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).
1.
What are neurons in the retina?
a. Unipolar
b. Pseudounipolar
c. Bipolar
d. Multipolar
e. Both a and b
2.
Which structure is transparent?
a. Choroid
b. Ciliary body
c. Iris
d. Ora serrata
e. Cornea
3.
Which of the following is the receptor for color?
a. Rods
b. Cones
c. Bipolar cells
d. Ganglion cells
e. Horizontal cells
4.
What is responsible for adjusting the lens?
a. Choroid
b. Ciliary muscle
c. Iris
d. Ora serrata
e. Sclera
5.
What is the region called where the optic nerve exits the eye?
a. Os
b. Optic chiasm
c. Lamina cribrosa
d. Optic disc
e. Ora serrata
6.
What is the space anterior to the iris?
a. Anterior chamber
b. Posterior chamber
c. Vitreal cavity
d. Both a and b
e. All of a, b, and c
7.
Which layer forms the majority of the cornea?
a. Epithelium
b. Endothelium
c. Descemet's membrane
d. Substantia propria
e. Bowman's membrane
If you see an error, please contact me, Sarah Bellham, at Sarah-AT-histology-world.com (replace "-AT-" with @) and let me know.
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