Which Two Procedures Allow Researchers to Visualise Changes in Brain

question 181

Multiple Choice

Which two procedures allow researchers to visualise changes in brain activity over time?

• A) PET scan and CT
• B) PET scan and fMRI
• C) MRI and fMRI
• D) CT scan and MRI

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Definitions:

Myelin Sheath

A fatty covering that surrounds axons of some nerve cells, facilitating faster transmission of electrical impulses.

Myelin

A fatty substance that surrounds neurons' axons, helping to speed up the transmission of electrical signals in the nervous system.

Neurons

Electrically excitable cells in the nervous system that process and transmit information through electrical and chemical signals.

Neurotransmitters

Chemical messengers that transmit signals across the synaptic cleft from one neuron to another, influencing mental processes and behavior.