What is it called when a series of rapid mitotic divisions produces many small, genetically identical cells?
A) Cleavage
B) Morula
C) Gametogenesis
D) Fertilization
Ans: A) Cleavage
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The facial bone that becomes disassociated in a tripod fracture is the ____________________.
Fill in the blank(s) with the appropriate word(s).
The function of the seminal vesicle is to
A. produce 60% of the seminal fluid. B. prevent urine from mixing with semen. C. contribute to seminal fluid and lubricate the end of the penis during intercourse. D. None of the above
Which of the following statements regarding intrinsic regulation of the heart is true?
A. If cardiac muscle cells are slightly stretched, they have a stronger contraction force. B. The heart's pumping effectiveness is greatly influenced by small changes in afterload. C. Stretching the SA node will decrease generation of action potentials in the node. D. If cardiac muscle cells are slightly stretched, they have a weaker contraction force. E. Decreased venous return increases cardiac output.
The following are all major components of the brainstem except the ________
A) cerebellum B) medulla oblongata C) diencephalon D) midbrain E) pons