Nervous System Quiz 127 (20 MCQs)

Quiz Instructions

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1. Amy was in an automobile accident. Her spinal cord was severed and she sustained damage to her brain. The medical staff at the trauma center understands that this substance might leak into surrounding tissues. What is the substance?
2. Rhiz/o
3. Cerebrospinal fluid is produced in
4. Which brain scan shows blood vessles in the brain?
5. The neurons that send signals from the brain to the body are .....
6. When you smell something, the message from your nose to your brain travel over afferent neurons.
7. The portion of the brain that contains 75% of the neuron bodies is the
8. Covers the iris and pupil
9. What is the basic structural unit of the nervous system?
10. The nerve which extends the elbow is the
11. Voltage-gated Na+ channels open upon reaching what state?
12. Arms and legs are part of the ..... nervous system.
13. This type of response DOES NOT require you to think about it to control it. (examples= regular breathing, regular blinking)
14. Your ..... nervous system is your body's control center
15. Motor neurons carry impulses ..... the brain
16. Functions of the Cerebellum?
17. The three main parts of the brain are ....., ....., and .....
18. Along a neuron, the correct pathway for impulse conduction is:
19. The reaction to a stimulus
20. What is the chemical used by a neuron to transmit an impulse across a synapse to another nerve cell?