PIECES OF MIND: Viewer Challenge
Watch SCIENTIFIC AMERICAN FRONTIERS Show 703, "Pieces of Mind," and test your knowledge by answering these questions:
THE MAN WITH TWO BRAINS
- 1. Why did surgeons cut the man's corpus callosum?
- 2. What is the role of the corpus callosum?
- a. stores memories
- b. directs motor functions
- c. warns brain of impending danger
- d. connects the two hemispheres
REMEMBERING WHAT MATTERS
- 3. What hormone enhances memory?
- a. estrogen
- b. adrenaline
- c. cortisol
- d. ACTH
- 4. What part of the brain is activated by emotions?
TRUE OR FALSE?
- 5. According to Daniel Schacter's theory, where is memory located in the brain?
- 6. According to Schacter, what is the role of the hippocampus?
- a. creates memories
- b. indexes memories
- c. deletes bad memories
- d. creates dreams
WHAT'S IN A DREAM?
- 7. What does REM refer to in sleep?
- a. routine eye motion
- b. random excess memory
- c. rapid eye movement
- d. resting energy momentum
- 8. Why do Carlyle Smith and other researchers believe dreams are important?
OLD BRAIN/NEW TRICKS
- 9. According to Neville's studies, where is grammar processed in an adult's brain?
- a. cortex
- b. hippocampus
- c. left hemisphere
- d. midbrain
- 10. What is the main difference in how adults' and children's brains process language?
ANSWERS TO "PIECES OF MIND" VIEWER CHALLENGE:
- 1. to prevent epileptic seizures
- 2. d
- 3. b
- 4. amygdala
- 5. all over the brain
- 6. b
- 7. c
- 8. This sleep state helps us consolidate memories and process information in various regions.
- 9. c
- 10. In adults, language is processed in specific areas; very young children process language all over the brain.
Scientific American Frontiers
Fall 1990 to Spring 2000
Sponsored by GTE Corporation,
now a part of Verizon Communications Inc.