Psychology Degree Psychology Degree Biological Bases of Behavior Questions and Answers 2

Question 1

Which neurotransmitter is most directly involved in the regulation of mood, sleep, and appetite?

Accepted Answer

Serotonin

Answer

Acetylcholine

Answer

Glutamate

Answer

GABA

Question 2

What structure connects the left and right cerebral hemispheres, allowing communication between them?

Accepted Answer

Corpus callosum

Answer

Anterior commissure

Answer

Thalamus

Answer

Pons

Question 3

Which part of the peripheral nervous system is responsible for the 'rest and digest' response?

Accepted Answer

Parasympathetic nervous system

Answer

Sympathetic nervous system

Answer

Somatic nervous system

Answer

Enteric nervous system

Question 4

A lesion to Wernicke's area would most likely result in which type of impairment?

Accepted Answer

Difficulty comprehending spoken language

Answer

Inability to produce fluent speech

Answer

Loss of motor coordination

Answer

Impaired visual processing

Question 5

Which brain imaging technique measures changes in blood oxygenation to map neural activity in real time?

Accepted Answer

fMRI

Answer

CT scan

Answer

PET scan

Answer

EEG

Question 6

During an action potential, what event occurs during the depolarization phase?

Accepted Answer

Sodium ions rush into the neuron

Answer

Potassium ions flow out of the neuron

Answer

Chloride ions enter the neuron

Answer

The sodium-potassium pump activates