Activation of muscle spindles causes:

a) Contraction of the antagonist muscle
b) Contraction of the agonist muscle
c) Contraction of the agonist and antagonist muscles


CORRECT = b

Psychology

You might also like to view...

Suppose that you own a rowboat and sometimes go rowing in the summer. In June, you are planning to go rowing with two of your friends (three people total in the boat), and in July, you are planning to go rowing with just one friend (two people total in the boat). Will you put in more effort (row harder) on the three-person trip or on the two-person trip?

a. You will put in more effort on the three-person trip. b. You will put in more effort on the two-person trip. c. You will put in the same amount of effort on both trips. d. It is impossible to say—no research has examined this question.

Psychology

Elvira must decide between two jobs, one in Alaska and one in Hawaii. The job in Alaska will require her to give up her own goal of living in a warmer climate, but it would honor her family's preference that she live near them. Elvira will be most likely to accept the job in Alaska if she identifies with the values of a(n) ____ culture.?

a. ?collectivist b. ?individualistic c. ?ethnocentric d. ?gynocentric

Psychology

"Problem-solving courts" may be more helpful both to individuals with mental health problems who break the law and to society because the they a. are not based on an adversarial system

b. are based on an adversarial system. c. provide for treatment and not punishment. d. put the interests of the accused above the interests of society.

Psychology

Donald, once poor, inherited $5 million and decided to donate $1,000 to a local charity. Donald believes he took this step because he is a kind and generous man. Donald might be demonstrating _____

a. the fundamental attribution error b. hindsight bias c. self-serving bias d. concepts of cognitive dissonance

Psychology