Why is REM sleep sometimes called "paradoxical sleep"?
a. Breathing rate is steady but the muscles are twitching.
b. Heart rate is steady but the muscles are twitching.
c. The brain is inactive but the large muscles are active.
d. The brain is active but the large muscles are relaxed.
d
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In general, the larger the value of the sample variance, the greater the likelihood of rejecting the null hypothesis
Indicate whether the statement is true or false
Which of the following would be considered intrinsic motivation?
a. reading a book on history for extra credit to improve your grade b. reading a book on history to impress your teacher c. reading a book on history to increase your knowledge d. all of these
Elizabeth was sharing a story with a friend about her first dog. In order to do so, she had to use her _________ memory
a. sensory b. working c. episodic d. semantic
As baby Michael plays in his crib, his parents overhear him making repetitive sounds such as "babababa" and "dadadada." This repeating of syllables is called:
a. cooing. c. babbling. b. echolalia. d. intonation.