Head and neck Flashcards
muscle surrounding eyes
obicularis oculi
muscle of facial expression in forehead
frontalis
muscle in nose?
nasalis (transverse and alar)
muscle surrounding mouth
orbicularis oris
muscles that move upper lip upward and outward
zygomaticus minor (medial) and major (lateral)
muscle that pulls cheeks inwards (behind teeth ish)
buccinator
most superior facial nerve branch
temporal
second superior facial nerve branch
zygomatic
third superior facial nerve branch
buccal
fourth superior facial nerve branch
marginal mandibular
5th superior facial nerve branch
cervical
muscle which elevates and retracts mandible?
temporalis
which muscle elevates mandible and assists in protraction (reverse of retraction)
masseter
which muscle causes lateral movement and protraction of the mandible, what are the two heads called
medial pterygoid (superficial and deep heads)
which muscle causes lateral movement and protraction of mandible, also slight elevation, and what are the two heads called
lateral pterygoid
Superior and inferior
which nerve innervates all muscles of mastication
mandibular branch of trigeminal nerve
function of sternocleidomastoid?
flexes and laterally rotates neck
names of sternocleidomastoid heads?
sternal and clavicular head
function of trapezius?
elevation, retraction, depression and rotation of scapula
which muscle tenses skin of neck and depresses mandible?
platysma
what is the flappy bit that stops you breathing food
epiglottis
arteries in neck that split into internal and external?
common carotid artery
veins in neck
internal and external jugular vein
5 bones of neurocranium?
frontal occipital parietal sphenoid temporal
which is the flat bone in the middle of the nose ish
vomer
bone above mandible
maxilla
little baby bone in nose
lacrimal bone
bone in top of mouth cavity posterior to maxilla
palatine