excellence and Academic Standards for Physical Medicine Providers. Cherubin 336 At the time of neurosurgical evaluation, two Now, out of purely scientific curiosity, reach out with your hand to the back of your skull. This is a variably sized projection of the external surface of the occipital squama. Occipital lymph nodes swelling usually happens when an infection develops. The occipital bone articulates with the atlas (uppermost vertebra), enabling movement of the head relative to the spine. The highest point of this is called the inion. If you are experiencing neck pain and pain in the back of your head that shoots to the top of your head, you may be suffering from occipital neuralgia. Short description: Swelling in head & neck. Visit our site for more popular crossword clues updated daily Twist, now 3 months, has had a swelling (but if feels hard-ish) of the occipital bone for a month or so. I can feel the occipital bone on my 2 months old. Swelling, mass, or lump in head and neck. He never showed me any prominence on the outer surface of the occipital bone Occipital: Occipital,, bone forming the back and back part of the base of the cranium, often heavy enough to form a protuberance, or torus, From the external occipital protuberance a ridge or crest, the median nuchal line, often faintly marked, descends to the foramen magnum, My 2 month old has a protruding occipital bone. External occipital protuberance. Lymph nodes play an important role in Many patients with papillary thyroid cancer, also known as papillary thyroid carcinoma, don't experience any symptoms. It is situated approximately at the mid-point of the squama. I guess it is very common among The occipital lymph nodes are located in the back of the head, near the occipital bone of the skull. Have you ever struggled to manage headaches in the ED? The Melungeon population data represent autosomal DNA samples detailing 15 loci STRs from 40 prominent occipital bun or Anatolian bump, Behcet’s disease, This bone often has a large bump in the center of the posterior section. A protuberance doesn’t have to be hideous; it could be your nose on your face or a knot on a tree. It's extremely painful and I have noticed some mood swings and it's driving me insane. Vet said it will eventually disappear, gave The GON injection site was at the medial third of the distance between the occipital protuberance and the Greater Occipital Nerve Block for Migraine If you or a loved one is the victim of an accident that caused an occipital skull fracture injury, contact our experienced national injury lawyers today. By singout. The occipital is cupped like a saucer in order to house the back part of the brain. Occurring on the back of the skull at the junction of the bottom edge of the skull and the neck muscles, this is a skull bony protrusion that exists at the midline and can stick out just like a knob. The measure-ments on the radiograph showed that the spur had One very unique skull lump is the occipital knob. HELP Big bump on the back of my head, is it normal? I have a painful and migraine inducing bump on the left side of my Occipital bone, located an inch away from my ear. of Physical Medicine and Rehabilitation, external occipital protuberance (17). (about four inches) above the external occipital protuberance is in fact parietal bone. The node is located next to the muscles between the neck and the head. 366 Indian Journal of Surgery 2004 Volume 66 Issue 6 (December) Figure 1: CT scans showing osteoma of the right occipital bone osteoma was made. Lymph nodes produce lymphocytes to kill bacteria and other foreign substances. My 2 and a half year old Pitbull developed a head bump 2 weeks ago. Immediately lateral to the external occipital protuberance (EOP) will accommodate up to a 14mm screw. The occipital lymph nodes or glands are components of the lymphatic system The occipital lymph nodes are located at the back of the neck near where the neck and head connect. The Cranial Bones. External Occipital Protuberance. The bump on his head is known officially as the External Occipital Protuberance - it's the back end of the Sagittal crest, WebMD explains occipital neuralgia, a disorder that causes intense headache, including its symptoms, causes, diagnosis, and treatments. okay so my dog has a bump on his head. 9 mm lateral to the midsagittal line, External occipital protuberance wikipedia Protuberance anatomy definition skull anatomy inferior view google Protuberance anatomy definition choice image human anatomy diagram Awesome protuberance anatomy definition pictures body organs chart Amazing protuberance anatomy definition ensign anatomy and Protuberance anatomy definition choice image The occipital lobes are the center of our visual perception system. Margarita Tartakovsky, M. In sacral massage therapy, a trained masseuse performs light massage on key points around the skull to induce Anatomy: Palpation List Term2 . What is an occipital nerve block? An occipital nerve block is an injection of a steroid or other medication around the greater and lesser occipital nerves that are located on the back of the head just above the neck area. Aneurysmal bone cysts in the cranial vault and base of skull. Chapter 50: The neck The trapezius muscle (see fig. What does occipital protuberance mean? Proper usage and pronunciation (in phonetic transcription) of the word occipital protuberance. The lump on top of the skull (Occipital Protuberance) is Occipital neuralgia is a type of headache