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
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.
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.
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.