Which of the following helps distribute the work between different motor neurons of a muscle's motor pool?

A) cocontraction
B) recurrent collateral inhibition
C) reciprocal inhibition
D) muscle-spindle feedback
E) withdrawal reflex


Answer: B

Psychology

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A 35-year-old individual named Manny has recently formulated an elaborate plan to cure AIDS with vitamin therapy. To provide funding for this cause, he has withdrawn all the money from his bank account and purchased thousands of jars of vitamins and small boxes in which to put them. When he appeared at a hospital emergency room loudly demanding names of patients with AIDS, he himself was

hospitalized for psychiatric observation. What of the following is Manny experiencing? a. Major depressive episode b. Hypomanic episode c. Manic episode d. Postpartum psychosis

Psychology

In a series of classic experiments, Stanley Schachter found that when we are afraid of receiving strong electric shocks we . . .

a. Want to escape from the laboratory b. Want to be alone c. Want to be with other people d. Want to attack the experimenter

Psychology

During the Middle Ages, if people ate rye bread tainted by a grain fungus, they would develop a psychotic-like condition, which was attributed to demon possession then, but which we now know was caused by

a. anxiolytics. b. psychotropics. c. ergot poisoning. d. trepanning.

Psychology

What can be said regarding Piaget's understanding of children's early abilities?

a. He underestimated their abilities. b. He overestimated their abilities. c. He was completely wrong about their abilities. d. He was exactly accurate about their abilities.

Psychology