3.05 - March 2021 - LL - Post Quiz
Quiz by Tiffany Hoch
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6 questions
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- Q1A neuron is damaged in a way that doesn't allow its potassium ion gates to open. Which of the following would be directly affected?Reaching the thresholdReceiving a stimulusRepolarizationDepolarization30s
- Q2A neuron is damaged in a way that doesn't allow its sodium ion gates to open. Which of the following would be directly affected?DepolarizationRepolarizationReceiving a stimulusReaching the resting potential30s
- Q3What part of the neuron is indicated by #1?DendriteCell BodyNode of RanvierAxon30s
- Q4What part of the neuron is indicated by #4?DendriteCell BodyAxonAxon Terminus30s
- Q5Without a refractory period, neurons would not be able to fire again.TrueFalse30s
- Q6Threshold potential is when:The axon terminus has released the neurotransmitter across the synapse.The dendrite of the neuron has been stimulated enough to trigger an action potentialThe cell body has repolarized enough to trigger an action potentialOnly necessary for antidepressant medications. It is not needed for an action potential to occur.30s
