Which of the following statements does NOT correctly describe the repolarization of a neuron? a. The potassium channels are slower to open, allowing the potassium ions to leave after depolarization. b. The potassium ions leave the cell, thereby returning the neuron to its resting potential. c. The neuron becomes more polarized and more negatively charged than its original resting membrane potential. d. The sodium and potassium channels open, allowing the positive ions to move out of the cell.

Q: Which of the following statements about membrane ion channels is incorrect? a. mechanically gated…

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A: B and C

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Q: Action potentials are normally initiated at the axon hillock because a. there is a particularly high…

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Q: Choose the item in column 2 that best matches each item in column 1…

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Q: Which of the following choices correctly fills in the blanks? After repolarization, the sodium ions…

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Q: Schwann cells are a type of glial cell found in the nervous system. In addition to the conduction of…

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Q: Which of the following primarily reflects the opening of voltage-gated Na* channels? A. The resting…

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Q: Which of the following insulates and protects a neuron’s axon, as well as helps speed along…

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Q: Voltage-gated Na+ channels are.... (select all that apply).  Group of answer choices: A. Opened by…

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Q: During repolarization a  potassium ions (K* ) flow into the neuron. b  potassium ions (K* ) flow…

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Q: gradient is responsible for both the resting membrane potential and the action potential in the…

A: resting  neuron has a certai. voltage across its membrane called the resting membrane potential.

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Q: In a neuron, which of the following types of transport occur passively through channel proteins?…

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Q: Which of the following is a correct statement of the all-or-none principle? Select one: U a. A…

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Q: Use what you know about the physiology of neurons to answer the following questions. Treat questions…

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Q: Make an illustration that discusses the Polarized state (mV inside the neuron, ions present/abundant…

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Q: 2) Draw a typical neuron and the relative ion concentrations (high or low) for Na+ and K+ inside and…

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Q: At a chemical synapse, an action potential triggers an influx of Ca2+ which . Select one: O A.…

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Q: Which of the following statements regarding polarized membranes is incorrect? a. There is a…

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Q: What membrane protein of the neuron is responsible for briefly increasing the Na+ permeability of…

A: Ans:- the option is (c)-the voltage gated sodium chennel.

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Q: Temporal summation of excitatory inputs onto a neuron (we will refer to that neuron as Neuron A)…

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