Human Body — Nervous System (brain parts, spinal cord, neurons, reflex actions)

Grade 6 Science — Human Body — Nervous System (brain parts, spinal cord, neurons, reflex actions): 25 practice questions with instant scoring and explanations.

1. The nervous system consists of:
2. The main control centre of the body is the:
3. The brain is protected by:
4. The cerebrum is responsible for:
5. The cerebellum is responsible for:
6. The medulla oblongata controls:
7. The spinal cord is protected by:
8. Neurons are the functional units of the nervous system. A neuron consists of:
9. Dendrites carry signals:
10. The axon carries signals:
11. The gap between two neurons is called a:
12. A reflex action is a:
13. A reflex arc does NOT directly involve the:
14. When you touch a hot plate and pull your hand back instantly, it is a:
15. The pathway of a reflex action is called a:
16. Sensory neurons carry signals from:
17. Motor neurons carry signals to:
18. The brain and spinal cord together form the:
19. The nerves outside the brain and spinal cord form the:
20. The pituitary gland in the brain controls:
21. The hypothalamus in the brain regulates:
22. White matter in the brain and spinal cord contains:
23. Grey matter in the brain and spinal cord contains:
24. Myelin sheath is:
25. When a person closes their eyes when an object approaches, it is because: