Nervous System Quiz 183 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Our hearing, smelling and tasting occurs primarily in which lobe of the brain?

Correct Answer: C) Temporal.

2. The electrical signal jumps from myelin sheath $\rightarrow$ myelin sheath.

Correct Answer: B) False.

3. Action potentials normally travel along an axon

Correct Answer: B) Away from the cell body.

4. Which item contains the structures that are not from the neural crest cells?

Correct Answer: B) Pia matter, ganglion satellite cells, Ependymal cells.

5. What do you do when you taste BACON?

Correct Answer: B) Say yum and eat it.

6. The neuroglial cells that connect the neuron to the blood vessel to control the chemical environment of the neurons/brain are called

Correct Answer: A) Astrocyte.

7. Which part of the brain helps in balancing your body and coordinating all your muscles?

Correct Answer: C) Cerebellum.

8. Which of the following glial cells use cilia to help circulate the cerebrospinal fluid (CSF)?

Correct Answer: C) Ependymal cells.

9. The ..... function of the nervous system refers to information being interpreted so that the brain can make decisions.

Correct Answer: B) Integrative.

10. Phren/o

Correct Answer: D) Mind.

11. Regulation of an organism's internal, life maintaining conditions is a definition of which of the following terms?

Correct Answer: C) Homeostasis.

12. When the ..... contract, the arm bends towards the shoulder.

Correct Answer: A) Biceps.

13. Which structure carries impulses from CNS to effectors?

Correct Answer: A) Motor nerves.

14. Produces cerebrospinal fluid (CSF) in the brain & spinal cord and helps circulate it.

Correct Answer: A) Ependymal cells.

15. The brain weighs approximately 1.4 kg and composed of 1 billion neurons.

Correct Answer: B) FALSE.

16. Branch-like extensions of the neuron that receive chemical messages and carry them to the cell body.

Correct Answer: B) Transport information around the body.

17. These types of neurotranmitters increase the membranes permiability, thus increasing the changes threashold will be achieved.

Correct Answer: B) Excitatory.

18. The gap between Schwann cells is known as the

Correct Answer: A) Nodes of Ranvier.

19. Encephala/o

Correct Answer: A) Brain.

20. Increased heart rate, is a response controlled by which system?

Correct Answer: A) Sympathetic.