Which vascular device is double-lumened for administration of chemotherapy, antibiotic therapy, and IV fluids?

Fatty acids that must be included in the diet are called:

A) natural. B) redundant. C) organic. D) essential.

The outermost layer of heart muscle tissue is called the:

a. endocardium. b. myocardium. c. pericardium. d. epicardium.