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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.
What vessel regulates the amount of blood going into a capillary bed?
a. Capillary
b. Arteriole
c. Venule
d. Elastic artery
e. Muscular artery
2.
What is the aorta?
a. Capillary
b. Arteriole
c. Venule
d. Elastic artery
e. Muscular artery
3.
What are most of the named arteries in the body?
a. Capillary
b. Arteriole
c. Venule
d. Elastic artery
e. Muscular artery
4.
Which structure contains pores?
a. Continuous capillaries
b. Fenestrated capillaries
c. Sinusoidal capillaries
d. AV anastomoses
e. Venous sinus
5.
Which one of the following is a pluripotential cell that is prevalent around post capillary venules?
a. Fibroblast
b. Endothelial cell
c. Pericyte
d. Histiocyte
e. Macrophage
6.
Which layer in an artery is also called the tunica adventitia?
a. Tunica intima
b. Tunica media
c. Tunica externa
d. All of the above
e. None of the above
7.
Which layer in an artery is primarily connective tissue?
a. Tunica intima
b. Tunica media
c. Tunica externa
d. All of the above
e. None of the above
8.
What type of tissue lines blood vessels?
a. Simple squamous epithelium
b. Simple cuboidal epithelium
c. Simple columnar epithelium
d. Stratified squamous epithelium
e. Transitional epithelium
9.
In which of the following is a venous portal system found?
a. Kidney
b. Liver
c. Muscle
d. Skin
e. Stomach
10.
What are nervi vascularis?
a. Neuropil
b. Neuroglia
c. Pigmented lesion of a vessel
d. Nerves
e. Blood vessels
Click here for answers and detailed explanations.
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