The volume of blood in the body must be regulated because __________.
A. reduced blood volume causes water to move out of cells
B. reduced blood volume can cause water to move into cells
C. low blood volume can lead to better pumping action of the heart
D. low blood volume can lead to heart failure
Answer: D
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Relative insensitivity to delayed rewards helps explain why it is:
A) common that people behave in ways to maximize their own long-term interests. B) easier to use punishment than reinforcement to control behaviour. C) difficult to engage in behaviours that have only long-term benefits. D) relatively easy for most people to save for retirement.
A third grade class participated in a special reading program. Only the poorest readers in the class showed any improvement in reading. This outcome may have been obtained because of:
a. diffusion. b. instrumentation. c. statistical regression. d. maturation.
Research cited by Philpot, Brooks, Lusterman, and Nutt shows that between ______________ of male therapists see women as inferior and have exploited them sexually
a. 5 and 12% b. 20 and 30% c. 50 and 60% d. 70 and 80%
Rick notices that his voice has been getting deeper and hair is growing on his chest. Which endocrine gland produces hormones that are responsible for these changes?
a) gonads b) adrenal c) pancreas d) pituitary