Understanding Brain Structures and Functions

What was the significant change observed in Phineas Gage after his accident?

• He lost his memory.

• He became unable to walk.

• He experienced a severe personality change.

• He lost his ability to speak.

What is the primary purpose of the split-brain procedure?

• To increase intelligence.

• To enhance memory retention.

• To treat severe epilepsy.

• To improve language skills.

Which hemisphere of the brain is generally better at processing language?

• Neither hemisphere

• Left hemisphere

• Right hemisphere

• Both hemispheres equally

What does an EEG primarily measure?

• Magnetic fields

• Blood flow

• Brain waves

• Brain structure

Which neuroimaging technique involves the use of radioactive glucose?

• CT scan

• EEG

• PET scan

• MRI

What is a key advantage of using MRI over CT scans?

• MRI does not involve radiation.

• MRI is faster.

• MRI is more portable.

• MRI is less expensive.

How does fMRI differ from a standard MRI?

• fMRI measures electrical activity.

• fMRI uses radioactive materials.

• fMRI is used only for structural imaging.

• fMRI tracks blood flow in real time.

What is the purpose of lesion studies in brain research?

• To destroy brain tissue for study

• To improve memory

• To increase brain size

• To enhance brain function

What can autopsies help researchers understand?

• How to improve brain function

• The cause of death and extent of diseases

• The best treatment for epilepsy

• Brain activity in real time

Which of the following is NOT a tool used for examining brain structures?

• EEG

• CT scan

• PET scan

• Lesion studies