The most common type of neuron in the human body is:
A) unipolar. B) bipolar. C) pseudounipolar. D) multipolar.
Answer: D
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The diaphragm separates the ________ cavity from the ________ cavity.
A) pleural; mediastinum B) thoracic; abdominopelvic C) pericardial; pleural D) abdominal; pelvic E) pericardial sac; pericardial
Autoregulation refers to
A) maintaining constant GFR. B) actions of the parasympathetic nervous system. C) secretion of atrial natriuretic peptide at a constant rate. D) secretion of renin at a constant rate.
A solution that contains a higher solute concentration than the cytoplasm of a cell is called
A) monotonic. B) hypertonic. C) isotonic. D) hypotonic. E) semitonic.
You are assessing a patient who sustained blunt trauma to the center of his back. He is conscious, but is unable to feel or move his lower extremities. His blood pressure is 80/50 mm Hg, pulse is 40 beats/min and weak, and respirations are 24 breaths/min and shallow. If IV fluids do not adequately improve perfusion, you should:
A) give 0.5 mg of atropine and consider a dopamine infusion. B) administer 1 mg of epinephrine 1:10,000 via rapid IV push. C) apply the pneumatic antishock garment and inflate all sections. D) administer a corticosteroid to reduce spinal cord inflammation.