The nervous system division responsible for voluntary skeletal muscle movement is the __________ nervous system. [BLANK-1]

Stress accelerates aging by shortening __________. [BLANK-1]

Similarities observed in dizygotic twins raised in the same environment support __________ explanations. [BLANK-1]

A neurotransmitter that prevents a graded potential is considered __________. [BLANK-1]

Cataclysmic events are stressors that occur __________ and affect many people simultaneously. [BLANK-1]

The neurotransmitter most strongly associated with learning, memory, and Alzheimer’s disease is __________. [BLANK-1]

The endocrine system’s “master gland” is the __________ gland. [BLANK-1]

Learned helplessness occurs when individuals believe they have no __________ over outcomes. [BLANK-1]

Removing an unpleasant stimulus to increase behavior is called __________ reinforcement. [BLANK-1]

Any consequence that increases behavior is considered __________. [BLANK-1]