Questions Verified Marking
Scheme New Update (A+ Pass)
4 eye structures that bend(refract) light - Answers -✔✔ cornea
aqueous humor
lens
vitreous humor
cone - Answers -✔✔ vision receptor that is sensitive to color
cornea - Answers -✔✔ part of eye that light rays pass through first as they enter eye
optic disk - Answers -✔✔ another name for the blind spot, region where the optic nerve
connects w/ the eye
retina - Answers -✔✔ innermost coat of eyeball, the nervous tissue layer that includes
the receptors for the sense of vision
rod - Answers -✔✔ vision receptor that functions well in dim light
rhodopsin - Answers -✔✔ pigment needed for vision
fovea centralis - Answers -✔✔ depressed area in the retina that is the point of clearest
vision
ciliary muscle - Answers -✔✔ structure that alters the shape of the lens for
accommodation
aqueous humor - Answers -✔✔ watery fluid that fills much of the eyeball infront of the
crystalline lens
choroid - Answers -✔✔ vascular, pigmented middle tunic of the eyeball
pupil - Answers -✔✔ structure w/ 2 sets of muscle fibers that regulate the amount of
light entering the eye
vitreous humor - Answers -✔✔ jellylike material located behind the crystalline lens that
maintains the spherical shape of eyeball
pupil - Answers -✔✔ central opening of the iris
, conjunctiva - Answers -✔✔ membrane that lines the eyelids
endolymph - Answers -✔✔ fluid contained w/in the membranous labyrinth of the inner
ear
malleus - Answers -✔✔ bone in contact w/ the tympanic membrane
pinna - Answers -✔✔ another name for the projecting part, or auricle of the ear
eustachian tube - Answers -✔✔ channel connecting the middle ear cavity w/ the
pharynx
perilymph - Answers -✔✔ fluid of inner ear contained within the bony labyrinth and
surrounding membranous labyrinth
spiral organ - Answers -✔✔ structure containing the receptor cells for hearing
bony labyrinth - Answers -✔✔ skeleton of inner ear
cochlear duct - Answers -✔✔ duct in the spiral organ that contains endolymph
hair cells - Answers -✔✔ ciliated cells found in both the vestibule and semicircular
canals
otoliths - Answers -✔✔ small crystals that help activate maculae
semicircular canal - Answers -✔✔ one of three chambers that detect rotation
crista - Answers -✔✔ structure containing hair cells and a cupula
vestibule - Answers -✔✔ two small chambers containing maculae
macula - Answers -✔✔ collection of hair cells found in a vestibule
cochlear nerve - Answers -✔✔ brand of vestibulocochlear nerve that carries hearing
impulses
optic nerve - Answers -✔✔ nerve that carries visual impulses from retina to the brain
ophthalmic nerve - Answers -✔✔ brand of 5th cranial nerve that carries impulses of
pain, touch, and temp from eye to brain