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33 Cards in this Set
- Front
- Back
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how many bones make up the skull?
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8 cranial and 14 facial
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endochondral and intramembranous origins
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endo = mesenchyme > cart. model > bone
Intra = mesenchyme > bone |
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what kind of joint is the cranium?
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synarthroses (fibrous joints)
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what is a brachmatic fontanel?
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soft spot on top of head that doesnt ossify until 18 months
"little fountain" - blood pulsing |
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what 3 ligaments make up the TMJ
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temporomandibular - prevents post. dislocation
sphenomandibular - prevents downward dislo. stylomandibular - also downward |
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how many planes of movement does the TMJ have
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3
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what is TMJ syndrome?
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inflammation of tmj
- overuse, muscle tension |
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what is the laryngeal prominence?
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"adams apple"
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what is the trachea comprised of?
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C-shaped cartilage rings.
-backside covered with smooth muscle for expansion & keeps airway open |
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what does the trachea do? the asophagus?
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-connects mouth to lungs
-connects mouth to stomach |
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characteristics of hyoid bone?
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no bony articulations!
-attachment for muscles of tongue, larynx, mandible -suspended from styloid process |
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what is torticollis?
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a prolonged contraction of muscles. a "wry neck"
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what are the Anterior, middle, and posterior branches of internal carotid held together by?
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the circle of willis, by the posterior and anterior communication branches
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what are the 2 layers of the dura and waht do they form?
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parosteal - upper
meningeal - deep fluid filled cavities (sinuses) |
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what is the order of the flow of sinuses in the brain/
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superior, inferior, straight, transverse, sigmoid > jugular foramen
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what are embolisms?
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any mobile thing that moves through circulatory system and forms blockage
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what is an anneurism?
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enlargement of aorta or circle of willis
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what is the ethmoid bone?
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divides nose into left and right
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what are conchaes?
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create room for:
-olfaction -air conditioning (senses) -filtration -pressure (equalizing) |
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what mucous membranes are & what they are used for?
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skin + connect tissue + smooth muscle
-filtration, humidifyer |
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function of paranasal sinuses
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-lighten facial bones
-resonance for voice (get clogged so sound waves cant travel through as well) |
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what is rhinitis?
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"running nose"
-inflammation of mucous membrane |
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what is nasal congestion?
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blockage of airways. Inflammed mucous
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what is a palate? and what 2 kinds do we ahve?
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division between oral and nasal cavities
-hard (masillae & palatines) and soft |
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function of salivary glands
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-enzymes
-cleans teeth -lubrication sublingual & submandibular (VII) & parotid (IX) glands |
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glossus = ...
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tongue
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what is the palatoglossus?
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soft arch in back of mouth behind uvula
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what do the extrinsic and intrinsic muscles of the tongue do?
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ex = move tongue
int = change shape of tongue |
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waht parts make up the tonsils?
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lymphatic tissue, lingual (backside of tongue), palatine (back of throat), pharyngeal adenoids (close to auditory tubes)
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waht two CN are for the tongue?
what two CN are for taste? |
X & XII
VII & IX |
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what does the pharynx connect?
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nose, mouth, esophogus
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what is the nasopharynx? oropharynx? laryngopharnx?
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naso = auditory tube. needs equalizing
oro = tonsils lary = epiglottis to cricoid cart. |
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waht causes sound to change?
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thickness (lower voice) & tension & inflammation
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