Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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The
testes a. | produce
sperm. | c. | are suspended in
the scrotum. | b. | produce male hormones. | d. | All of the above | | | | |
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2.
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Refer
to the illustration above. The structure labeled B is a. | a sperm
cell. | c. | an egg
cell. | b. | a follicle. | d. | the cervix. | | | | |
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3.
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If no
embryo arrives after the uterus has prepared to receive it, a. | birth will occur
later than the usual nine months. | b. | the lining of the uterus stays intact in preparation for
another embryo. | c. | the lining of the uterus is expelled from the body in menstrual
blood. | d. | None of the above | | |
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4.
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Cells
produced by division of the fertilized egg give rise to the a. | embryo. | c. | umbilical
cord. | b. | placenta. | d. | All of the above | | | | |
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5.
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The
embryo is formed a. | in the
ovary. | c. | at
fertilization. | b. | during the third trimester of
pregnancy. | d. | when the
fertilized egg divides. | | | | |
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