SCANNING TECHNIQUES

Question 1

EEG/Electroencphalography

Answer 1

Measures brain waves

Evaluates Brain Disorders

Question 2

CT Scan

Answer 2

X-Ray pictures to produce cross sectional images

Creates 3-D Images

Highlights blood vessels

Question 3

MRI

Answer 3

Magnetic Field Waves for brain

Vibrates brain atoms

More sensitive than CT

Used to detect small changes

Question 4

PET Scan

Answer 4

Produces colour images of working brain

Radioactive Liquid must be taken

Involved practical tasks

Question 5

fMRI

Answer 5

Detects/Records brain activity

Exploits idea that more oxygen is used in functioning areas

Takes an image per second