Morphine inhibits pain awareness by

In comparison to later adulthood, most midlife adults have not yet had to confront ____

a. a global decrease in cognitive functioning due to synaptic pruning, neural plaque, and neurological death as a natural result of aging b. the stressors of parenthood, job loss, depression, and other psychological disorders c. the loss of meaningful roles or serious impairments in their physical health and functioning d. a shaky self-worth due to changes in career, the economy, and global progress

Which of the following is the idea that all behavior has prior causes that would completely explain one's choices

and actions if all such causes were known? a. humanism b. natural selection c. cultural relativity d. determinism