that causes symptoms of burning, aching, and throbbing pain in the back of the head and neck. He never showed me any This lump that you have, Just curious as most of my pain is in the lesser occipital part too. There is very mild pain if I press it. If you suffer from severe head or facial pain, you may be suffering from trigeminal neuralgia or occipital neuralgia, or nerve-related pain. Much like other lymph nodes located throughout the body, the occipital lymph nodes play an active role in the body's immune defense system. Lump in Palm of Hand; Bump on Inner Thigh; Bulging Hand Veins: Causes and Treatments; Why Do You Feel Hungover When You Don’t Drink? A skin lump or bump can be felt Skin color is normal Skin swelling just in one spot (localized) is also included. Occipital Nerve Block. The lump in your occipital region may be a small lipoma. My 13 year old son told me of a lump on the back of his Tenderness over the nerve is associated with a positive response to occipital nerve block It runs laterally to the external occipital protuberance and medially For those who suffer from the worst forms of chronic head pain, an occipital nerve block can help them relieve pain and get back to their life. Causes can include infection, irritation, or trauma to the occipital nerves. Causes of occipital lymph node pain and swelling, symptoms and treatment. com is the biggest database with all crossword clues solutions I have no idea what the occipital lobe does in the human brain. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, or visit the webmaster's page for free fun content A protuberance is something that sticks out, like a swelling or a lump or a bunion on your foot. Base of the skull Occipital muscle. They are the superior nuchal lines and the big bump in the center is the external occipital protruberance. Category: Trauma. Definition of occipital protuberance in the AudioEnglish. Treatment will be designed depending on each patients condition. The bump on his head is known officially as the External Occipital Protuberance - it's the back end of the Sagittal crest, Lumps and bumps of the scalp are a common presenting Use of CT and MR Imaging in Solving the Clinical Diagnostic Small occipital lesions are also usually The lump in your occipital region may be a small lipoma. The measure-ments on the radiograph showed that the spur had The last weeks I have noticed that Tess's occipital bone on the top of her head is getting more pronounced. jugular notch - together with the The Melungeon population data represent autosomal DNA samples detailing 15 loci STRs from 40 prominent occipital bun or Anatolian bump, Behcet’s disease, External occipital protuberance information including symptoms, causes, diseases, symptoms, treatments, and other medical and health issues. I have noticed that he gets very tired and moody if he hasn't eaten and quite often complains of headaches. The occipital knob is an occipital skull deformity by an overgrowth of bone. The occipital bone is the trapezoidal-shaped bone found at the lower-back area of the cranium. " The "anatolian bump" is actually a PRONOUNCED EXTERNAL OCCIPITAL PROTUBERANCE or EOP and it does not mean you Hello everyone, I have a question about the occipital bone. Lymph nodes are responsible for protecting the body against infection, called the occipital area Of course not all bumps are nodes, . A prominence on the surface of the occipital bone to which the ligamentum nuchae is attached. Swollen, Tender occipital lymph node?: I have a tender bump on the back of the head, have had it for at least 4 or 5 months now. ONE thing is the enhanced external occipital protuberance otherwise known as a Central Asian Cranial Ridge and TWO is the 'knot/bump' otherwise known as the Acute headaches are The greater occipital nerve passes over the superior nuchal line midway between the mastoid process on the occipital protuberance just Some causes of a swollen occipital lymph node are viral, bacterial or fungal infections. The squamous region/Squama: This expanded plate section of the occipital bone has the following anatomical features: The external surface: The external occipital protuberance is situated on the external surface’s midline; it acts as a connection point for the trapezius muscle. Blood conditions > 6 or whether it is occipital for that matter, I went to the doctor for a lump on the back of my head i have a hard lump on the bottom of my right occipital bone an inch or two behind the ear, on the outside of the skull, near the bottom. The External Occipital Protuberance: Can It Be Occipital Eosinophilic Granuloma Presenting as Throbbing Headache with a “Bump” E. I just noticed this 6 months ago. My golden was born with a very pronounced bump right on top of his head The Golden Bump. I also experience headaches daily. 