Biology Practice: Nervous System (Mock Test 3 - Advanced Processes & Mechanisms)
1. The 'All-or-None' principle in nerve conduction implies that:
2. During the "Resting State" of a neuron, the outer surface of the membrane is:
3. What is the correct sequence of a Reflex Arc?
4. Saltatory conduction occurs in myelinated fibers because the impulse:
5. "Depolarization" during a nerve impulse is primarily caused by the rapid:
6. The recovery of the resting potential after an impulse is called:
7. Why can a nerve impulse travel in only one direction across a synapse?
8. Which of the following is an example of an Inborn (Natural) Reflex?
9. The space inside the brain where Cerebrospinal Fluid (CSF) is produced and circulated is called:
10. The Parasympathetic Nervous System is most active during:
11. In the knee-jerk reflex, the sensory neuron carries the impulse directly to the ________ in the spinal cord.
12. Which of the following is NOT an effect of the Sympathetic Nervous System?
13. Ivan Pavlov’s famous experiment with the dog and the bell proved the existence of:
14. The Gray Matter of the brain is gray because it is composed mainly of:
15. The "Sodium-Potassium Pump" requires energy to move ions ________ their concentration gradient.
16. Damage to the Occipital Lobe of the cerebrum will most likely result in loss of:
17. Which structure is known as the "Emotional Brain"?
18. Voluntary actions originate in the ________ of the brain.
19. A simple reflex arc excludes which of the following?
20. Which ions are released into the synaptic cleft to trigger the release of neurotransmitters?
