A ________- or ________-grain salt is best for a salt glow exfoliation or body polish, and ________-grained salts are fine for taking salt baths

Which of the following marrow elements provides the microenvironment for proliferation and differentiation of hematopoietic cells?

a. Yellow marrow b. Red marrow c. White pulp d. Germinal centers

When pulling a patient, you should extend your arms no more than ________ in front of your torso.

A. 5 to 10 inches B. 20 to 30 inches C. 15 to 20 inches D. 10 to 15 inches