A(n) _____ is a procedure for using ultrasonic sound waves to create a picture of an embryo or fetus

Critics who argue that immigrants lack the knowledge and skills to contribute to the U.S. economy fail to see some fundamental aspects of immigrant success, including which fact?

A. Most legal and illegal immigrants never succeed financially. B. Only a few immigrants come to the United States to get on welfare. C. Immigrants take away more from the U.S. economy than they contribute. D. Most immigrants eventually marry into native-born American families.

When people want to suppress a thought, the automatic mind works to ____

a. keep a lookout for anything that might remind them of the unwanted thought b. redirect attention away from the unpleasant thought c. "numb" the mind so that people do not think any thoughts d. "cover up" the unwanted thought with other, competing thoughts

Chronic exposure to noise has been linked to:

a. ulcers b. high blood pressure c. lower reading comprehension scores in schoolchildren d. all of these choices

Hebb proposed that childhood learning is best explained:?

a. ?as a slow buildup of cell assemblies and phase sequences b. ?by insight and creativity c. ?by Gestaltist principles d. ?as the rearrangement of already existing cell assemblies and phase sequences