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Stack #4587327
| Question | Answer |
|---|---|
| Which of the following statements about amino acid neurotransmitters is incorrect? | They are all inhibitory neurotransmitters |
| Which of the following is not one of the main chemical classes of neurotransmitters? | Triglycerides |
| Compared with the outside of the neuron, the inside has a(n) ____ charge. | negative |
| A synaptic knob would be located on a(n): | axon |
| A term commonly used as a synonym for action potential is | nerve impulse. |
| When current leaps across an insulating myelin sheath from node to node, the type of impulse conduction is called: | saltatory conduction |
| 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. |
| The only ion(s) that can diffuse across a neuron’s membrane when the neuron is at rest is (are): | potassium. |
| There are two types of synapses—the electrical synapse and the __________ synapse. | chemical |
| Serotonin is an example of a(n): | amine neurotransmitter. |
| A synapse consists of: | all of the above. |
| The fastest nerve fibers in the body can conduct an impulse that is how much faster than the slowest fibers in the body? | Almost 300 times faster |
| Acetylcholine is in the same class of neurotransmitters as: | none of the above. |
| Neurotransmitters are released in a synapse and bind to: | receptors on the postsynaptic neuron |
| Stimulus-gated channels open in response to: | sensory stimuli. |
| Which of the following antidepressants acts by blocking the action of monoamine oxidase (MAO)? | Phenelzine |
| A slight shift away from the resting membrane potentials in a specific region of the plasma membrane is called a _____ potential. | local |
| The brief period during which a local area of an axon's membrane resists re-stimulation is called the __________ period. | refractor |
| The neurotransmitter(s) that inhibit(s) the conduction of pain impulses is(are): | enkephalins |
| No impulse can be sent through a neuron: | during the absolute refractory period |
Created by:
Albi01