A medical doctor believes that the presence of
aromatherapy will reduce the anxiety of first-time mothers-to-be during labor and will increase their reported satisfaction with their care at his hospital. He randomly assigns mothers to give birth in a room either with or without aromatherapy. What is the independent variable in this example?
A) Anxiety level during labor
B) Number of previous birthing experiences
C) Presence or absence of aromatherapy
D) Satisfaction with hospital care
Answer: C
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When was the first documented medical case of anorexia nervosa published?
A. 1689 B. 1789 C. 1889 D. 1989
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To stabilize their baby's heart rate, breathing, body temperature, and sleep-wake cycles, Alana and Paolo have been placing the baby on their chests, skin-to-skin, for 2 to 3 hours a day. This well-known, scientifically proven method for stimulating neonatal functioning is called _________________. low-birth-weight care preterm care koala care kangaroo care