Nervous System Quiz 60 (20 MCQs)

Quiz Instructions

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1. The somatic nervous system is made up of the fibers of motor neurons that supply:

Correct Answer: A) Skeletal muscles.

2. What does the cerebrospinal fluid (CSF) help to maintain?

Correct Answer: B) The blood-brain barrier.

3. What makes up the peripheral nervous system?

Correct Answer: B) Nerves outside of your brain & spinal cord.

4. Nerve cells are also called .....

Correct Answer: C) Neurons.

5. How many spinals nerves have the humans?

Correct Answer: C) 31.

6. Sensory nerves carry messages from the brain to our body parts.True or false

Correct Answer: B) False.

7. Through which type of nerve fibers do impulses travel fastest?

Correct Answer: B) Myelinated.

8. When a neuron is not engaged in the transmission of an impulse.

Correct Answer: A) Resting potential.

9. In the reflex arc, the terminal arborizations of the connector neurons are connected with .....

Correct Answer: B) The dendrites and cell body of motor neurons.

10. A pineal gland that secretes melatonin and habenular nuclei

Correct Answer: A) Epithalamus.

11. Lobe responsible that the motor cortex is a part of

Correct Answer: A) Frontal.

12. How do the muscular and skeletal systems work together?

Correct Answer: A) Voluntary muscles hold the skeleton in an upright position.

13. All of the touch receptors are located in the tissue of the ..... or the inner layer of skin.

Correct Answer: A) Dermis.

14. Involuntary shaking of the body or any of it's parts

Correct Answer: A) Convulsion.

15. What do you call the smaller tubes that branch out from the bronchi?

Correct Answer: C) Bronchioles.

16. Chemicals that transmit signals across a synapse from one neuron to another 'target' neuron.

Correct Answer: A) Neurotransmitters.

17. Nerve cells are called .....

Correct Answer: B) Neurons.

18. This is the largest part of the human brain.

Correct Answer: D) Cerebrum.

19. Sally has a brain injury. She knows what she wants to say but can't vocalize the words. The part of her brain that is damaged is the

Correct Answer: C) Broca's area.

20. Which of the following correctly identifies the pathway of an impulse down a neuron?

Correct Answer: B) Dendrite, cell body, axon, axon terminal.