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Final Studytack
| Question | Answer |
|---|---|
| When an impulse reaches a synapse | chemical transmitters are released |
| During a relative refractory period: | the action potential can be initiated with a strong stimulus. |
| A term commonly used as a synonym for action potential is | Nerve impulse |
| The active transport mechanism in the plasma membrane that transports sodium and potassium ions in opposite directions and at different rates is the | sodium-potassium pump. |
| Which of the following antidepressants acts by blocking the action of monoamine oxidase (MAO)? | Phenelzine |
| The fastest nerve fibers in the body can conduct impulses up to approximately _____ meters per second. | 130 |
| The neurotransmitter(s) that inhibit(s) the conduction of pain impulses is(are): | Enkephalins |
| Serotonin is an example of a(n): | amine neurotransmitter |
| Acetylcholine is in the same class of neurotransmitters as: | none of the above |
| The only ion(s) that can diffuse across a neuron’s membrane when the neuron is at rest is (are): | Potassium |