Biology Practice: Nervous System (Mock Test 1 - Basic)
1. The basic structural and functional unit of the nervous system is the:
2. Which part of the neuron contains the nucleus and is also called the Cyton?
3. Short, branching projections that receive messages and carry them toward the cell body are called:
4. The long, cylindrical extension of a neuron that carries impulses away from the cell body is the:
5. The insulating fatty layer that covers the axon is known as the:
6. The gap or point of contact between two neurons is called a:
7. Nerves that carry messages from the sense organs to the brain are called:
8. Nerves that carry instructions from the brain to the muscles or glands are:
9. The Central Nervous System (CNS) consists of which two main parts?
10. The largest part of the brain, responsible for intelligence, memory, and thought, is the:
11. Which part of the brain coordinates muscular activities and maintains body balance?
12. The part of the brain that controls involuntary actions like heartbeat and breathing is the:
13. The brain is protected inside a bony box called the:
14. The three protective membranes surrounding the brain and spinal cord are called:
15. An automatic, sudden response to a stimulus without conscious thought is a:
16. The spinal cord is a continuation of which part of the brain?
17. How many pairs of cranial nerves arise from the human brain?
18. How many pairs of spinal nerves arise from the spinal cord?
19. The Peripheral Nervous System (PNS) consists of:
20. Withdrawal of a hand on touching a hot object is an example of: