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Q: In the figure to the left, name the 4 phases of the action potential (Note: you have to write in…

A: Hello! Since you have asked multiple questions, we will solve the first question for you. If you…

Q: An undisclosed drug (Drug A) is a drug that can block voltage-gated K+ channels when being…

A: Snake venoms that are neurotoxic mainly impact the neuromuscular junction, disrupting…

Q: If you increase the amount of neurotransmitter in the synaptic cleft, how would you expect the…

A: Neurotransmitter These are defined as the chemical messengers that carry chemical signals from one…

Q: all of the following phrases decribe the same phenomenon except for one: a. action potential b.…

A: Introduction:- The skeletal muscles support the bones to maintain posture and control voluntary…

Q: You have isolated a neurotoxin from a newly discovered snake species. When you administer the toxin…

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

Q: You are recording the resting membrane potential from a neuron placed in a petri dish. The following…

A: The correct answer to this question is option C i.e. increase concentration of K+.

Q: Imagine that scientists have just discovered a weird new marine tunicate at extreme depths of the…

A: A pacemaker is a medical device that uses electrical impulses to regulate and control the rhythm of…

Q: Which of the following is the most direct result of depolarizingthe presynaptic membrane of an axon…

A: Neurotransmitters refer to the endogenous chemicals, which enable neurotransmission. These are the…

Q: Explain how myelination of the axon results in saltatory conduction, and how this increases the…

A: Neurons are the basic umit of the nervous system and helps in control qnd coordination.

Q: Fluorescent FM dyes partition reversibly into biological membranes without penetrating through them.…

A: FM dyes are fluorescent compounds used in the examination of the process of recycling vesicles.…

Q: Suppose the time from the start of action potentials in the sensory neuron and the end of…

A: The neurons or nerve cells are the constituting as well as working entities of the brain. It has…

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

A:

Q: Using the neurons below, how can you decrease the connection strength (amplitude of EPSP) onto the…

A: Disclaimer: "Since you have asked multiple questions, according to the guidelines of Bartleby, only…

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: Which of the following glial cells provide myelin in the central nervous system?

A: The central nervous system is composed of the brain and the spinal cord. The brain is a complex…

Q: Multiple axons in the peripheral nervous system bundled together by layers of connective tissue form…

A: The nervous system is like the central control unit of the body and controls and responds to stimuli…

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

A:

Q: When expert pianists listen to familiar, well-practiced music, they imagine the finger movements,…

A: Neurons are the basic structural and working units of the nervous system. The fundamental task of…

Q: Since at any moment a neuron is likely to have thousands of neurons releasing neurotransmitters at…

A: Neurons are communication messengers. They utilize electrical impulses and chemical signals to…

Q: Sketch and label a single motor neuron.

A: The nerve cells are in charge of the transmission of the electrical signals that are processed by…

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: Describe the general structure of a neuron and explain their functions -axons, dendrites, cell body,…

A: Nervous system coordinates and controls the activities of the animals. It is responsible for…

Q: What is the benefit of having a myelin sheet for a motor neuron?

A: Nervous system is a type of body system which is involved in control and coordination. It play…

Q: Draw and label a typical motor neuron (include: dendrites, body, mitochondria, endoplasmic reticulum…

A: Neurons play a very significant role in transferring information around the body with the help of…

Q: Impact of heat on A Impact of ice on Al Impact of drug X on A Impact of drug X on B

A: Inhibitory neurons are those neurons that produce neurotransmitters to reduce the ability of…

Q: Describe how neurotransmitter binding to receptors on apostsynaptic cell causes inhibition or…

A: Neurotransmitters are chemicals responsible for the transmission of a signal or an impulse via a…

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: Neurons, particularly those in the brain, receive multiple excitatory and inhibitory signals. What…

A: Neurons are the basic functional unit. It is a specialized cell that is designed to transfer…

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: What is the function of myelin sheaths? Where are they found?

A: The nervous system is the network of neurons and nerve fibers that functions to transmit nerve…

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

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

Q: “Although originally designed as a γ-aminobutyric acid (GABA) analogue, gabapentin does not interact…

A: The quote provided discusses the pharmacological action of gabapentin, a drug originally designed as…

Q: Suppose you are provided with an isolated nerve-muscle preparation in order to study synaptic…

A: Neurons are the components of the nervous system that are responsible for the generation and…

Q: In chemical synapses, neurons communicate with other neurons or skeletal muscles via…

A: Following are the steps in the neurotransmission in chemical synapses :- 1) synthesis of…

Q: Assume a neuron is at rest and the following changes happen: Step 1: Neurotransmitter binds to an…

A: Neurotransmitters are compounds secreted from neurons at the synapse. The neurotransmitters can…

Q: E, E, Threshold of axon of postsynaptic neuron Resting potential -55 -70 E, TE, TE, TE, TE, + E, E,…

A: These figures show action potential which is a kind of change in membrane potential when the impulse…

Q: Identify and describe the composition and function of a myelinsheath

A: There are Myelinated as well as unmyelinated nerve fibers, those myelinated are covered by a myelin…

Q: What is the role of calcium in neuronal communication at the axon terminal?  What would be prevented…

A: The transmission of nerve impulse from one neuron to the next neuron occurs at the axon terminal…

Q: When an impulse arrives at the synapse, the synaptic vesicles open and release neurotransmitters…

A: The neurons are specialized cells of the human nervous system. The neurons of the nervous system…

Q: In the discussion section the authors wrote “In this study, we observed that different paradigms of…

A: Transcranial electrical stimulation (tES) is a non-invasive brain stimulation technique that uses…

Q: Identify the structure highlighted in green: Synaptic cleft Motor end plate Presynaptic membrane

A: Neuromuscular junction or NMJ can be described as a highly specialized synapse present between a…