A steroid hormone acts on a target cell by
A) causing a second messenger to be formed.
B) promoting phagocytosis.
C) causing the cell to divide.
D) directly causing protein synthesis.
D
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Which of the following statements regarding blood-type incompatibilities between a mother and her fetus is TRUE?
A. A fetus with type B blood may be at risk if its mother has type O blood. B. An Rh-positive fetus may be at risk if its mother is Rh-negative. C. An Rh-negative fetus may be at risk if its mother is Rh-positive. D. The greatest risk to a fetus occurs when both mother and fetus are Rh-positive. E. The risk to an Rh-positive fetus of an Rh-negative mother is lessened if she has previously carried an Rh-negative fetus.
Your examination of a male patient reveals a tender subareolar mass in his breast. Which of the following conditions is most likely based on this finding?
A) gynecomastia B) Klinefelter's syndrome C) cancer D) shingles E) fibrous atrophy of his pectoralis major
Identify the following
Why does potassium concentration rise in patients with acidosis? What is this called? What effects does it have?
What will be an ideal response?