Which diagnostic test produces an x-ray image of the kidneys and urinary tract using a contrast dye injected intravenously?
A. Cystoscopy
B. Intravenous pyelography
C. Computed tomography
D. Urinalysis
Answer: B
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The kidneys produce ___________________, a hormone that stimulates the production of red blood cells.
Fill in the blank(s) with the appropriate word(s).
If the receptor site for a neurotransmitter were completely blocked:
A) the presynaptic neuron would release a different neurotransmitter. B) neurotransmitter release would stop. C) synaptic transmission would fail. D) a weaker action potential would result.
A 62-year-old woman is admitted to the hospital with fever and pneumonia. How does her clinical status influence her O2 dissociation curve?
A. shift to the left B. shift to the right C. no change D. downward shift E. upward shift
Changes in blood pressure are detected by ________ in certain arteries.
A. mechanoreceptors B. chemoreceptors C. nociceptors D. proprioceptors E. thermoreceptors