Cells that produce myelin for cells outside the brain and spinal cord are the:
a. Schwann cells
b. microglia
c. astrocytes
d. oligodendrocytes
a. Schwann cells
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Sperm are produced in the:
A) testes B) epididymis C) vas deferens D) scrotum
Which of the following is used at extremely high temperatures to destroy living organisms?
a. cold tray c. radiation b. autoclave d. ultrasound
The major function of the arterioles is to
a. regulate flow of blood through capillary beds b. distribute the cardiac output to tissues c. serve as a pressure reservoir d. convert the intermittent flow from the heart to a steady outflow e. perform functions a and b
The short connection between a spinal nerve and a sympathetic chain ganglion through which preganglionic neurons pass is called the ________.
A. white ramus communicans B. pink ramus communicans C. splanchnic nerve D. gray ramus communicans E. terminal ganglia