APA Biological Psychology and Neuroscience 2

Question 1

The parasympathetic division of the autonomic nervous system is primarily responsible for:

Accepted Answer

Rest-and-digest functions that conserve energy

Answer

The parasympathetic division promotes rest-and-digest functions, slowing heart rate, stimulating digestion, and conserving energy when the body is not under threat.

Question 2

Which brain structure serves as the primary relay station for sensory information (except olfaction) on its way to the cerebral cortex?

Accepted Answer

Thalamus

Answer

The thalamus routes sensory signals—visual, auditory, somatosensory, and gustatory—to the appropriate cortical areas, earning it the label of the brain's relay station.

Question 3

Broca's area, located in the left inferior frontal gyrus, is primarily associated with:

Accepted Answer

Production and articulation of speech

Answer

Broca's area is critical for speech production; damage results in Broca's (expressive) aphasia, characterized by halting, effortful speech with relatively preserved comprehension.

Question 4

The cerebellum is primarily responsible for:

Accepted Answer

Coordinating voluntary movement, balance, and fine motor control

Answer

The cerebellum integrates sensory feedback with motor commands to coordinate smooth, precise voluntary movements and maintain balance.

Question 5

Dopamine pathways in the brain are most strongly implicated in:

Accepted Answer

Reward processing and motivation

Answer

The mesolimbic and mesocortical dopamine pathways are central to reward, motivation, and reinforcement learning, and their dysregulation is implicated in addiction and schizophrenia.

APA - American Psychological Association Practice Test

APA - American Psychological Association Practice Test

APA Biological Psychology and Neuroscience 2