Module 6: Tools of Discovery and Older Brain Structures

Question 1

lesion

Answer 1

killing brain cells to see what they control

Question 2

electroencephalogram (EEG)

Answer 2

records electrical activity of the brain, shows function

Question 3

positron emission tomography (PET) scan

Answer 3

detects radioactive glucose to find active areas of brain, shows function

Question 4

magnetic resonance imaging (MRI)

Answer 4

uses magnetic fields and radio waves to produce 3D image of soft tissue, shows structure

Question 5

functional MRI (fMRI)

Answer 5

follows blood flow and tracks oxygen to revel brain activity, shows function

Question 6

computerized axial tomography (CAT) scan

Answer 6

uses x-ray scans to produce cross-sectional images, shows structure

Question 7

diffusion spectrum imaging machine

Answer 7

can map long-distance brain connections

Question 8

hindbrain

Answer 8

medulla, pons, cerebellum, reticular formation, brainstem

Question 9

midbrain

Answer 9

controls sensory processes

Question 10

forebrain

Answer 10

cerebrum, limbic system, thalamus

Question 11

brainstem

Answer 11

primitive structure that controls basic biological functions (heartbeat, breathing)

Question 12

medulla

Answer 12

controls blood pressure, heart rate, breathing

Question 13

pons

Answer 13

transmits info between spinal cord and brain

controls movement and sleep

Question 14

cerebellum

Answer 14

controls balance and motor coordination, nonverbal learning, emotional control

Question 15

cerebellum and pons together control

Answer 15

voluntary movement

Question 16

cerebellum and basal ganglia together control

Answer 16

skill memory

Question 17

reticular formation

Answer 17

network of nerves that receives info from thalamus and sends it to other brain areas
controls arousal

Question 18

thalamus

Answer 18

relays sensory info to appropriate areas

Question 19

limbic system

Answer 19

amygdala, hypothalamus, hippocampus

Question 20

amygdala

Answer 20

aggression and fear; emotions

Question 21

hypothalamus

Answer 21

bodily maintenance (hunger, thirst, temperature)
reward center

Question 22

hippocampus

Answer 22

stores explicit memories