September 17 Reading

Question 1

Ablation

Answer 1

Removal of a brain area, generally with a surgical knife

Question 2

Lesions

Answer 2

Damage, by means of a stereotaxic instrument

Question 3

Stereotaxic instrument

Answer 3

A device for the precise placement of electrodes in the brain

Question 4

Transcranial magnetic stimulation (TMS)

Answer 4

Magnetic stimulation to a portion of the scalp, can stimulate neurons in the area below the magnet, if stimulation is sufficiently brief and mild

Question 5

Optogenetics

Answer 5

Using light to control a limited population of neurons

Question 6

Electroencephalograph (EEG)

Answer 6

Records electrical activity of the brain through electrodes (a few to >100) attached to the scalp

Question 7

Magnetoencephalograph (MEG)

Answer 7

Measures the faint magnetic field generated by brain activity

Question 8

Positron – emission tomography (PET)

Answer 8

Provides a high-resolution image of activity in a living brain by recording the emission of radioactivity from injected chemicals

Question 9

Functional magnetic resonance imaging (fMRI)

Answer 9

Record the energy released by hemoglobin molecules after removal of a magnetic field

Question 10

Phrenology

Answer 10

Process of relating skull anatomy to behaviour (invalid)

Question 11

Computerized axial tomography (CT) (CAT)

Answer 11

For examining detailed brain anatomy

Question 12

Magnetic resonance imaging (MRI)

Answer 12

Record energy released by water molecules after removal of magnetic field