Which hormone is released from the kidneys in response to hypoxia?
a. aldosterone c. RHF
b. erythropoietin d. HVR
b. erythropoietin
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The principal mechanism of action of phenytoin (Dilantin) in treating status seizures is the:
A) blocking of GABA receptor sites to prevent further cellular activity in the CNS. B) influx of calcium ions through calcium channels to enhance depolarization. C) blocking of acetylcholine receptor sites at the neuromuscular junction to prevent convulsions. D) prevention of sodium ions entering the cell by closing sodium channels.
Which of the following is used as the traditional approach to breaching a brick wall?
A. Axe B. Crow bar C. Sledgehammer D. Battering ram
Patients with an overdenture show ________ alveolar bone loss
a. more b. less c. the same
The following appears as an entry for category code 295, "Schizophrenic Disorders:" The following fifth-digit subclassification is for use with category 295: 0 unspecified 1 subchronic 2 chronic 3 subchronic with acute exacerbation 4 chronic with acute exacerbation 5 in remission Tommy Thomas is diagnosed with an acute exacerbation of chronic paraphrenic schizophrenia. Which is
the correct fifth digit to use? A) 1 B) 2 C) 3 D) 4