Which is LEAST helpful in detecting brain lesions?
A. an X-ray
B. a blood test
C. an echoencephalograph
D. a PET scan
Answer: B
Psychology
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A desire to perform a behavior to obtain an external reward or avoid punishment is known as ______ motivation
a. primary c. intrinsic b. secondary d. extrinsic
Psychology
Suppose Naomi is in her third trimester of pregnancy. If Naomi is worried that her pregnancy might end with a spontaneous abortion
You might be able to provide some comfort to her by stating that _____ of spontaneous abortions occur in the first trimester. a. about half b. about two-thirds c. about 90% d. about 99.9%
Psychology