Nervous System Quiz 773 (20 MCQs)

Quiz Instructions

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1. When potassium channels open and the ions diffuse through the membrane,

Correct Answer: A) The inside of the membrane will become more negative.

2. Numbers 1, 2, & 3 Make up what part of the ear?

Correct Answer: A) Outer Ear.

3. What is the main function of an osteoblast?

Correct Answer: A) Responsible for bone formation.

4. Pick out the WRONG statement concerning the function of the nerve cell.

Correct Answer: A) It can convey impulses in both directions.

5. Which part of the brain is also called the ' little brain'?

Correct Answer: C) Cerebellum.

6. What cells in the nervous system support category are the most versatile?

Correct Answer: A) Astrocyte.

7. Which of the following is NOT innervated by the ANS?

Correct Answer: C) Skeletal muscle.

8. Rounded area of a neuron

Correct Answer: C) Cell body.

9. Taste buds are also called

Correct Answer: C) Papilla.

10. Type of neuroglia that connects neurons to blood supplies

Correct Answer: A) Astrocyte.

11. The Peripheral nervous system is made up of The brain and the spinal cord

Correct Answer: B) False.

12. Inflammation of the dura, subarachnoid, and pia is known as

Correct Answer: A) Meningitis.

13. Kicking a soccer ball

Correct Answer: A) Voluntary Action.

14. Innervates skeletal muscles

Correct Answer: A) Somatic.

15. True/False:The grey matter of the brain is protected by myelin.

Correct Answer: A) True.

16. This structure is located behind the iris and bends light onto the retina.

Correct Answer: B) Lens.

17. This is the most inferior part of the brain stem

Correct Answer: B) Medulla.

18. What part of provides a tract along which impulses can travel to and from the periphery to the brain

Correct Answer: B) Spinal cord.

19. True or False:We only use about 10% of our brain?

Correct Answer: B) False.

20. The tissues in the ear organ work together to help the ear to do what job?

Correct Answer: A) Convert sound waves (mechanical stimuli) into a nerve impulse that then goes to the brain.