When maternal blood volume increases, pregnant women receive supplemental iron to prevent anemia. This is because:
a. the mother's red blood cells do not carry as much oxygen as they did before the pregnancy.
b. there is a decrease in the number of the mother's red blood cells because they are now shared with the fetus.
c. although both red blood cells and plasma increase, there is slightly more plasma.
d. there is only an increase in plasma, not in red blood cells.
c
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To identify threats and hazards, a community is required to___, determine the threat each hazard will pose, and estimate the portion of the population that may be affected
A. enforce regulations that may reduce hazards B. offer economic incentives to community participants C. determine the specific hazards the community may face D. modify and adopt model codes from consensus organizations
The "pump handle" motion of the upper ribs occurs primarily in what plane of motion?
a. Horizontal b. Frontal c. Sagittal
An important mechanism that affects varying drug action and metabolism is the:
A. GI tract effect B. intestinal effect C. first-pass effect D. toxic drug action
Your 17-year-old patient is presenting with fatigue, fever, chills, headache, muscle and joint pain. Further history reveals a recent camping trip to the mountains. You note a rash on his back that he had missed. You should suspect:
A) Lyme disease. B) tularemia. C) Rocky Mountain spotted fever. D) rabies.