Ultrasonography is __________.

A. mainly used to detect developmental defects in the fetus
B. potentially harmful to the fetus
C. used to monitor fetal growth, detect multiple births, and detect developmental defects
D. rarely used because it carries high risk of harm to the mother


Answer: C

Psychology

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Differentiate between stimulants, depressants, opiates, and hallucinogens, and give at least two examples of each. Among the drugs that you listed, identify the one you think is the most dangerous in terms of physical harm, drug dependence, and social harm, and explain why.

What will be an ideal response?

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The sun is rising. The morning light is becoming brighter. What's happening to your level of melatonin?

a. melatonin is not affected by light levels c. decreasing b. stabilizing d. increasing

Psychology

High levels of emotional involvement, intrusiveness and critical attitudes among family members of people with schizophrenia may negatively affect treatment outcome. This theory is know as:

A. Expressed emotion B. Emotional scapegoating C. Family enmeshment D. Emotional stigmatization

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The __________, located on the top of the kidneys, secrete(s) hormones that regulate salt intake, control stress reactions, and provide a secondary source of sex hormones affecting the sexual changes that occur during adolescence.

A. adrenal glands B. thymus C. thyroid gland D. pancreas

Psychology