Nervous System Quiz 647 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. This cellular structure wraps around axons and functions to increase the transmission speed of action potentials.

Correct Answer: D) Myelin sheath.

2. Which part of the brain is responsible for memory and decision-making?

Correct Answer: A) Cerebrum.

3. Which of these effectors is NOT directly controlled by the autonomic nervous system:

Correct Answer: C) Skeletal muscle.

4. It's the number of individuals of each species

Correct Answer: B) Speciesabundance.

5. Him

Correct Answer: A) Smaller.

6. Neurons that send information from the brain and spinal cord to the muscles and other systems are called

Correct Answer: B) Motor Neurons.

7. Responds to information received from the outside environment and inside your body. For example, touching a hot stove is a .....

Correct Answer: C) Stimulus.

8. Carry impulses from central nervous system to an effector organ, such as muscle or gland

Correct Answer: C) Motor neurons.

9. An impulse generator and transmitter is called a(n):

Correct Answer: B) Axon.

10. In the term narc/o/lepsy, the suffix-lepsy means (a)

Correct Answer: A) A seizure.

11. What produces myelin in the CNS?

Correct Answer: C) Oligodendrocytes.

12. Which part of digestive system that produce acid to break down food into a liquid paste?

Correct Answer: B) Stomach.

13. The CNS (central nervous system) is made up of the ..... & .....

Correct Answer: B) Brain and spinal cord.

14. Which part of the nervous system receives stimuli?

Correct Answer: D) Receptors.

15. Which three crops account for most food production in the world?

Correct Answer: A) Wheat, corn and rice.

16. Supportive cells of the nervous system

Correct Answer: B) Neuroglia.

17. Which of the following is not a component of the diencephalon?

Correct Answer: A) Midbrain.

18. The chemicals found in synapses are called

Correct Answer: B) Neurotransmitters.

19. What are the two largest divisions of the nervous system?

Correct Answer: B) Central Nervous System + Peripheral Nervous System.

20. What role do microglia play in the central nervous system?

Correct Answer: D) Provide immune response to central nervous system.