What does the term "menstrual cycle" specifically refer to?
A. The sequence of events from fertilization to giving birth
B. The cyclic changes in the ovaries determined by shifting hormonal changes
C. The events that recur every month during pregnancy
D. The cyclic changes in the uterus determined by shifting hormonal changes
E. The cyclic events happening from puberty to menopause
Answer: D
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The brain and spinal cord together compose the
A) visceral nervous system. B) somatic motor division of the nervous system. C) autonomic division system. D) central nervous system. E) peripheral nervous system.
________ are molecules that prevent damage to our cells by stopping the destructive effects of free radical formation.
Fill in the blank(s) with the appropriate word(s).
The primary sex organs secrete sex hormones, which are ____________________ and ____________________ in the female and ____________________ in the male
Fill in the blank(s) with correct word
A muscle producing peak tension with rapid cycles of contraction and relaxation is said to be in
A) Incomplete tetanus. B) Complete tetanus. C) Treppe. D) Wave summation. E) Recruitment