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76 terms

Anatomy Exam 3 Part 6

the receptors in taste and small
furthest back papillae
vallate papillae
side papillae
foliate papillae
most anterior papillae
fungiform papillae
taste can be sensed with what cranial nerves
7 and 9
axons of olfactory sensory neurons gather into bundles called
filaments of the olfactory nerve
the filaments of the olfactory nerve enter the olfactory bulbs and synapse with
mitral cells
absence of the sense of smell
distortion of smells or olfactory hallucination
uncinate fits
reddish elevation at the medial anthus
lacrimal caruncle
connective tissue within the eyelids
tarsal plates
modified sebaceous glands
tarsal glands
transparent mucous membrane
conjunctiva (palpebral or bulbar)
keep surface of the eye moist
lacrimal apparatus
produces lacrimal fluid
lacrimal gland
fluid empties into nasal cavity
lacrimal sac
origin of the four rectuc eye muscles
annular ring
superior oblique
inferior oblique
posterior five-sixths of the tunic, white, opaque region
anterior one-sixth of the fibrous tunic
allows aqueous humor to drain
scleral venous sinus
vascular, darkly pigmented membrane, prevents scattering of light rays within the eye
thickened ring of tissue which encircles the lens
ciliary body
posterior surface of the ciliary body
ciliary processes
attached around entire circumference of the lens
ciliary zonule
visible colored part of the eye
the round central opening of the iris
protective response of pupil constriction when a bright light is flashed in the eye
pupillary light reflex
sympathetic what muscle of the eye contracts
dilator pupillae
parasympathetic what muscle of the eye contracts
sphinctor pupillae
the deepest tunic
what is the retina's two layers
pigmented and neural layer
single layer of melanocytes of retina
pigmented layer
sheet of nervous tissue in the retina
neural layer
rods and cones are
contains mostly cones
macula lutae
contains only cones, region of highest visual acuity
fovea centralis
blind spot
optic disc
where the neural layer ends at the posterior margin of the ciliary body
ora serrata
blood is receives in the eye from the
the posterior chamber of eye is filled with
vitreous humor
the anterior chamber of eye is filled with
aqueous humor
chamber between the cornea and iris
anterior chamber
chamber between the iris and lens
posterior chamber
light bending structures are called
refractory media
curvature of the lens is adjustable
the lens in sympathetic activation
flattens (for distant vision)
the lens in parasympathetic activation
bulges (for close vision)
eyeball is too long
nearsighted (myopic eye)
eyeball is too short
farsighted (hyperopic eye)
optic tract sends axons to
lateral geniculate nucleus of the thalamus
fibers of the what reach the primary visual cortex
optic radiation
loss of an eye results in loss of what vision
ipsilateral peripheral
blood vessels grow within the yes of premature infants causes hemorrhaging and blindness
contagious infection of the conjuctiva
forms the boundary between the external and middle ear
tympanic mambrane
links the middle ear and pharynx
pharyngotympanic tube
hammer bone, attaches to the eardrum
anvil bone
stirrup bone, vibrates against the oval window
the snail shell looking thing in the ear
membranous labyrinth is filled with
bony labyrinth is filled with
where are the receptors for hearing
cochlear duct (scala media)
monitor the position of the head
receptor cells of rotational acceleration
ampullary cupula
a mismatch of sensory input causing sickness
motion sickness
equilibrium is greatly disturbed
meniere syndrome
sound vibrations cannot be conducted to the inner ear
conduction deafness
results from damage to any part of the auditory pathway
sensorineural deafness
gradual loss of hearing with age
depth perception is present
6 months
image can be focused on the retina
3 months