Brain Quiz

Image as described above
1. How many neurons are there in the average human brain?
2. Which neurotransmitter is most affected by alcohol?
3. When an action potential occurs in a neuron, the afterhyperpolarization is caused by:
4. What is the only sense not to be relayed through the thalamus?
5. The output of the basal ganglia is:
6. Alan Hodgkin and Andrew Huxley first described their model of how action potentials are formed and propagated in:
7. The brain is 2% of the body’s weight but uses what percent of the body’s energy?
8. A positive Babinski sign, with upward movement of the big toe and fanning downward of the other toes, is a sign that a lesion has occurred where?
9. If a person’s brain is giving off alpha waves, that person is most likely:
10. The neurologist who divided the brain into 52 areas based on cytoarchitecture was:
11. Bonus question (worth 1 correct answer): offer us one suggestion for improving the Active Zone newsletter:
12. Enter your e-mail address for a chance to win a Cell Coloring Book!
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