Download NAME: BIOLOGY 621 THE NERVOUS SYSTEM

NAME:_____________________
BIOLOGY 621
THE NERVOUS SYSTEM: INTERNET ASSIGNMENT
PART ONE
Go to:
http://faculty.washington.edu/chudler/chgames.html
Select
Colors, Colors? Read the introduction on the AStroop Effect@.
Select AInteractive Stroop Effect Experiment@ and run the experiment. Complete the activity
for the two word sets.
1. How long did it take you to read the word set #1?__________
How long did it take you to read the word set # 2?_________
Choose ABack to Stroop Effect@. Name and describe the two theories that may explain the
interference between what the words say and the actual colors of the words.
______________________________________________________________________________
_____________________________________________________________________________
Why might younger children have faster times for saying the colors in word set #2?___________
_____________________________________________________________________________.
Scroll down, choose, and perform the AInteractive Directional Stroop Effect Experiment@.
How long did it take for set #1?__________ How long did it take for set # 2?________
Describe what you found happened during set # 2.________________________________
________________________________________________________________________
Select and perform the ANumber Stroop Effect Experiment@.
How long did set # 1 take?____________________How long did set # 2 take?_______________
Are the tests that involve directions and numbers ( ie. the last two experiments) easier or harder
than the original colored word Stroop Effect? _______________ Why?_____________________
______________________________________________________________________________
PART TWO
Go to http://faculty.washington.edu/chudler/flash/million.html
Play the AMill-Neuron-Aire@ game and state the answer to each of the following questions:
1. Where is your brain located? __________________________________________
2. How much does an average human brain weigh?____________________________
3. About how many neurons are in an average human brain?____________________
4. What are the two parts of the central nervous system?_________________________________
5. What is the name of the junction (space) between two neurons?_______________________
6. What lobe of the brain is most important for vision?_________________________________
7. Which of the following is NOT a neurotransmitter ( a chemical that travels from one neuron
to the next neuron )?_____________________________
8. What disease is characterized by an Aelectrical storm in the brain@?_____________________
9. Which drug comes from a plant called Cannibus sativa?______________________________
10. What do the arrows point to in this diagram?__________________________________
11. What connects the left and right hemispheres (halves of the cerebrum)?_________________
12. What part of the eye contains cells that respond to light?_____________________________
13. Which of the following is NOT a layer of the meninges (the membrane that surrounds the brain
and spinal cord)?_____________________________________
14. Which brain imaging method uses radioactive-labeled glucose (a sugar)?____________
15. Who won the Nobel Prize in 1981 for his discoveries about the functions of the right and left
hemispheres of the brain?___________________________________