Nervous System Quiz 20 (25 MCQs)

Quiz Instructions:

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1. What type of neurons send signals between your sensory neurons and your motor neurons?

2. The part of the nervous system that consists of nerves that branch out from the CNS (central nervous system) and connect to other body parts

3. Why is-55 mV a significant number?

4. What is another word for autonomic?

5. When the spinal cord responds in an emergency to a stimulus before the brain, this is called a _____

6. Which of the following is the system of nerves that people have direct control over

7. The chemical found at the synapse or nerve junction is.

8. Found beneath the cerebrum; processes sensory information

9. According to function a motor neuron would

10. What part of the eye bends light to focus on the retina?

11. These structures receive the neurotransmitter from previous neuron and send the message to the nucleus for processing

12. Sneezing uses what part of the brain

13. Your _____ nervous system is a network of nerves that relaxes your body after periods of stress or danger.

14. How many neurons does a complex animal with a brain and a nerve cord have?

15. Which type of neuron transmit messages from the central nervous system to "effectors" such as muscles and glands to initiate a response.

16. What are the divisions of the Peripheral Nervous System?

17. _____ carry impulses from the brain and spinal chord to muscles and glands

18. The problem of hyperopia is fixed by which lens

19. Mass of nerve tissue that is the main control center of the nervous system

20. Carry message from body to brain from the brain to body.

21. The major set of large set of nerves running down the spinal column or vertebrae.

22. Subdivision of the PNS that controls voluntary activities such as activation of skeletal muscles.

23. An _____ is a body part that does a certain job.

24. Basic unit of the nervous system; another name for nerve cell.

25. A bundle of nerves that go to and from the brain.