Cellular Level of the Nervous System Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. A channel that forces ions in and out of a cell is called a:

Question 2 2. During a neuron's resting potential, there are more _____ ions inside the cell.

Question 3 3. A neurotransmitter is a type of _____.

Question 4 4. The all-or-none law states that _____.

Question 5 5. What types of neurons exist in the body?

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Question 6 6. What is the main function of the cell body?

Question 7 7. When do voltage-gated sodium channels open again, allowing the neuron to fire another action potential?

Question 8 8. What depolarizes neurons, causing an action potential to occur?

Question 9 9. What is the resting membrane potential of an axon?

Question 10 10. Myelin sheaths are used for:

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Question 11 11. How does acetylcholine function?

Question 12 12. What does acetylcholine do?

Question 13 13. When the difference between the charge inside and outside of an axon is further apart, it is called:

Question 14 14. When the inside of an axon is more negatively charged than the outside, it is called ____ potential.

Question 15 15. Which of the following is a tube formed by Schwann cells that aids in axon regeneration?

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Question 16 16. What is myelin?

Question 17 17. _____ sends signals from the body to the central nervous system, and the _____ sends signals from the central nervous system back to the body.

Question 18 18. Motor neurons are most similar to the _____.

Question 19 19. True or False: The release of norepinephrine shuts down metabolic processes such as digestion and growth

Question 20 20. Norepinephrine is released from:

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Question 21 21. What type of channel leads to the initial depolarization of a neuron?

Question 22 22. Why is the relative refractory period important for our bodies?

Question 23 23. A disease where our own immune system destroys the myelin sheath of neurons is known as _____.

Question 24 24. An electric impulse involving a change in voltage across a plasma membrane is best known as a(n) _____.

Question 25 25. Which of the following describes the normal membrane potential of the cell?

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Question 26 26. Which of the following describes the voltage a cell must achieve before starting an action potential?

Question 27 27. When a neuron fires, _____ ions flow into the cell.

Question 28 28. The part of the neuron that receives signals is called a _____.

Question 29 29. When a person touches a hot stove, different parts of their nervous system work together to pull their hand away. The person first must sense the heat, then the brain must make a decision to tell the body to pull the hand away. Choose the answer that lists the correct order of the three types of neurons working together

Question 30 30. Why is the absolute refractory period important?

Cellular Level of the Nervous System Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Alberta Education Diploma - Biology 30: Exam Prep & Study Guide  /  Science Courses
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