2.4 Methods of studying the brain

Question 1

EEG scan

Answer 1

electroencephalograph A device that records electrical activity in the brain.

Question 2

CT scan

Answer 2

computed tomography scan A computer enhanced imaging technique in which an xray beam is passed through the body at different angles to generate 3d image of bodily structures aka cat scan. (computerized axial tomography.

Question 3

PET scan

Answer 3

(position emission tomography) An imaging technique in which radioactive sugar tracer is injected into the bloodstream and used too measure the levels of activity in certain parts of the brain.

Question 4

MRI scan

Answer 4

magnetic resonance imaging) A technique that uses a magnetic field to create a computerized image of internal body parts.

Question 5

lesioning

Answer 5

In studies of the brain functioning, the intentional destruction of brain tissue in order to observe the effects on behavior.

Question 6

electrical stimulation

Answer 6

Using electricity to stimulate parts of the brain in order to observe their characteristics.

Question 7

Electrical recording

Answer 7

Records electrical wave in the brain to monitor specific types of behaviors.