People sometimes delay seeking medical attention,even for medical emergencies like heart attacks.What is NOT one of the primary reasons that people delay seeking medical attention under such circumstances

A)  People tend to be immobilized by anxiety about their symptoms. 
B)  People worry about looking silly if the problem is not serious. 
C)  People misinterpret or downplay the significance of their symptoms. 
D)  People are reluctant to disrupt their plans.

A biological psychologist would be MORE likely to study

A) how you learn to express emotions.
B) how to help people overcome emotional disorders.
C) life-span changes in the expression of emotion.
D) the chemical changes that accompany emotions.

Suppose, for a month, you are given $20 each time you work on a fun and interesting word game. Research suggests that, as a consequence, ____.

A) the word game will be easier for you (than for someone who has not been rewarded)
B) the word game will be harder for you (than for someone who has not been rewarded)
C) when you are no longer given money, you will be less likely to work on it (than would someone who has not been rewarded)
D) when you are no longer given money, you will be more likely to work on it (than would someone who has not been rewarded)

An advantage of laboratory observation over naturalistic observation is that when observations are made in the lab,researchers can

A) assess cause in a natural setting.
B) employ longitudinal designs.
C) utilize inferential statistical analyses.
D) control factors that might influence behavior.

The spinal cord is composed of two distinct types of tissue.One type of tissue is composed of the cell bodies of neurons,which do not have myelin on their axons.This tissue in the spinal cord is called

A) substantia nigra.
B) gray matter.
C) nucleus accumbens.
D) white matter.

A social scientist conducts research on two ethnic groups and comes to the conclusion that there are more similarities than differences between the two groups. When asked to present these findings to other scientists they ask about the reasons and evidence used to reach that conclusion. To respond to this question the social scientist will be primarily using which critical thinking skill?

A) inference
B) explanation
C) self-regulation
D) interpretation