Biology Practice: Nervous System (Mock Test 1 - Basic Definitions & Terms)
1. The structural and functional unit of the nervous system is the:
2. The short branching processes arising from the cell body of a neuron are:
3. The insulating fatty layer around an axon is called the:
4. The point of contact between the axon terminal of one neuron and the dendrite of another is a:
5. The chemical substance that helps in the transmission of a nerve impulse across a synapse is:
6. The three protective membranes covering the brain and spinal cord are known as:
7. The largest part of the human brain, responsible for memory and intelligence, is the:
8. Which part of the brain maintains the balance and posture of the body?
9. The lowest part of the brain that controls involuntary actions like heartbeat and breathing is:
10. An automatic, instantaneous response to a stimulus without the involvement of the will is a:
11. The nerves that carry impulses from the receptors to the Central Nervous System (CNS) are:
12. The sheet of nerve fibers that connects the two cerebral hemispheres is the:
13. The space between the meninges is filled with a fluid called:
14. How many pairs of cranial nerves are present in humans?
15. How many pairs of spinal nerves are present in humans?
16. The outer part of the cerebrum consists of ________ matter.
17. Which of these is an example of a "Conditioned Reflex"?
18. The part of the neuron that contains the nucleus is the:
19. Which part of the Autonomic Nervous System prepares the body for "Fight or Flight"?
20. In the spinal cord, white matter is located on the ________ side.