Research indicates that the taste sensation of saltiness is largely due to activity in receptors that are __________ channels.
A. calcium
B. chloride
C. potassium
D. sodium
Answer: D
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______ are more representative of a population, but _______ are easier to obtain.
A. Quota samples; stratified random samples B. Cluster samples; simple random samples C. Simple random samples; volunteer samples D. Probability samples; cluster samples
In Skinner's view, the study of cause-and-effect relationships between events is called:
a. a correlational analysis b. a functional analysis c. cognition and determinism d. determinism
One study described in the text mentions using a "cover story." In the context of research, what does a cover story mean?
A. an explanation to hide deception B. recruitment technique C. debriefing statement D. description of a study
Deanna's due date is December 29th, but if the baby does not arrive by the 30th, Deanna will ask her doctor to induce labor so that she and her husband can claim a tax deduction in the current year instead of having to wait until the next year
Her obstetrician is likely to give all of the following responses except a. "Induced labors tend to have more complications than those that occur spontaneously." b. "Induced labor rates have dropped, and almost no doctors perform this procedure any more." c. "Elective induction is not recommended because we might be wrong about your baby's due date and gestational age." d. "Elective induction might not work if your cervix is not ready; it might even result in a cesarean delivery."