At the end of the action potential, the cell will regain resting conditions of ions inside the cell. Will this process be activeor passive? Explain your answer.

Q: a cell with the following ion concentrations had a resting membrane potential of -40mV which of the…

A: Cell membrane is selectively permeable to some specific ions.

Q: Draw a sketch of a graph showing a complex AHP consisting of a first component AHP, an ADP, and a…

A: AHP is the afterhyperpolarization while ADP is afterdepolarization. In AHP the membrane potential…

Q: Dr. Brainy creates a nerve cell that is only permeable to Caesium ions (Cs+1) at rest. She measures…

A: Option a: This option is incorrect because This value signifies that there's no driving force for…

Q: Which of the following occurs immediately after the peak of an action potential? The membrane…

A: Change in electrical potential related with the impulse entry along the membrane of a muscle cell or…

Q: During the _____ phase of an action potential, both gates of the voltage regulated sodium channels…

A: The action potential (AP) is generated by the neurons and the muscle cells. The AP is comprised of…

Q: Which of the following is one major difference? [Choose ] Only action potentials cause…

A: There is difference in the concentration of ions inside and outside the each cell of body and this…

Q: Which is TRUE about neuronal membrane electrical and concentration gradients at the peak of the…

A: An action potential is sudden and transient changes in the voltage across a biological membrane. It…

Q: What happens to Na+ when a neuron is stimulated on its dendrite? Why does the movement of Na+ raise…

A: When different ions cross the neuron membrane action potentials is  induced. A stimulus first…

Q: - In terms of Na and K ion gradient /movement - what causes the action potential (positive charge…

A: The Na+ K+ ion gradient refers to the concentration difference of sodium (Na+) and potassium (K+)…

Q: The above repolarization of a neuron will result in which of the following ionic currents? a…

A: Action potential generates when the neurons want to pass the information along the body from its…

Q: How does the Na+/K+ pump contribute to the development of a membrane potential?

A: Na+/K+ pump or Sodium-Potassium pump is an enzyme present in cell membrane of all animals.Its role…

Q: What happens to the membrane potential inside and outside of the cell when K+ channels are open?

A: Potassium Channels are actually membrane proteins that allows  K+ ions to come in across the cell…

Q: Explain why the inside of the membrane changes form a jet negative charge to a positive charge at…

A: Whenever a nerve impulse is communicates from a cell body, the sodium directs the cell membrane open…

Q: Which of the following BEST explains the inside negative potential in resting neurons? sodium flows…

A: This explanation is accurate because, in resting neurons, the membrane is primarily permeable to…

Q: A post-synaptic cell responds to an incoming signal by opening chloride gates. What will be the…

A: The synapses are the neuronal connections in the nervous system. The synaptic junction allows the…

Q: At the peak of an action potential, would the relative permeability of Na be higher than K? Which…

A: Generation of nerve impulse in nerve  fibres depends upon distribution of sodium and potassium in…

Q: The interior of a neuron's plasma membrane at resting membrane potential will have a positive charge…

A: Membrane potential is also more commonly known as membrane voltage or transmembrane potential. It is…

Q: Describe the sequence of activation of ion channels leading to action potential propagation.

A: The action potential is produced in a nerve or muscle when it is stimulated. It is the method of…

Q: If the equilibrium potential for K+ is -90mV, and the charge inside the cell is -70mV, which…

A: Membrane potential is the difference in internal and external electric potential of a cell. This…

Q: Describe the “all-or-none” principle of action potentials. Does the restoration of a resting…

A: In human physiology, the phenomena of action potential refers to the rapid changes in the membrane…

Q: The resting membrane potential in neurons is described as an electrochemical gradient. You have…

A: Resting membrane potential (RMP) is defined ss the potential inside the cell when the cell is in…

Q: describe what the resting membrane potential of a cell is. What is the resting membrane potential of…

A: Resting membrane potential occurs because of changes in permeability of membrane for…

Q: Upon reaching electrical threshold, which of the following ion channels will open? Leak K+…

A: Neurons or nerve cells are the units of the nervous system. The parts of a neuron are dendrites,…

Q: You find a neuron whose resting potential is -90mV. Which of the following are likely to be true?

A: Neurons are structural and functional units of the nervous system. They are originated from…

Q: Select one: O A. hyperpolarizing phase; K channels open B. hyperpolarizing phase: Na channels open…

A: The action potential is the change in the electric potential across the plasma membrane.

Q: Describe the flow of ions in these cells in action potentials - skeletal muscle - neuron

A: The nervous system establishes its function by means of neurons or nerve cells that aid in the…