In the four-step process, the strength must be converted so that it has units per ____.
A. mcg
B. g
C. mL
D. dL
Answer: C
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Any factor that can change or be present in varying amounts is called:
A) a quantity. B) a variable. C) a proportion. D) data.
A prescription drug can be obtained with a ________
A) written prescription from a physician B) verbal order from a dentist C) written prescription or verbal order from a healthcare professional whose license permits this D) all of the above
Which of the following best explains why a bone marrow donor needs to be HLA-matched to the recipient?
a. The bone marrow transplant contains enough mature T cells to reconstitute the recipient and the recipient provides the antigen-presenting cells. b. The recipient's MHC molecules mediate positive selection of thymocytes in the thymus that interact with donor-derived MHC molecules in the periphery. c. Reconstituted T cells are restricted by donor, not recipient, HLA allotypes. d. Without an HLA match, the donor-derived thymocytes undergo negative selection. e. If the donor is not HLA matched, the reconstituted T cells will be autoreactive.
Which of the following statements is FALSE regarding fluid balance during and after exercise?
A. Drinking water before and during exercise is important. B. Thirst is a good indicator of how much you need to drink. C. Avoiding water during exercise can lead to dehydration. D. After a workout, you should restore body fluids before exercising again.