Nervous System Quiz 453 (20 MCQs)

Quiz Instructions

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1. Which Of The Following Is A Moveable Bone?

Correct Answer: B) Lower Jaw.

2. Which part of the neuron is responsible for receiving electrochemical signals from nearby neurons?

Correct Answer: A) Dendrites.

3. Which of the following is a function of the hypothalamus?

Correct Answer: D) All of the above.

4. Hormones help your body by:

Correct Answer: B) Telling your cells what to do (sending information).

5. What is the state of charge of a neuron's intracellular space at rest?

Correct Answer: B) Negatively charged.

6. What parts of your brain process smells?

Correct Answer: D) All of the above.

7. The part of the neuron that collects (detects) sensory information is called

Correct Answer: C) Dendrite.

8. This system controls voluntary movement of skeletal muscles

Correct Answer: B) Somatic.

9. Which lobe of the brain is involved in processing sensory information and spatial awareness?

Correct Answer: D) Parietal lobe.

10. Contains many blood vessels that supply the eye with oxygen and nutrients

Correct Answer: C) Choroid.

11. What is the pigment found in rod cells?

Correct Answer: A) Rhodopsin.

12. In the PNS which neuroglia cell forms the myelin sheath?

Correct Answer: D) Schwann cell.

13. Far objects appear blurry but close objects appear clear

Correct Answer: A) Myopia.

14. Which part of the motor (efferent) division controls involuntary movement?

Correct Answer: C) Autonomic.

15. Nerve impulses travel along the long cellular extension of the neuron called the

Correct Answer: A) Axon.

16. The ..... nervous system prepares the body to either fight or run from a threat

Correct Answer: A) Sympathetic.

17. What supports the eyeball and provides attachment for muscles?

Correct Answer: C) Sclera.

18. What happens when a neuron is stimulated?

Correct Answer: B) Sodium rushes into the neuron.

19. The ability of the body to maintain a stable environment is .....

Correct Answer: A) Homeostasis.

20. Which of the following uses ACTIVE transport?

Correct Answer: A) Sodium-potassium pump.