Nervous System Quiz 981 (20 MCQs)

Quiz Instructions

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1. Which division of the autonomic nervous system has ganglia located in the spinal cord?

Correct Answer: D) Sympathetic Nervous System.

2. The two types of feedback systems that help organisms maintain homeostasis are:

Correct Answer: A) Positive and negative.

3. When the sunflower blooms, it follows the direction of the sun. The sun is the .....

Correct Answer: C) Stimulus.

4. Which part of the neuron is responsible for carrying nerve impulses away from the cell body?

Correct Answer: C) Axon.

5. ..... are tree-like extensions at the beginning of a neuron that help increase the surface area of the cell body.

Correct Answer: D) Dendrites.

6. The cerebrum is the largest part of your brain and is composed of two hemispheres. It controls your .....

Correct Answer: C) Voluntary movement, speech, hearing, vision, memory, reasoning.

7. In vertebrates more advanced than the fishes, the processing of information is increasingly centered in the

Correct Answer: B) Forebrain.

8. Which of the following cells destroys mutant cells?

Correct Answer: B) Cytotoxic T cells.

9. A-in a myelinated nerve fibre the impulse jump from one node of ranvier to the other.R-exchange of ions only take place at nodes of ranvier.

Correct Answer: A) Both A&R correct R are correct explanation of A.

10. Which type of neurons are located in brain?

Correct Answer: B) Interneurons.

11. What does a thermoreceptor sense?

Correct Answer: D) Temperature.

12. The endocrine system is made up of glands that release hormones into the blood.

Correct Answer: A) True.

13. What are the two types of neurons?

Correct Answer: A) Sensory and motor.

14. Breathing and heartbeat are controlled by .....

Correct Answer: D) Medulla.

15. What is the role of sensory input in the body's control system?

Correct Answer: C) It receives stimuli via millions of sensory receptors throughout the body.

16. Which anatomical division of the nervous system consists of the brain and spinal cord?

Correct Answer: C) Central nervous system.

17. These nerves carry impulses from the brain and spinal cord to produce action i muscles and organs?

Correct Answer: A) Motor.

18. Which part of the brain helps you to remember

Correct Answer: A) Cerebrum.

19. What is the chemical that is released at the end of the axon and spreads across the gap so the impulse starts in a new nerve cell?

Correct Answer: D) Neurotransmitter.

20. How are sensations carried to the brain?

Correct Answer: A) Through sensory nerves.