Factors that may suggest prostate cancer include
A) enlargement of the prostate gland.
B) all of the above.
C) elevated PSA level in the blood.
D) cellular changes observed in a biopsy sample.
B
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An injury is most likely to dislocate the humerus at the shoulder joint in the ________ direction.
Fill in the blank(s) with the appropriate word(s).
Acetylcholinesterase
a. has enhanced activity from organophosphates b. inactivates a neurotransmitter. c. is a neurotransmitter d. stimulates an EPSP e. triggers the release of sodium from postsynaptic cells
Animals that practice freeze avoidance have antifreeze proteins which
a. lower the freezing point of plasma due to their colligative properties. b. raise the melting point of plasma ice due to their colligative properties. c. nucleate the formation of ice crystals in the extracellular fluid. d. interact with ice crystals to prevent their growth. e. none of these.
Large numbers of mitochondria, interposed between basal infoldings of the plasma membrane, are found in:
a. Intercalated ducts b. Mucous acini c. Myoepithelial cells d. Serous acini e. Striated ducts