Androgens are a class of sex hormones that are secreted by the
A. testes.
B. adrenal glands.
C. thalamus.
D. ovaries.
Answer: A
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Which of the following is a relative limitation of the use of an ultrasound?
a. It requires an instrument so large that is impractical to have in most physicians' offices b. It is notoriously unreliable at accurately identifying the sex of the child prior to birth. c. It carries a 1% chance of inducing a miscarriage. d. It gives a very grainy picture that takes an expert's eyes to interpret.
_____ is the phobic response to small, enclosed places
a. Acrophobia c. Hydrophobia b. Claustrophobia d. Brontophobia
A negative correlation means that high values of one variable are associated with low values of the other
Indicate whether this statement is true or false.
Epidemiological studies indicate that the number of individuals in the United States who meet the criteria for mental retardation is approximately 1 in every
a) 10 b) 100 c) 250 d) 1,000