head and neck anatomy pin test

body of hyoid

what is this structure

pharyngotympanic tube (eustachian tube)

isthmus of oral fauces

what is this opening in the back of the oral cavity

piriform apeture

internal laryngeal nerve, superior laryngeal artery

what is the innervation and blood supply ABOVE the vocal cords

recurrent laryngeal nerve and inferior laryngeal artery

innervation and blood supply BELOW the vocal cords

lesser horn of hyoid, stylohyoid ligament

structure and what attaches here

pharyngeal tubercle, superior constrictor muscle

structure, what attaches here

greater horns of hyoid, middle constrictor muscle

structure and what attaches heree

thyroid cartilage, inferior constrictor

structure and what attaches here

cricoid cartilage

tracheal rings

pharyngeal raphe

Posterior midline attachment for the constrictors

stylohyoid ligament

holds the hyoid bone in place.

pterygomandibular raphe, superior constrictor

structure and what attaches here

thyrohyoid membrane, internal laryngeal nerve and superior laryngeal artery

structure and what passes through it

superior constrictor (CN X)

middle constrictor (CN X)

inferior constrictor (CN X)

Stylopharyngeus (CN IX)

CN IX (glossopharyngeal)

what innervates this muscle?

internal laryngeal nerve

SENSORY innervation to larynx ABOVE vocal cords

recurrent laryngeal

SENSORY nerve to larynx BELOW to vocal cords

sympathetic trunk and superior cervical sympathetic ganglion

supplies postganglionic sympathetic innervation to the smooth muscle and glands in the head

superior thyroid artery

superior laryngeal artery

Travels with internal laryngeal nerve through the thyrohyoid membrane

epiglottis

muscular process of arytenoid

Attaches to posterior and lateral cricoarytenoid muscles

vocal process of arytenoid

Attached to vocal ligament

arytenoid cartilage

cricoarytenoid joint

quadrangular membrane

lateral side of the epiglottis all the way to the ventricular fold

aryepiglottic fold/ligament

vestibular fold/ligament

false vocal cord

vocal fold/ligament

cricothyroid membrane

laryngeal inlet

opening that connects the pharynx and larynx

valleculae

space between tongue and epiglottis

piriform fossa

hollow pockets on the lateral sides of the glottic opening

laryngeal vestibule/ supraglottic space

laryngeal ventricle

space between true and false vocal folds

infraglottic space

area inferior to the vocal folds

rima glottidis

opening between vocal folds

cricothyroid muscle, lengthen vocal cords, high pitch

structure, function, action

aryepiglottic muscle

posterior cricoarytenoid, abducts vocal folds, forced respiration

name, function, action?

arytenoid muscle (transverse and oblique) , adducts vocal folds, bear down

name,function, action?

lateral cricoarytenoid, adducts vocal cords, bear down

name,function, action?

thyroarytenoid muscle, shorten vocal cords, low pitch

name, function, action

vocalis, fine tune pitch

structure and function

sensation of mucosa below vocal folds, larnygeal muscles (except cricothyroid)

what does the recurrent laryngeal innervate

sphenopetrosal fissure

leads to bony potrion of pharyngotympanic tube

petrous part of temporal bone

scaphoid fossa, tensor veli palatini

structure, what attaches here

medial pterygoid plate

hamulus

pharyngeal tonsils (adenoids)

what tonsilar tissue is found here

tubal tonsils

what tosilar tissue is found here

palatine tonsils

lingual tonsils

sulcus terminalis

foramen cecum

vallate papillae

valleculae

torus tubarius

elevation of cartilage caused by the auditory tube

salpingopharyngeal fold and muscle (CN X)

pharyngeal recess

a groove between salpingopharyngeal fold and
posterior wall of nasopharynx

tonsillar fossa

the space between the palatoglossal arch and the palatopharyngeal arch

uvula

small projection hanging from the back middle edge of the soft palate

musculus uvulae (CN X)

what muscle controls this structure

palatoglossal arch/muscle (Cn X)

palatopharyngeal arch/muscle (CN X)

levator veli palatini muscle, elevate soft palate (CN X)

name and function

tensor veli palatini muscle, tenses soft palate (CN V3)

name and function

CN V3

what innervates this muscle?

lacrimal fossa

depression where lacrimal sac sits

nasolacrimal canal/duct

empties lacrimal fluid into the nasal cavity

inferior meatus

where does the nasolacrimal duct drain into

superior concha

middle concha

inferior concha

superior nasal meatus

middle nasal meatus

where frontal, maxillary, sinuses and ethmoid air cells drain

inferior nasal meatus

sphenoethmoidal recess

sphenoid sinus drains into

ethmoid bulla

locateed in middle meatus, where middle ethmoidal air cells drain

hiatus semilunaris

opening separating middle meatus and infundibulum

sphenoid sinus, sphenoethmoidal recess

structure and where it drains

frontal sinus, middle meatus

structure and where it drains

maxillary sinus, middle meatus

structure and where it drains

ethmoid air cells, middle meatus (ethmoid bulla)

structure and where it drains

incisive fossa/foramen

nasopalatine (CN V2)

what nerve travels through this opening

Sphenopalantine artery

what artery travels through this opening

nasopalatine

what nerve innervates this portion of the palate

naris

nasal vestibule

nasal atrium

choanae

alar cartilage

cartilage that supports the apex of the nose and helps shape the nares; it is connected to the septal cartilage and connective tissue of the alae