Which of the following variables is higher in the pulmonary circulation than the systemic circulation?
A. arterial pressure
B. net capillary filtration
C. total flow per minute
D. vascular resistance
E. venous PO2
Answer: E. venous PO2
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The cessation of menstruation is called __________.
Fill in the blank(s) with the appropriate word(s).
The changes that occur in a woman's body at menopause are due to
A. reduced levels of estrogen and progesterone. B. depletion of oocyte supply. C. fluid retention that disrupts the osmotic balance of the body. D. increased production of androgens by the adrenal gland. E. reduced frequency of sexual activity.
What is a vertical section through the body, dividing it into anterior and posterior regions called?
A) frontal B) median C) sagittal D) transverse
Sperm cells may remain viable in the female reproductive tract for as long as ________ hours.
A. 144 B. 72 C. 24 D. 96 E. 48