Suddenly Painful
Interactive Video
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Biology, Health Sciences
•
11th Grade - University
•
Hard
Wayground Content
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main reason people experience phantom pain after losing a limb?
The nerves in the limb are still active.
The brain's map of the limb still exists.
The limb is still partially attached.
The brain forgets the limb is gone.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does 'spontaneous firing' of neurons refer to?
Neurons firing without any apparent input.
Neurons firing only during sleep.
Neurons firing due to physical injury.
Neurons firing due to external stimuli.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a potential cause of spontaneous neuronal activity?
Random electrical activity within neurons.
Unmeasured sources of input.
Inputs from other brain areas.
Direct stimulation from the lost limb.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How might remaining inputs from other brain areas contribute to spontaneous activity?
They cause neurons to become inactive.
They prevent any neuronal activity.
They provide partial inputs that can trigger activity.
They completely replace the lost limb's inputs.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main challenge in understanding spontaneous neuronal activity?
Identifying the exact source of the activity.
Locating the lost limb.
Measuring the speed of neuronal firing.
Determining the size of the brain map.
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