T6-1.- What percentage of your brain do you use?

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https://youtu.be/5NubJ2ThK_U
PEDRO ALVAREZ JIMENEZ
Quiz by PEDRO ALVAREZ JIMENEZ, updated more than 1 year ago
PEDRO ALVAREZ JIMENEZ
Created by PEDRO ALVAREZ JIMENEZ over 1 year ago
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Resource summary

Question 1

Question
What is the isoelectric state?
Answer
  • The absence of reactivity that indicates brain death
  • The point where excitation and inhibition balance each other out
  • The point at which half the brain’s energy goes to just maintain its structure

Question 2

Question
To what is most the brain’s energy devoted?
Answer
  • Transmitting signals
  • Maintaining electrical resting potentials
  • Keeping it from falling apart

Question 3

Question
How does cooking provide more energy than eating raw foods?
Answer
  • It releases calories
  • It makes food soft and denatures proteins so they are more easily absorbed
  • It makes it tastier

Question 4

Question
What does “sparse coding” of nerve impulses imply?
Answer
  • That there isn’t enough energy to send signals all the time
  • That brains have to figure out how to do more with less
  • That a small number of signals can carry a lot of information

Question 5

Question
Why are attempts at multitasking inefficient?
Answer
  • Our memory capacity is limited
  • Two or more things at once is confusing
  • The fact of selective attention means that we don’t have the energy to do so
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