Chapter 3 Biological Bases Of Behavior

Question 1

Serotonin

Answer 1

Serotonin is a neurotransmitter that helps control arousal and sleep. Low levels correlate with depression.

Question 2

Agonists

Answer 2

Agonists are drugs that mimic or cause an increase of a neurotransmitter.

Question 3

Antagonists

Answer 3

Antagonists are drugs that block a neurotransmitter’s release it reception.

Question 4

Cerebellum

Answer 4

The cerebellum is responsible for the coordination of voluntary movement.

Question 5

Hippocampus

Answer 5

The hippocampus processes memory.

Question 6

Amygdala

Answer 6

The amygdala influences fear and anger.

Question 7

Pituitary Gland

Answer 7

Master gland of hormones.

Question 8

Nervous System

Answer 8

Central nervous system is the brain and spinal chord. The rest is the peripheral nervous system which divides into the somatic (controls voluntary) and autonomic, which is divided into sympathetic (fighter or flight) and parasympathetic (at rest).

Question 9

Wernicke’s Area

Answer 9

Is the part of the brain where acoustical codes are decided and interpreted.

Question 10

Broca’s Are

Answer 10

Is a brain structure that directs muscle movements involved in speech.

Question 11

Terminal buttons

Answer 11

Neurotransmitters are stored in terminal buttons on the neuron’s axon where they’re released to signal adjacent cells.

Question 12

Hypolthalamus

Answer 12

Influences hunger, thirst, and sexual behavior.

Question 13

Reticular formation

Answer 13

Controls arousal and sleep and acts as the brain’s traffic director for incoming stimuli.

Question 14

Medulla

Answer 14

Regulates heart rate and breathing.