Myers Study Guide, Unit III.A: Progress Test 2, Multiple Choice [AP Psych]

The neurotransmitter acetylcholine (ACh) is most likely to be found: a) at the junction between sensory neurons and muscle fibers b) at the junction between motor neurons and muscle fibers c) at junctions between interneurons d) in all of these locations

b) at the junction between motor neurons and muscle fibers

I am a relatively fast-acting chemical messenger that affects mood, hunger, sleep, and arousal. What am I? a) acetylcholine b) dopamine c) norepinephrine d) serotonin

d) serotonin

The myelin sheath that is on some neurons: a) increases the speed of neural transmission b) slows neural transmission c) regulates the release of neurotransmitters d) prevents positive ions from passing through the membrane

a) increases the speed of neural transmission

When Sandy scalded her toe in a tub of hot water, the pain message was carried to her spinal cord by which nervous system? a) somatic b) sympathetic c) parasympathetic d) central

a) somatic

Ellen has just completed running a marathon. She is so elated that she feels little fatigue or discomfort. Her lack of pain is probably the result of the release of: a) ACh b) endorphins c) dopamine d) norepinephrine

b) endorphins

The effect of a drug that is an agonist is to: a) cause the brain to stop producing certain neurotransmitters b) mimic a particular neurotransmitter c) block a particular neurotransmitter d) disrupt a neuron's all-or-none firing pattern

b) mimic a particular neurotransmitter

In the brain, learning occurs as experience strengthens certain connections in cell work groups called: a) action potentials b) neural networks c) endocrine systems d) dendrites

b) neural networks

Chemical messengers produced by endocrine glands are called: a) agonists b) neurotransmitters c) hormones d) enzymes

c) hormones

Which of the following are governed by the simplest neural pathways? a) emotions b) physiological drives, such as hunger c) reflexes d) movements, such as walking

c) reflexes

Epinephrine and norepinephrine are ... that are released by the ... gland. a) neurotransmitters; pituitary b) hormones; pituitary c) neurotransmitters; thyroid d) hormones; adrenal

d) hormones; adrenal

The gland that regulates body growth is the: a) adrenal b) thyroid c) hypothalamus d) pituitary

d) pituitary