Nervous System Quiz 42 (20 MCQs)

Quiz Instructions

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1. Another word for spinal cord.

Correct Answer: A) Backbone.

2. These two systems work together to allow movement.

Correct Answer: D) Muscular and skeletal.

3. The nervous system that is responsible for reasoning, attention, and logic is the

Correct Answer: A) Central nervous system.

4. What is swimmer's ear?

Correct Answer: A) An infection of the outer ear.

5. When you have control over something and decide what it does and when it does it, this would be considered .....

Correct Answer: C) Voluntary.

6. Voluntary functions that stimulates our skeletal muscles, causing them to develop tension.

Correct Answer: B) Somatic Nervous System.

7. ..... which is a muscle or other organ that produces the reflex action

Correct Answer: C) Effector.

8. Carries impulse for the sense of smell

Correct Answer: A) Olfactory.

9. Astrocytes maintain the blood-brain barrier through phagocytosis. Ependymal cells produce cerebrospinal fluid.

Correct Answer: C) First statement false, second statement true.

10. Type of tissue that contracts and shortens to create movement.

Correct Answer: C) Muscle.

11. How would the absolute refractory period be affected if voltage-gated sodium channels failed to inactivate?

Correct Answer: A) It would last indefinitely.

12. This is about how much a human brain weighs.

Correct Answer: D) 3 Pounds.

13. Which of the following is an example of active immunity?

Correct Answer: D) All of these are correct.

14. Which hemisphere is responsible for speech reading writing and logical thinking

Correct Answer: A) Left hemisphere.

15. Which Neurotransmitter stimulates skeletal muscles?

Correct Answer: D) Acetylcholine.

16. What part of the brain is important for producing speech?

Correct Answer: C) Broca's area.

17. Autism is a disorder with compulsive and ritualistic behavior and frequent poor communication.

Correct Answer: A) True.

18. What is the job of the nerves?

Correct Answer: B) Take messages from the senses to the brain.

19. What are three main parts of the brain?

Correct Answer: A) Brain stem cerebellum; the brain.

20. The three bones of the middle ear vibrate in order to amplify sound waves coming from the ear canal. These three bones are

Correct Answer: D) Ancus, stapes, hammer.