Ebersole & Hess’ Toward Healthy Aging Human Needs And Nursing Response 8th Edition by Theris A. – Test Bank MULTIPLE CHOICE 1. Serious and well controlled research studies on aging have been available: 1. Only in the past 50 years 2. Since the turn of the 20th century 3. Following the Great Depression 4. Since the year 2000 ANS: A Only in the past 50 years have serious and carefully controlled research studies flourished. Before that, anecdotal evidence was used to illustrate issu...