Nervous System Quiz 987 (20 MCQs)

Quiz Instructions

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1. What are two ways in which the central nervous system can be damaged?

Correct Answer: C) Concussions and spinal cord injuries.

2. Tissues that cover and protect the brain and spinal cord

Correct Answer: C) Meninges.

3. Cardiovascular controltemperature controlwater balanceemotionssleep control

Correct Answer: C) 5 of 8 functions of Hypothalamus.

4. The layer of light sensitive cells found at the back of the eye

Correct Answer: C) Retina.

5. Which of the following is NOT a function of the somatic nervous system

Correct Answer: D) Stimulates cardiac muscle.

6. The nervous system have to parts:the central nervous system and the peripheral nervous system.

Correct Answer: A) TRUE.

7. What is the main function central system?

Correct Answer: A) Transmit nerve impulses and connecting the encephalon with the rest of the body.

8. Which type of cells provide protective cushioning around the neuron cell body?

Correct Answer: B) Satellite cells.

9. Cells found in the CNS that cling to neurons and anchor them to blood vessel are called ..... (look like a star).

Correct Answer: A) Astrocytes.

10. What vaccine for polio is administered orally?

Correct Answer: A) Sabin.

11. What is "all or nothing" meaning?

Correct Answer: A) That a nerve impulse is either strong enough to travel along the neuron or it is not strong enough.

12. Which part of the brain tells your body to move its arms and legs?

Correct Answer: A) Cerebrum.

13. What do the autonomic and somatic systems take care of, respectively?

Correct Answer: A) Bodily funtions and inner organs, send sensory information to the CNS.

14. The two types of cells that compose nervous tissue are .....

Correct Answer: D) Neurons and Neuroglia.

15. Responsible for empathy; small or damaged in psychopaths

Correct Answer: A) Frontal lobe of the cerebrum.

16. What is the name of an event in the environment that makes the nervous system react?

Correct Answer: A) Stimulus.

17. Where are our senses derived from?

Correct Answer: A) Sensory Receptors.

18. The receptors responsible for taste (taste buds) and smell are

Correct Answer: C) Chemoreceptors.

19. What is the state of charge of a neuron's extracellular space at rest?

Correct Answer: A) Positively charged.

20. The breathing rate of a human increases after exercise. The part of the brain that controls this involuntary action is

Correct Answer: C) Medulla.