Which of the following phrases would apply to cardiac muscle cells?
A. Possess special cell-to-cell contacts called intercalated discs
B. Organized in parallel columns or bundles
C. Contain actin but no myosin
D. Multinucleated like skeletal muscle fibers
E. Develop a significant oxygen deficit during systole
Answer: A
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a) Involved in regulation of calcium homeostasis. b) Enhances contraction of smooth muscle cells in the uterus during delivery. c) In females, initiates development of oocytes. In males, stimulates sperm production. d) Decreases urine volume. e) Increases blood levels of Na+ and water.
Testosterone has a stronger effect on epiphyseal plates than estrogens
Indicate whether the statement is true or false
Excessive adrenal androgen secretion in young boys causes them to prematurely develop male secondary sexual characteristics, a condition called __________
Fill in the blank(s) with correct word
In which of the following situations does one see large volumes of dilute urine produced?
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