Which of the following statements is true of the central nervous system (CNS)?
A. The function of the CNS is to bring information to and from the brain and spinal cord.
B. More than 99 percent of all nerve cells are located in the CNS.
C. The CNS has two major divisions: the somatic nervous system and the autonomic nervous system.
D. The neocortex makes up 40 percent of the cortex in the CNS of human beings.
Answer: B
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The term puberty denotes ____ specific types of changes that mark the transition from childhood to young adulthood
a. two b. three c. four d. six
Suppose you collect data about child abuse and find that mothers who have their first child before age 18 are more likely to be abusive than mothers who are older
However, you also note that young mothers are also more likely to be poor and have less access to prenatal care. Therefore, you cannot draw conclusions about maternal age and child abuse. The reason you cannot draw this conclusion is because your study involved: a. a sequential-cohort design b. a nonrandom sample c. a nonrepresentative sample d. confounding
Emily experiences a lot of stress due to frustration from daily hassles like traffic, neighborhood noise, and interruptions to her work day. Of the following options, what's the best advice to help her cope with these hassles?
A. Try to be more flexible and easygoing in general, because having a Type B personality will help to reduce stress. B. Try to accept these situations as inevitable, because accepting that you can't control them will help to reduce stress. C. Try to reduce your exposure to these situations, because taking more control over your life will help to reduce stress. D. Try to tell your friends about these experiences more often, because social support will help to reduce stress.
Mrs. Valhalia, a first-grade teacher, shows her students how an A is written as a singular object. This situation is an example of which Gestalt principle?
a. common fate b. closure c.proximity d. good continuation