AP Psych unit 3 quiz

Why do the physical symptoms of fear linger even after we cognitively realize the danger has passed?

Endocrine messages tend to outlast the effects of neural messages.

Who believed that bumps on the skull reveal mental abilities and character traits?

Franz Gall

The concentration of glucose in active regions of the brain underlies the usefulness of a(n)

PET scan.

Which endocrine gland regulates body growth?

Pituitary

Transferring messages from a motor neuron to a leg muscle requires the neurotransmitter known as

acetylcholine

Epinephrine and norepinephrine are released by the

adrenal glands.

Opiate drugs occupy the same receptor sites as

endorphins.

To identify which specific brain areas are most active during a particular mental task, researchers would be most likely to make use of a(n)

fMRI

A synapse is a(n)

junction between a sending neuron and a receiving neuron.

While you are hiking in the mountains, a rattlesnake slithers across your trail. Which of the following triggers the "fight-or-flight" response, increasing your heart rate and blood pressure, as you run away?

limbic system

Recent brain research contradicts previously held beliefs, indicating that new neurons are actually formed in the brain. What is this process called?

neurogenisis

Which lobes of the brain receive the input that enables you to feel someone scratching your back?

parietal

The somatic nervous system is a component of the ________ nervous system.

peripheral

A simple, automatic, inborn response to a sensory stimulus is called a(n

reflex

Your ability to experience physical sensations is most likely to be disrupted by damage to your

thalamus

Researchers use dichotic listening tasks to investigate right-left differences in an intact brain. In this task a different verbal stimulus is presented simultaneously to each ear. Findings suggest that participants more quickly recall information heard by the right ear. This suggests that

the left hemisphere is dominant in language processing.