Which of the following organs/tissues has alpha2-receptors?
a. heart
b. lung
c. liver
d. presynaptic neurons
d. ?2-receptors are located on/in the postsynaptic neuron; when stimulated, they cause inhibitory actions (e.g., lower blood pressure).
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Which of the following is the appropriate sequence of steps to take in the emergency medical care of the mother's postdelivery?
A) Control the afterbirth, control vaginal bleeding, and control emotional support B) Deliver the afterbirth, provide physical support, and control vaginal bleeding C) Deliver the afterbirth, control vaginal bleeding, and provide emotional support D) Control vaginal bleeding, deliver the afterbirth, and provide physical support
Which of the following is the best indication for the administration of oral glucose to a diabetic patient?
A) Chest pain B) Low blood sugar C) Diabetic history D) Headache
The numerator of an improper fraction is:
A. always greater than its denominator B. smaller than its denominator C. greater than or equal to its denominator D. either a whole number or another fraction
Medicare Part B provides coverage for:
A) hospice care. B) drug coverage. C) long-term care. D) none of the above.