8
1-70.
The inner part of the eye derives its
nourishment primarily from the vascular
structure of what tissue?
1.
Conjunctiva
2.
Sclera
3.
Vitreous humor
4.
Choroid
1-71.
Dilation of the pupil, a muscular response
of the iris, normally occurs as a result of
what?
1.
Increased intensity of light
2.
Decrease intensity of light
3.
Irritation to the sclera
4.
Irritation to the conjunctiva
1-72.
Of the elements listed below, which makes
seeing in the dark possible?
1.
Rods
2.
Cones
3.
Iris
4.
Choroid
1-73.
By what process is three-dimensional
vision produced?
1.
Accommodation
2.
Convergence
3.
Refraction
4.
Stimulation
1-74.
The mechanical transmission of sound from
the tympanic membrane to the inner ear is a
function of which of the following?
1.
Auditory ossicles
2.
Eustachian tube
3.
Bony labyrinth
4.
Organ of Corti
1-75.
What structure(s) of the inner ear
provide(s) neural stimuli used to maintain
equilibrium?
1.
Fenestra rotunda
2.
Fenestra ovalis
3.
Semicircular canals
4.
Organ of Corti
