Nervous System Quiz 116 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. The large nerve that runs through your pelvis and down the back of your leg

Correct Answer: D) Sciatic.

2. Which one of the following represents the correct sequence from outermost to innermost layers of the meninges:

Correct Answer: A) Dura mater, arachnoid mater, pia mater.

3. Neurotransmitters that allow nerve impulse to travel from neuron to neuron (2 of them).

Correct Answer: A) Acetylcholine/norepinephrine.

4. Neurons Send impulse from receptors in the skin and senseorgans to the brain and spinal cord

Correct Answer: A) Sensory neurons.

5. The ring of muscle tissue that forms the colored portion of the eye and controls the size of the opening.

Correct Answer: B) Iris.

6. Elevated ridges or folds of tissue that make up the cerebral cortex of the brain are called:

Correct Answer: C) Gyri.

7. What Cranial Nerve is the longest

Correct Answer: D) Vagus.

8. How many dendrites does a neuron have?

Correct Answer: A) Many.

9. What is the job of the 'sodium-potassium' pump?

Correct Answer: C) Sodium ions are pumped into the cell and potassium is pumped out of the cell.

10. This is the top part of the Diencephalon.

Correct Answer: B) Limbic System.

11. Which one is a main part of the brain?

Correct Answer: B) Cerebrum.

12. Involuntary responses

Correct Answer: A) Are originated in the spinal cord.

13. An example of a long bone is?

Correct Answer: C) Thigh Bone.

14. General rule for patients with Alzheimer's disease

Correct Answer: D) All of the above.

15. It controls though, voluntary movement, memory and learning, and also processes information from the sense

Correct Answer: A) Cerebrum.

16. Becoming paralyzed from a fall damages what part of the nervous system?

Correct Answer: C) Central.

17. Signals from the left hemisphere controls the right side of our body. And the right hemisphere controls the left side of our body.

Correct Answer: A) True.

18. When the spinal cord responds in an emergency to a stimulus before the brain, this is called a .....

Correct Answer: C) Reflex.

19. The part of a neuron that contains the nucleus and where incoming signals are integrated.

Correct Answer: A) Soma.

20. Which of the following functions are part of homeostasis?

Correct Answer: B) Digestion.