It takes a __________ workforce to support

individuals in the __________ age brackets.
a. large; higher
b. large; lower
c. small; lower
d. small; higher
e. large; middle


Answer: a

Biology & Microbiology

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cIn which of the following organs would you expect to find adhesive junctions in humans?

A) heart muscle B) skin epithelium C) uterus D) both choices A and B E) choices A, B, and C

Biology & Microbiology

Clinicians should always be notified of "panic values," that is, potentially life-threatening results. An example of a panic value is a(n):

a. elevated thyroid level. b. positive urine culture. c. positive blood culture. d. elevated sodium level.

Biology & Microbiology

The sinoatrial node is located in the ____

a. left atrium b. left ventricle c. pulmonary artery d. right atrium e. right ventricle

Biology & Microbiology

Refer to Figure 31-1. The type of larva pictured at #4 is a:


A. planula.
B. miracidium.
C. cercaria.
D. polyp.
E. medusa

Biology & Microbiology