Answer the following questions in regards to voltage-gated channels in the neuron: a. What is the stimulus that opens/closes these channels? b. Where on the neuron will you find these channels?

Q: If a pre-synaptic cell releases a large amount of excitatory neurotransmitter into the synaptic…

A: Neurons are excitable cells that are specialized to carry electrical signals, often across long…

Q: A neuron with a resting membrane potential of -75 mV receives multiple inputs giving rise to the…

A: The action potential is a condition of a nerve impulse or electrical activity when there is a…

Q: The neuromuscular junction is similar to synapses in the central nervous system in that: (SELECT ALL…

A: The neuromuscular junction is a specialized synapse that connects a motor neuron to a muscle fiber.…

Q: Draw a typical action potential (correctly label axis) and explain in words the roles of ion…

A: An action potential (AP) occurs when the membrane potential of a particular cell position rises…

Q: Explain two possible reasons for neuron 2 not firing.

A: An action potential happens when the voltage or membrane potential of the cellular membrane, rapidly…

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A: The presynaptic and post synaptic neuron are the two interconnected neuron which can communicate…

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

A: The action potential is the process by which the signal propagates through the neurons, and this…

Q: Draw a chain of two neurons that synapse on one another in sequence. Label the presynaptic and…

A: Neurons are specialized cells responsible for transmitting information throughout the nervous…

Q: Sodium, chloride, and potassium ions are involved in setting up voltages across neuronal membranes.…

A: The voltage difference between an intracellular space and the extracellular space is known as a…

Q: n Neurology, please explain the relationship between suprathreshold depolarization and induced…

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Q: Why does neuronal function require the voltage-gated K+ channels to open more slowly than the…

A: Voltage-gated channels are specialized proteins that are essential for the generation and…

Q: Which of the following is true regarding the difference between graded and action potentials? a.)…

A: Action potentials activate neural circuits, which can either promote or inhibit particular bodily…

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.

Q: If an excitatory neurotransmitter binds to the post-synaptic neuron, what type of an event will that…

A:

Q: Identify the stages involved during the changes in membrane potential of the neuron represented in…

A: Nervous system is an important system which helps in maintaining the homeostasis of the human body.…

Q: Is an action potential more or less likely when the consumption of the Fugu toxin and is stimulated…

A: An action potential is a rapid and brief electrical signal that is generated by nerve cells, or…

Q: A stimulus is detected by a sensory receptor in a specialized epithelial cell. How does it pass…

A: Sensory receptors are specialized cells that convert a specific form of environmental stimuli into…

Q: Multi-cell recordings from the human motor cortex can be used to guide a robotic arm. Discuss BCI…

A: The paralysed woman controls her arms mentally. Need to discuss how she controls and what…

Q: Local anesthetic is often used in dentistry to lessen the sensation of pain during dental…

A: When membrane is in resting condition, it is only permeable to potassium ions and nearly impermeable…

Q: a)Explain how the presynaptic cell "knows" when to release its neurotransmitter into the synaptic…

A: Neurotransmitters are often referred to as the body’s chemical messengers. They are the molecules…

Q: The Structure of the acetylcholine receptor is shown below:   D. Briefly indicate what the role of…

A: Acetylcholine is a neurotransmitter at various synapses, nerves, and at the motor endplate of…

Q: Arrange the events that occur during synapti correct sequence. Use the diagram on the right as a…

A:

Q: ou observe that a neuron treated with a metabolic inhibitor which prevents ATP generation still can…

A: Neurons are the basic unit of the nervous system. The lipid bilayer is selectively permeable and is…

Q: You generate action potentials in a neuron bathed in solution in a petri dish by applying a…

A: An action potential is a rapid sequence of changes in the voltage across a membrane. This action…

Q: Indicate which gate is responsible for halting the rising phase of the action potential.  1- Na+…

A: Action potentials are the electrical impulses that are responsible for transmitting information…

Q: What are THREE major functional characteristics of the voltage-gate Na+-channels and how do these…

A: Voltage gated sodium Ion channels are integral membrane proteins, present in the cell membrane of…

Q: An action potential at a given stretch of a neuron's axon does not re-stimulate the neighboring…

A: Action potential It is defined as the rapid rise and subsequent fall in membrane potential across a…

Q: Muscle Contraction In an experiment, the strength of a neural stimulus and the resulting muscle…

A: In the physiology of the nervous system, neurons need to be stimulated in order to conduct impulses…

Q: What effect would you expect an antagonist that targets the voltage sensing domain of perisynaptic…

A: Introduction  A neuron is a specialized cell that is the fundamental unit of the nervous system. It…

Q: Ethosuximide is a drug used to treat epilepsy, particularly absence seizures. It blocks ion channels…

A: Ethosuximide is the drug that is used to control the seizure. It helps to control the absence of…

Q: Which of the following would occur if you were measuring the voltage of a motor neuron that was…

A: They are regulated by inhibitory neurotransmitters such as glutamate and GABA. They prevent an…

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

A: Temporal summation is a process by which the postsynaptic potential of a neuron is integrated…

Q: Describe the resting potential for neurons. How is this potential established? Describe the…

A: A neuron or a nerve cell is the structural and functional unit of the nervous system. They are…

Q: neurology, Will abolishing extracellular calcium concentration prevent electrical neuro transmission…

A: When the action potential reaches the nerve terminal, it activates voltage-dependent calcium…