Lab 4 - Face, Nose, Tongue and Eye

orbicularis oculi

orbicularis oculi

muscle around the orbit of the eye

closes the eyelids

function of orbicularis oculi muscle

orbicularis oris

muscle around the lips

acts as an oral sphincter - puckering

function of orbicularis oris muscle

procerus

muscle in between the eyebrows

furrows eyebrows, wrinkles nose

function of procerus muscle

nasalis

muscle on the middle of the nose

flares nostrils

function of nasalis muscle

occipitofrontalis

muscle composed of occipitalis, frontalis, and epicranial aponeurosis

elevates eyebrows, wrinkles forehead

function of occipitofrontalis muscle

occipitalis

muscle on occipital bone

frontalis

muscle on forehead

levator labii superioris alaeque nasi

muscle that originates from the maxilla and inserts at the nose/upper lip

elevates upper lip and flares nostrils

function f the LLSAN muscle

platysma

muscle on anterior aspect of neck

pulls down mandible and corners of lips

function of platysma muscle

frontalis

what muscle is number 1

epicranial aponeurosis

what is number 2

occipitofrontalis

what muscle is number 1+2+3

temporalis

what muscle is number 4

procerus

what muscle is number 10

levator labii superioris alaeque nasi

what muscle is number 9

nasalis

what muscle is number 8

orbicularis oculi

what muscle is number 7

orbicularis oris

what muscle is number 6

platysma

what muscle is number 5

occipitalis

what muscle is number 3

elevation and protrusion of mandible

function of the masseter muscle

depression and protrusion of mandible

function of lateral pterygoid muscle

elevation and protrusion of mandible

function of medial pterygoid muscle

inflation of cheeks

function of buccinator muscle

temporomandibular joint

joint with attachments at temporal and mandible bones

lateral TMJ ligament

ligament with attachments at zygomatic arch and neck of mandible

stylomandibular

attachments at styloid process and mandibular angle

sphenomandibular

attachments at spine of sphenoid and lingula of mandible

trigeminal neuralgia

chronic pain resulting from damage to CN V

Bell's palsy

muscle weakness of one half of the face from damage to CN VII

crown

external part of tooth

enamel

most superficial layer of tooth

dentin

part of tooth deep to enamel

pulp cavity

chamber in the center of the tooth

neck

part of tooth that connects crown and root

gingiva

gums around a tooth

root

bottom part of tooth

root canal

interior of root

cementum

thin outer layer of the root canal

periodontal ligament

ligament found between tooth and alveolar process

coronectomy

technical name for wisdom teeth removal

sclera

most superficial layer of the eye

choroid

middle layer of the eye

retina

most deep layer of the eye

photoreceptors

rods and cones are what

cornea

clear outer covering of the eye

aqueous humor

fluid in the anterior chamber

lens

transparent structure behind the pupil

ciliary bodies

these are found between the choroid and the iris

ora serrata

posterior to lens

iris

colored part of the eye

pupil

center of the iris

vitreous humor

fluid in the posterior cavity

optic disk

junction w/ the optic nerve

tapetum lucidum

this allows nocturnal animals to have "night vision"

vallate papillae

what type of papillae is 1

foliate papillae

what type of papillae is 2

fungiform papillae

what type of papillae is 3

filiform papillae

what type of papillae is 4

sublingual gland

what gland is 1

submandibular gland

what gland is 2

tongue

what is 1

nasopharynx

what is 2

soft palate

what is 3

oropharynx

what is 4

larynx

what is 5

esophagus

what is 6

nasal septum

what is 7

epiglottis

what is 8

hard palate

what is 9

uvula

what is 10

upper lip

what is 11

oral cavity

what is 12

lingual tonsils

tonsils on the posterior side of the tongue

pharyngeal tonsils

tonsils behind the nasal cavity

palatine tonsils

tonsils at the posterior of the roof of the mouth

palatine tonsils

what tonsils are most commonly removed?

nasal bone

bone at the top of the nose, between the eyes

perpendicular plate of the ethmoid bone

top part of the nasal septum (bony landmark + bone)

palatine process of maxilla

anterior 3/4 of the hard palate of the mouth

hard palate

plate that forms the roof of the mouth

soft palate

posterior 1/4 of the roof of the mouth

major alar cartilage

sides of the tip of the nose/external part of nostrils

cribriform plate

top of the ethmoid bone

naris

nostrils

nasal septum

interior midline of the nose

superior concha

top concha

inferior concha

bottom concha

superior meatus

space between superior and middle nasal conchas

middle meatus

space between middle and inferior conchas

inferior meatus

space between inferior concha and bottom of nasal cavity

pharyngeal orifice

opening of pharyngotympanic (auditory) tube

nasopharynx

top of throat connecting your nose to respiratory system