Which of these is a typical characteristic of the female pelvis?
a. minimal flaring of ilia
b. pubic arch less than 90 degrees
c. ischial spines that are short and farther apart
d. deeper than the male pelvis
Ans: c. ischial spines that are short and farther apart
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Two solutions are separated by a selectively permeable membrane. If solution A has a higher concentration of a nonpermeating solute than solution B, then __________.
A. the solute will pass down its concentration gradient from solution A to B B. the solute will pass down its concentration gradient from solution B to A C. water will pass down its concentration gradient from solution A to B D. water will pass down its concentration gradient from solution B to A E. neither the solute nor water will diffuse
After CO2 is produced by tissues, in what form is most of that carbon transported to the lungs for removal from the body?
A. As H2CO3 B. Bound to hemoglobin C. As carbonic anhydrase D. As dissolved CO2 E. As dissolved HCO3-
The tissues turning yellow (jaundice) is due to the accumulation of
A. cholesterol. B. hemoglobin A. C. bile pigments. D. carotene.
Which of the following statements is true concerning the mammary glands of both males and females?
A) The only time hormones target breast tissue is during pregnancy and lactation. B) All lumps identified in breast tissue are malignant. C) The mammary glands are modified sweat glands that are actually part of the integumentary system. D) Both sexes are equally prone to breast cancer.