________ During the physical exam, the medical assistant may need to document and label specimens

When a person goes __________ minutes without oxygen, brain damage is very likely.

a. 0-4 b. 4-6 c. 6-10 d. more than 10

An immunization that is made from the toxin of an organism, rather than the organism itself, is called a(n) ________.

Fill in the blank(s) with the appropriate word(s).