Development of the fetus occurs in the
A. vagina.
B. ovaries.
C. uterine tubes.
D. uterus.
Answer: D
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Answer the following statements true (T) or false (F)
1. Thermoregulatory responses to increased heat are mediated by the sympathetic nervous division. 2. Most disorders of the autonomic nervous system reflect abnormalities of smooth muscle control. 3. Alpha-adrenergic effects are usually stimulatory and mediatory. 4. The adrenal medulla is considered a "misplaced" sympathetic ganglion by some. 5. Acetylcholine is the substance released by the axonal endings of the somatic efferent fibers and by the parasympathetic nerve fiber endings.
Which of the following is a receptor that may be either excited or inhibited by acetylcholine?
A. Beta-adrenergic receptor B. Nicotinic receptor C. Muscarinic receptor D. Enteric receptor E. Alpha-adrenergic receptor
Only autosomal trisomies involving chromosomes 13, 18, and 21 are survivable. Why would this be?
A) These are relatively short chromosomes. B) These are redundant chromosomes. C) These are relatively long chromosomes. D) These are relatively gene-poor chromosomes. E) These chromosomes have no genes.
While the follicular phase is occurring in the ovary, what is occurring in the uterus?
A. Proliferative phase B. Menses C. Ovulation D. Both menses and proliferative phase