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Instructions: For each histology question, pick the one best answer. This histology test bank is also useful for the histology questions on the USMLE (USMLE step 1). Click here for answers and detailed explanations.
1.
Where on the retina are there no photoreceptors?
a. Ciliary body
b. Optic disc
c. Fovea centralis
d. Lamina vitrea
e. Lamina cribrosa
2.
What makes up the bulk of the sclera?
a. Purkinje fibers
b. Myofibrils
c. Elastic fibers
d. Reticular fibers
e. Collagen fibers
3.
Which is NOT part of the retina?
a. Rods
b. Cones
c. Bipolar cells
d. Ganglion cells
e. Uvea
4.
What is the most anterior portion of the uvea?
a. Choroid
b. Ciliary body
c. Iris
d. Ora serrata
e. Sclera
5.
Which one of the following is not found in the retina?
a. Pigment epithelium
b. Muller's cells
c. Huxley's layer
d. Horizontal cells
e. Cones
6.
Which structure is part the uvea?
a. Sclera
b. Iris
c. Ora serrata
d. Pigmented epithelium
e. Cornea
7.
What is the space posterior to the iris?
a. Anterior chamber
b. Posterior chamber
c. Vitreal cavity
d. Both a and b
e. All of a, b, and c
Click here for answers and detailed explanations.
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