Which is an example of active immunity against the prevention of disease?
a. A preformed immunoglobulin
b. A vaccine or booster shot
c. Vitamin supplements
d. Protein power bar
ANS: B
Active immunity requires active exposure to the antigen in order to spark the memory and maintain immunity. The exposure to the microorganism triggers the response.
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The most widely used triage categorization system in the world is "ID-ME." This acronym represents the four specific triage categories used by NATO forces, National Disaster Life Support, public safety agencies, and search and rescue groups. The ID-ME triage categories are:
a. immediate, delayed, maximum, and exceptional. b. immediate, delayed, minimal, and expectant. c. immediate, detain, minimal, and expectant. d. immediate, delayed, minimal, and exceptional.
Which of the following chiefly controls hematopoiesis in the bone marrow?
a. The amount of fat present b. Stromal components c. Vasculature d. The number of osteoblasts present