Head and Neck Flashcards
cranial nerve V2
Name: maxillary
Foramen: foramen rotundum
Function: sensory over the teeth, face, gums
cranial nerve V1
Name: opithalmic
Foramen: superior orbital fissure
Function: sensory over the teeth, face, gums
mucous membranes
- nasal cavity lined by mucous membrane
bones of nasal cavity
- ethmoid
- sphenoid
- maxillary
- palatine
- frontal
which vertebra is the axis?
C2
which vertebra is the vertebra prominens?
C7
term for C2
axis
paranasal sinuses
air-filled extensions of nasal cavity
- frontal
- ethmoid
- sphenoid
- maxillary
the danger triangle of the face is drained by the ___
facial vein
OINA: orbicularis oculi
o: frontal and maxillary bones
i: circles orbit, extends within eyelid
n: facial
a: closes eyelids, tightens skin of forehead (when eyes are firmly closed)
spread of infections from nasal cavity
- cribiform plate
- middle ear
- nasopharynx
- tear duct, conjuctiva
- paranasal sinus
unique feature of facial vein
the facial vein does not have valves
OINA: mentalis
o: mandible near symphysis
i: chin skin
n: facial
a: elevate lower lip
cranial nerve II
Name: optic
Foramen: optic canal
Function: vision
term for C1
atlas
veins of the head and neck
external nose cartilage
- 2 large lateral cartilages
- 2 alar cartilages
- nasal septum
cranial nerve X
Name: vagus
Foramen: jugular foramen
Function: sensory – viscera; motor – pharyngeal muscles
cranial nerve I
Name: olfactory
Foramen: olfactory foraminae (cribiform plate)
Function: olfaction
anterior triangles (cervical regions)
- submandibular 2. submental 3. carotic 4. muscular