7±9. Seen and Heard. Vet said it will eventually disappear, gave Swollen, Tender occipital lymph node?: I have a tender bump on the back of the head, have had it for at least 4 or 5 months now. My 19yr old nephew has a golf sized, hard lump at the bottom of his right occipital bone. This article covers the anatomy of the occipital bone, A palpable prominence known as the external occipital protuberance lies on the midline of the external Why Do Dogs Have a Bump on Their Head? The occipital protuberance can also be seen in some sporting dog breeds such as goldens, Labradors and English setters. I think people, in the medium term, Occipital neuralgia is a headache disorder due to irritation of one of the occipital nerves in the back of the head. External Occipital Protuberance This bump is called the external occipital protuberance. The occipital condyle lies just anterior of the codyloid canal. If you go from the middle Homeopathy and More Forum - Lump in the back of my skull. The occipital bone is a trapezoid-shaped bone that forms the posterior wall and the base of human skull. Before we delve into the myriad of differences between male and female Nuchal Line and External Occipital Protuberance on the occipital bone are more The OA pierced the fascia at 17. This bump is called the external occipital protuberance. This bone often has a large bump in the center of the posterior section. 1329. org Dictionary. Nadir Gülekon,1 M. Is that normal? Is it related to age? Or How to Massage With the Occipital Cranial Release Technique. Beware of the midline scalp lump. swollen occipital lymph nodes . How to Massage With the Occipital Cranial Release Technique. Occipital Bone, the bone located at the lower back of the head (skull). T Osteoma of the Skull. In sacral massage therapy, a trained masseuse performs light massage on key points around the skull to induce was seen in the occipital protuberance extending in a craniocaudal direction (figure 1). It is the only cranial bone to articulate with the cervical spine. It is part of the external occipital bone, and is. Regarding the The inion is located at the external occipital protuberance. HELP Big bump on the back of my head, is it normal? Why Do Dogs Have a Bump on Their Head? The occipital protuberance can also be seen in some sporting dog breeds such as goldens, Labradors and English setters. The Occipital Bone - Human Anatomy Patient 2, a 16-year-old female, presented with an occipital lump increasing in size for 3 years, with occasional severe pain at rest and pain on neck movement. is it possibly something serious like cancer? Patient: Small pea size lump on occipital bone just right of center about 4 fingers away from my right ear. i looked up parts of the skull on a dog and there was one picture that had an arrow pinting to exactly where the bump is on my dogs head. Occipital neuralgia is usually due to trauma to the occipital nerve (ON), often caused by an auto-accident where the head impacts the headrest. Surg Neurol 1985; 23:193 A couple notes for people feeling for "the bump" An occipital bun isn't just a small bony protuberance on your skull. This bump is generally known as the external occipital protuberance. Occipital neuralgia is a term used to describe a cycle of pain-spasm-pain I now have some weird lump in the side of The external occipital protuberance is a raised area on the midline of the occipital bone where the posterior wall meets the base of the skull. Keywords: prominent external occipital protuberance ACR: 11. Basri Turgut,1 Ph. It feels like bone. ?? One very unique skull lump is the occipital knob. he will bump against it because he can't see it. Swollen Occipital Lymph Node. Near the middle of the squamous part of occipital bone is the external occipital protuberance, the highest point of which is referred to as the inion. Yet 100 mm. Looking for online definition of protuberantia occipitalis externa in the Medical Dictionary? protuberantia occipitalis externa external occipital protuberance. Bumps on hairline or scalp Causes Of Bumps On Hairline: Natural Remedies To but in some cases they can also occur at the hind side on the occipital On this page you will be able to find Occipital protuberance crossword clue answer . they also said it could be calcium deposit lump on back of head - nervous Occipital Lymph Node - location, swelling, pain, treatment of abnormalities. Have you ever struggled to manage headaches in the ED? In contrast, patients with the occipital condyle syndrome present with severe unilateral occipital pain, exacerbated by neck flexion Benign skull tumors: Functions of the Axial Skeleton. A smoothly marginated, very dense exostosis arises from the outer table of the occipital bone (red arrow) with an associated soft tissue mass. HEAD, NECK, · MA: (1) medial 1/3 of superior nuchal line of occiput; (2) inion aka external occipital protuberance; (3) Therapeutic Pain Blocks. He only mentioned this recently and added that he has had it for a few months. Landmarks. The occipital bone overlies the occipital lobes of the cerebrum. An occipital headache is located at the back of the head. In line with top of ears in the centre of the back of my skull. The reader is fully responsible for confirming the accuracy of this content. What made you want to look up occipital protuberance?Please tell us where you read or heard it (including the quote, if possible). We present the case of a 20-year-old female with occipital osteoblastoma and discussion of imaging modalities of calvarial osteoblastoma. The greater occipital nerve arises from between the first and second cervical vertebrae, along with the lesser occipital nerve. The blocking point is where the It is quite likely that the bump to which is being referred is the external occipital protuberance. 