Nervous System Quiz 83 (20 MCQs)

Quiz Instructions

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1. Clusters of neuron cell bodies in the CNS are called .....

Correct Answer: C) Nuclei.

2. This type of neuron carries impulse to move muscles or cause glands to secrete.

Correct Answer: B) Motor.

3. With proper nutrition nerve cells can live how long?

Correct Answer: D) 100 years.

4. Carries signal from environment to CNS

Correct Answer: A) Afferent neuron.

5. The suffix for hernia or protrusion is-cele

Correct Answer: A) True.

6. Nerve cells that conduct impulses from the brain to muscles and glands throughout your body

Correct Answer: B) Motor neurons.

7. This is at the end of a neuron

Correct Answer: B) Axon terminal.

8. What are the chemical senses in humans called?

Correct Answer: B) Smell and taste.

9. What are the two main parts of the CNS?

Correct Answer: B) Brain and spinal cord.

10. Which part of the brain is responsible for regulating breathing, heart rate & blood pressure?

Correct Answer: A) Brainstem.

11. A type of sensory receptor that detects chemicals are .....

Correct Answer: A) Chemoreceptors.

12. If you were to touch the spine on a cactus, what would be the correct order of the reflex response?

Correct Answer: A) Sensory neuron, brain, motor neuron.

13. Which neurotransmitter is associated with reward mechanisms in the brain?

Correct Answer: B) Dopamine.

14. Indirect motor pathway

Correct Answer: B) Vestibulospinal tract.

15. What happens first when a neurotransmitter binds to a postsynaptic neuron?

Correct Answer: A) Ions diffuse.

16. Preparing the body for the "fight-or-flight" response is the role of the .....

Correct Answer: C) Sympathetic nervous sys.

17. What is the purpose of the respiratory system?

Correct Answer: A) Takes in oxygen and release carbon dioxide.

18. The voluntary nervous system is also called the ..... nervous system.

Correct Answer: A) Somatic.

19. The information that is gathered by the body is known as .....

Correct Answer: C) Stimuli.

20. Lobe at the bottom of the back.

Correct Answer: D) Occipital lobe.