The human brain reaches 50 percent of its adult size by what age?
a. ?1 month
b. ?5 years
c. ?21 years
d. 6 months
e. ?3 years
d
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Which of these is an example of a subjective stressor that could contribute to depression?
A) not having health insurance B) poor overall health and nutrition C) a family history of depression D) feeling like you should have a higher-status job
Which of the following statements about reproduction and care of offspring among primates is incorrect? a. Reduction in the number of offspring among primates is an adaptation to an arboreal existence. b. No primates give birth to more than one offspring at a time. c. The more closely related a primate species is to humans, the more helpless and immature the newbornoffspring tend to be
d. Play provides primates with a way to explore and learn their environments. e. There is a relatively long birth interval between offspring, especially in apes.
Which of the following is not part of the traditional shamanic complex??
a. chief
b. shaman
c. patient
d. community
Toward the end of the Acheulian period, a technique was developed that enabled toolmakers to produce flake tools of a predetermined size. This was called the __________ method.
A) Levalloisian B) Oldowan C) Paleolithic D) Mousterian