Nervous System Quiz 109 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Autonomic nervous system controls involuntary body functions.

Correct Answer: A) True.

2. You are born with all the neurons and synapses you will ever have; connections do not change over time.

Correct Answer: B) False.

3. The clear central anterior portion of the sclera is called the:

Correct Answer: B) Cornea.

4. The 3 transporters that maintains the resting membrane potential of a neuron at ..... in order of significance are as follows.

Correct Answer: C) -70mV; Sodium-Potassium ATPase, Leaky Potassium Channels, Leaky Sodium Channels.

5. Consists of the peripheral nerves in the body

Correct Answer: B) PNS.

6. The main organ of the nervous system. (a)

Correct Answer: A) A brain.

7. Two divisions of the nervous system.

Correct Answer: B) Central nervous system and peripheral nervous system.

8. Attached to bones

Correct Answer: C) Skeletal.

9. What are the neurons that carry information to the brain called?

Correct Answer: C) Sensory neurons.

10. The lobe of the brain primarily tasked with problem solving and reasoning skills.

Correct Answer: D) Frontal lobe.

11. Which system is made up of all the nerves in the body?

Correct Answer: B) Peripheral Nervous System.

12. Which part of the brain controls involuntary actions like breathing and heart beat?

Correct Answer: C) Brain stem.

13. The synapse is for communication between individual neurons (or neuron/gland or neuron/muscle cell communication).

Correct Answer: A) True.

14. During the 'fight or flight' response, your body releases adrenaline, allowing you to escape or protect yourself from a perceived threat.

Correct Answer: A) True.

15. What is the purpose of neurons

Correct Answer: C) Neurons transmit messages throughout the body.

16. This branch of the Peripheral Nervous System is responsible for involuntary responses and has 2 subdivisions.

Correct Answer: B) Autonomic Nervous System.

17. ..... carry impulses from the environment or from other neurons toward the cell body

Correct Answer: A) Dendrites.

18. What is the state of a neuron when it is not engaged in an impulse?

Correct Answer: A) Resting potential.

19. A Synapse is in the middle of a cell and a

Correct Answer: A) Neuron.

20. The cerebrum consists of 2 halves, each controls the side that it is on

Correct Answer: B) False.