_____ is a powerful class of hormones that can pass through the cell membrane and interact directly with a cell's DNA

With ____, the patient will develop the typical swelling in the face, lips, and tongue.

A. angioedema B. anaphylaxis C. COPD D. diaphoresis

How many hours of sleep a day does an average newborn require?

a. 20 hours c. 9 hours b. 14 hours d. 17 hours