The notion that older people become less cognitively adept arose from misinterpretations of research evidence comparing younger and older people's performance on the same IQ test, using cross-sectional methods

The earliest prenatal testing is a first-trimester screening that combines two popular forms of prenatal testing. This test combines which two popular prenatal tests?

a. sonogram and amniocentesis c. blood test and sonogram b. embryoscopy and fetal blood sampling d. chorionic villus sampling and blood test

According to the biopsychosocial model, one of the most powerful risk factors for psychological disorders is:

a) Genetic predisposition b) Personality c) Marital conflict d) Abuse