Student B 
Communicative activity

Answer this quiz. If you encounter any problems, ask your partner, he may have some relevant information

1. A surgical procedure to treat severe epilepsy, called a commissurotomy, disconnects the left and right hemisphere by severing the
a) Corpus callosum
b) Cerebellum
c) Cerebral cortex
d) Cranial nerves

2. A scanning machine that uses magnets to take pictures of the living brain is called a(n):
a) EKG
b) LBT
c) FMRI
d) EEG

3. The hormone cortisol—which causes disease at high levels—is produced by
a) Stress
b) Over-eating
c) Under-nutrition
d) Boredom

4. The following is most true about the human brain:
a) All brains are the same
b) There are about 10 different types of human brain
c) No two brains are the same
d) There are only slight degrees of difference among human brains

5. A stroke is caused by a:
a) Death of neurons
b) Electrical imbalance at the synaptic level
c) Blocked artery in the brain
d) Depletion of dopamine 

If you want to help your partner 

The "Little Brain" 
The human cerebellum, or "little brain", weighs about 150 grams. Located at the lower back of the brain, the cerebellum is key to maintaining posture, walking, and performing coordinated movements. It is also thought to play a role in olfaction or smell