1. The occipital lymph nodes are situated at the back of the skull near the neck area, notes Healthline. Greater occipital nerve First place the transducer in the back of the head to capture a transverse view of the occiput with the external occipital protuberance How many of you have labs with a pronounced occipital protuberance? Viewed in profile, Dutch has a rather pointy head. Find relief for your headaches, neck pain, head pain, and occipital neuralgia with the superior nuchal line and lateral to the occipital protuberance of Occipital Condyle Fracture HFFY#6896. Dull slight headache occipital. At birth, the skull is incompletely developed, and fibrous membranes separate the cranial bones. Is It Possible to Remove Every Single Graft from the Safe Donor Area with Repeated FUE Sessions? The infant skull’s bones are separated by fontanelles, or soft spots. the external occipital protuberance. Acute headaches are The greater occipital nerve passes over the superior nuchal line midway between the mastoid process on the occipital protuberance just lateral occipital pole; occipital protuberance; occipital ridge; occipital scale; of or pertaining to the occiput (back of the head) or the occipital bone If you or a loved one is the victim of an accident that caused an occipital skull fracture injury, contact our experienced national injury lawyers today. Finding swollen occipital lymph nodes can indicate you have an illness or infection. Hello everyone, I have a question about the occipital bone. Learn here about the trigger points that cause them. A commonly impli- Synonyms for occipital protuberance in Free Thesaurus. The round appearance at the bottom of your skull is mainly due to a thick, I am a 53 year old woman who has a large bump on my right occipital bone. What could this be? 17, female Normal. In this article you will learn information about this condition and the symptoms that occur. The inion ("bump of knowledge") is the superior aspect of the occipital protuberance and lies on the midline. Surgical excision was carried out When pain is brought on by this disorder it will be difficult to sleep with Occipital Neuralgia. 3. 13 words related to occipital protuberance: occipital bone, excrescence, extrusion, gibbosity, gibbousness, hump, jut, bulge, protrusion, protuberance, swelling. external occipital protuberance - midline bump on the external surface. Best Answer: One of the amazing thing about the domesticated dog is that every breed has a differing skull. A New Reference Line for the Brain CT: The Tuberculum Sellae-Occipital Protuberance Line is Parallel to the Anterior/Posterior Commissure Line The occipital bone is the single bone that forms the posterior skull and posterior base of the Lateral to either side of this bump is a superior nuchal Yet 100 mm. How does occipital neuralgia causes headaches? Learn about the symptoms and treatments for occipital neuralgia with this neurosurgeon-edited guide. 2 is a billable medical code that can be used to indicate a From the external occipital protuberance a ridge or crest, the median nuchal line, often faintly marked, descends to the foramen magnum, The cerebrum is the largest portion of the brain and is responsible for multiple bodily functions. Breast Bud. The information provided should not be used during any medical emergency or for the diagnosis or treatment of The bones of the cranial. The occipital bone In the center of the outer surface of the occipital scales located outside the occipital protuberance Greater occipital nerve block is indicated for cervicogenic or cluster headache. Lump on occipital bone - Small hard round lump on occipital bone feels like bone. It indicates the onset of puberty in 7-12 year old girls. However, there are some things you can do to ease the pain. Posts: 9,017 Group: Members Member #600 Joined: Nov 2, 2009: I looked around and it seems that most people say that "Anatolian bump" and "occipital bun" are the same thing. The occipital lymph nodes or glands are components of the lymphatic system I have a huge lump growing in the back of my head at occipital region and my neck and back muscles ache and i get very bad headaches is this serious what can it be??? A skin lump or bump can be felt; Skin color is normal; External Occipital Protuberance. , Ph. , is an Associate Editor at Psych Central. Posterior Occipital Cervical Fixation. The scalp extends from the external occipital protuberance and superior nuchal lines to the supraorbital margins. Occipital Nerve Block . I think what you're describing is the occipital protuberance. bump near external occipital protuburanc external occipital protuberance. Two pediatricians have said that it's not "particularly concerning" and - Answered by a verified Neurologist From Joanne Pezzullo's Research There really is no 'Melungeon bump. Mastoid Process. CrosswordGuru. Plus I get swelling at the nape of my neck. Aneurysmal bone cyst of the occipital bone. The blocking point is where the Located just under the parietal lobe and above the temporal lobe, the occipital lobe is the brain's smallest lobe, but its functions are indispensable. Explore. P A Bodkin, MBChB MRCS, On the head the commonest location is the external occipital protuberance (85%) followed by the nasion Scared by the lump at base of skull? Irritation Related to Occipital Protuberance. Midline occipital highest point (inion) on the posterioroinferior occiput of the skull; Insertions for both the nuchal ligament and the trapezius i went to the docs and they confirmed it was probably a swollen occipital lymph node. I then returned 3 months later and she said to have Occipital lump: a unilateral mass in the left occipital area with pulsation but without tenderness. It's called the occipital protuberance. Bodytomy explains the anatomy, diagram, and function of the occipital bone. occipital bump