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Nervous System Quiz 305 (20 MCQs)

Quiz Instructions

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1. When a nerve impulse jumps over the myelin sheaths on an axon we call this:
2. Which part of the brain controls vital functions (involuntarly) such as breathing and heart rate?
3. What is the function of efferent nerves?
4. ..... carry messages from one cell to another so that communication among all body parts is smooth and efficient
5. This neurotransmitter is the most common inhibitory neurotransmitter; known for producing a calming effect; involved in sleep, relaxation, anxiety regulation, and muscle function
6. A group of nerve cell bodies located in the peripheral nervous system.
7. Which groove divides the brain into 2 hemispheres?
8. Which neurotransmitter is involved in muscle movements?
9. Body's sense of position when you're not moving.
10. Neuron-glandular cell chemical synapses (NGJ) involve the release of .....
11. ..... is responsible for reflex action.
12. Which part of the peripheral nervous system controls the internal organs and coordinates involuntary responses such as sneezing and digestion? It also affects organs such as the heart, liver, and sweat glands.
13. How do Parkinson's and Alzheimer's affect signal transmission in the nervous system?
14. A nerve cell. The basic structural unit of the nervous system.
15. What is a response?
16. I use my ..... to read a book.
17. Neurons that transmit impulses from sensory receptors in the skin or internal organs toward the CNS are called:
18. Depolarization occurs, making a neuron more positive, because ..... rushes into the cell.
19. The brain is the ..... of control.
20. The tough fluid-containing membrane that surrounds the brain and spinal cord is the:
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