When observing a class, a teacher looks for
A. class movement patterns and then on-task behavior.
B. safety and then on task behavior.
C. safety and then individual movement patterns.
D. on-task behavior and then safety.
Answer: B
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What types of cells are good targets for natural killer cells and why?
A. Bacterial cells because they contain LPS B. Gram positive cells because they contain LTA C. Antigen presenting cells because they have high levels of costimulatory molecules D. Endothelial cells in inflamed tissues because they have high levels of adhesion molecules E. Virally infected cells because they have low levels of class I MHC
Which of the following kidney structures empties into the ureter?
A) renal pelvis B) calyx C) renal papilla D) renal pyramid
For the following, (i) use a calculator to multiply; and (ii) round the first number to the nearest 10 and the second number to the nearest whole number, then multiply to obtain an estimate of the true product. Multiply: 62.7 x 8.2
A) (i) 514.14; (ii) 480 B) (i) 515.24; (ii) 481 C) (i) 524.14; (ii) 490 D) (i) 515.24; (ii) 480 E) (i) 514.14; (ii) 481
During what stage of shock does the body shunt blood away from the extremities and abdomen to the heart, brain, and lungs?
A) compensatory B) progressive C) irreversible