A post-synaptic cell responds to an incoming signal by opening chloride gates. What will be the outcome? The cell will remain the same. The cell will depolarize. The cell will hyperpolarize.

Q: In an excitable cell at rest, we expect to find ______ ions effluxing out of the cell through leak…

A: The cell is said to be at resting membrane potential when the cell potential is at rest, and the…

Q: What will happen when ligand gated sodium channels open on a neuron? What will enter/exit the cell?…

A: Ligand-containing ion channels bind to neurotransmitters and are open to responding to ligand…

Q: O Axon terminal O Dendrite O Neuroglia O Target cell O Synaptic cleft

A: This shows space between two neurons.  It is known as Synaptic cleft  The correct option would be…

Q: If you inhibit the closing of sodium channels what do you predict the effect on neuronal function…

A: Action potential in neuron is the direct consequence of voltage gated sodium channel. During the…

Q: The refractory period goes from "absolute" to "relative" when:   The inactivation gate of Na+…

A: Introduction: When the stimulus strength reaches at least reach the strength of threshold, there is…

Q: Dr. Brainy decides to make a new cell that ONLY has one ion channel in its membrane. This channel is…

A: Based on the conditions, let's evaluate the potential outcomes: Membrane potential approaching 0 mV:…

Q: Which of the following is not an excitatory ligand-gated ion channel? NACHR AMPAR ASIC GABA-AR

A: Neurons send electrical signals by generating and transmitting action potentials. Neurons have…

Q: Which of the following structures could NOT be a post-synaptic cell? Group of answer choices a bone…

A: Introduction: A specific cell that carries signals and messages from and to the brain and various…

Q: You take a bite of a Fugu cake made with fresh puffer fish liver, and your lips rapidly develop a…

A: Introduction: Pufferfish poisoning can cause a constellation of symptoms including a tingling…

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

A: Ion channels are integral proteins that provide for the regulated transport of a specific ion, or…

Q: The changes in membrane potential when a neuron is transmitting information is called .....…

A:

Q: What happens to sodium channels and potassium channels during repolarization of a neuron? both…

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

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: When a neuron is a rest, the sodium ions flow through the membrane at a very low rate. Why is this?…

A: Ion channels are essential components of neurons that allow for the production and transmission of…

Q: that Causes 18 gates been opened to cause this?

A: Hyperpolarization :It is the movement of a cell membrane potential to a more negative value. When a…

Q: When a neurotransmitter binds with receptors at the membrane, it may cause sodium channels to open.…

A: The endogenous chemicals which makes neurons to communicate with each other throughout the body are…

Q: After an action potential has been initiated, there are two processes that prevent the membrane from…

A: The generation of action potential is very much important characteristics in nerve cells that is…

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: Which of the following is a voltage-gated channel?  L-type Ca2+ channel  M3  AChR  Beta 1 receptor…

A: The voltage-gated protein channels may respond to small changes in the dynamic membrane or…

Q: Jose measures membrane potential in two neighboring cells. He notices that when the membrane…

A: Membrane potential It refers to the difference in electric potential between the interior and the…

Q: A person is given a drug that blocks the voltage-gated sodium ion channels in the plasma membrane of…

A: The Acetylcholine is one of the most vital neurotransmitter in the human body, that is seen in both…

Q: During the _____ phase of an action potential, the membrane potential is more positive than the…

A: Phases of generation of action potential from resting membrane potential  Depolarisation…

Q: When a membrane channel opens, there is a reduction in the membrane_ which generates allowing ions…

A: Resistance- Here resistance is implied as movement of ions across the membrane. During…

Q: Opening voltage-gated potassium ion channels will allow potassium ions to O enter, repolarization…

A: There are various potassium channels such as voltage-gated potassium channel, calcium-activated…

Q: An influx of positive sodium ions eventually causes closing of the inactivation gates of voltage…

A: When a cell is at a resting state, generally the interior of the cell has negative charge than…

Q: Contrast chemically gated and voltage gated channels. How do their functions differ? In which…

A: Chemically gated channels are ligand receptors that open when the ligand is present, while…

Q: Draw a presynaptic and postsynaptic neuron at to demonstrate the release and acceptance of a…

A: SNARE protein play important role in release of neurotransmitter from synaptic vesicles  as they…

Q: Two scientists calculated the membrane potential of a neuron using two different equations, the…

A: The membrane potential is the difference in electrical charge between the inside and outside of a…

Q: Why does an action potential move in an all-or-nothing fashion down the length of an axon without…

A: Henry Pickering Bowditch first discussed the all or none law in 1871 in heart muscle. It means that…

Q: What is the difference between a ligand-gated channel (like H1 or the AChR) and a voltage gated…

A: Introduction Plasma membrane is the outermost covering of animal cell. It protects the cell from the…