31) Of the following glands, which does
not
help keep the anterior part of the eye from drying out?
A) lacrimal caruncle
B) tarsal glands
C) goblet cells in the conjunctiva
D) lacrimal gland
32) The ora serrata is a
A) type of papilla that houses taste buds.
B) part of the modiolus.
C) part of the choroid layer.
D) part of the retina.
33) Where do tears drain?
A) into the Eustachian tube
B) into the nasal cavity
C) into the lacrimal gland
D) into the pharynx
34) What axons decussate in the optic chiasma?
A) the fibers in the optic radiation of white matter
B) all fibers from both eyes
C) those from the lateral half of each retina
D) axons from the medial half of each eye
35) In Chapter 12 on the CNS, we learned that the inferior olivary nucleus and medial lemniscus are a relay nucleus and a fiber tract in general somatic sensory pathways in the brain. The superior olivary nucleus and the lateral lemniscus are entirely different structures belonging to what sensory pathway?
A) taste
B) olfactory
C) visual
D) auditory
36) Which is true about a retinal detachment?
A) It can result from a blow to the eye.
B) It is a detachment of the complete thickness of the retina from the choroid.
C) It causes blindness immediately.
D) The detached portion contains no capillaries.
37) Clouding of which of the following structures would lead to a clinical condition known as a cataract?
A) lens
B) cornea
C) aqueous humor
D) vitreous humor
38) Of the following structures, which is the only one that contains perilymph (instead of endolymph)?
A) scala media
B) saccule
C) scala tympani
D) semicircular ducts
39) Hair cells are receptor cells for
A) fine touch.
B) both hearing and equilibrium.
C) taste.
D) smell.
40) Hyperopia and presbyopia may have some features in common, but a key difference between these two conditions is that
A) one is farsightedness, and the other is nearsightedness.
B) nearsighted people never develop presbyopia, but they can develop hyperopia.
C) in hyperopia the lens can accommodate, but in presbyopia it cannot.
D) people with astigmatism never develop presbyopia, but they can develop hyperopia.