How long after the onset of Stage N1 does Stage N3 Slow Wave Sleep begin?

A patient in shock has pale, cool, and sweaty skin. These skin signs are likely caused by:

A) low blood sugar. B) the patient's low blood pressure. C) a rainy environment. D) the sympathetic nervous system response.

The board of examiners in each state grants licensure through

A) examination. B) endorsement. C) reciprocity. D) all of the above.