The corpus cavernosum, a mass of tissue rich in venous channels, is present in the:
a. Epididymis
b. Penis
c. Prostate gland
d. Rete testis
e. Vas deferens
ANS: B
The corpus cavernosum fills with blood during sexual activity and is responsible for penile erec-tion.
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a) blood colloid osmotic pressure. b) central venous pressure. c) pulse pressure. d) venular hydrostatic pressure. e) capillary hyrdostatic pressure.
Name the type of membrane channel that randomly opens and closes and is found in dendrites, cell bodies, and axons of all types of neurons
a) leakage channel b) ligand-gated channel c) mechanically gated channel d) voltage-gated channel e) pressure-sensitive channel
Which lymphatic organ is located in the left hypochondriac region?
A. Thymus B. Tonsils C. Appendix D. Spleen E. Liver
Which law states that the amount of gas dissolved in a liquid is directly proportional to the partial pressure of the gas?
A. Laplace's law B. Henry's law C. Charles' law D. Boyle's law