A flattened lens
A. is necessary for near vision.
B. is necessary for distant vision.
C. is necessary for both near and far vision.
D. functions only with color vision.
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Question 2) If you were to cut a cross section of the retina and examine it under a microscope, what would be the order of features from the choroid to the posterior cavity?
a: Rods and cones
b: Ganglionic axons progressing to the optic nerve
c: Bipolar cells
d: Ganglion cells' bodies
e: Pigmented retina
A. a, b, c, d, e
B. e, a, c, d, b
C. c, a, e, d, b
D. d, e, a, b, c
E. e, d, c, b, a
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Question 3) What part of the retina lacks photoreceptors?
A. Optic disc
B. Macula lutea
C. Fovea centralis
D. Posterior retina
E. All of the choices are correct.
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Question 4) The structure that functions as a diaphragm to control pupil size is the
A. ora serrata.
B. suspensory ligament.
C. iris.
D. cornea.
E. anterior chamber.
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Question 5) The structural continuity between the cornea and the sclera is called
A. the substantia propria.
B. the limbus.
C. the uvea.
D. Decemet's membrane.
E. Schlemm's membrane.
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Question 6) The proper sequence of eye layers from the outermost to the innermost layer is
a: Neural tunic
b: Fatty tunic
c: Vascular tunic
d: Fibrous tunic
A. a, b, c
B. b, a, c
C. a, b, d
D. c, a, d
E. d, c, a
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Question 7) The fibrous tunic of the eye is composed of two parts. What are they?
A. The cornea and the sclera
B. The conjunctiva and the cornea
C. The conjunctiva and the sclera
D. The sclera and the retina
E. The sclera and the uvea
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Question 8) The eye measures about ________ in diameter.
A. 2.5 mm
B. 12.5 mm
C. 2.5 cm
D. 12.5 cm
E. 22.5 cm
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Question 9) What is the correct sequence for lacrimal fluid production and drainage?
a: Tears disperse across the surface of the eye.
b: Tears are produced by the lacrimal gland.
c: Fluid drains through the nasolacrimal duct.
d: Fluid enters the nasal cavity.
e: Fluid enters the lacrimal canaliculi and collects in the lacrimal sac.
A. a, b, c, d, e
B. b, a, c, d, e
C. c, a, d, b, e
D. b, a, e, c, d
E. c, a, b, e, d
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Question 10) Another name for the vascular tunic of the eye is the _______, which means grape.
Fill in the blank with correct word.
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