Identify the charges (positive/negative) that appear on the inside AND the outside of an axon while at resting state. Explain 2 factors that contribute to the maintenance of this resting state.

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: describe the location of neurotansmitters within an axon and explain the relationship between…

A: Neurons are composed of specialized cells and also a basic working unit of the brain that helps to…

Q: Identify and describe the events that occur after injury to aPNS axon.

A: The nervous system is a complicated organ system in the body that transmit nerve impulses between…

Q: When serotonin blocks potassium channels on the presynaptic terminal, what is the effect on…

A: Neurotransmitters are chemicals responsible for carrying a signal or an impulse via a synapse. They…

Q: Action potentials are changes in membrane potential that are localized to a small area of the plasma…

A: Answer :  Movements potential travels alongside a neuronal axon: The action capability is pushed…

Q: toxin creates pores that are permeable to Ca2+. Describe its immediate effect on the resting…

A: Action potential the action potential is defined as the rapid rise and fall in the membrane…

Q: Describe mechanisms by which synaptic transmission is rapidly stopped. Why is it important that…

A: The termination of neurotransmitters can occur in three ways: reuptake, enzymatic breakdown in the…

Q: Describe three mechanisms that stop synaptic transmission.

A: Synaptic transmission enables neurons to interact with any sort of cell, provided that a given…

Q: Name the major parts of an axon.

A: A long, slender projection of a neuron or a nerve cell is referred to as an axon. It is involved in…

Q: When proteins are needed in the presynaptic terminal, they must be made in the neurosoma, which is…

A: The protein synthesized machinery the ribosomes etc are located in the cell body or neurosoma thus…

Q: Which type of channels are found more prominently at the axon initial complex? Which ones found in…

A: Neurons also known as nerve cells, send and receive signals from brain.The nerve cell consists of…

Q: Describe how gating of Na+ and K+ in the axon membrane results in the production of an action…

A: In reaction to stimuli, the axon membrane permeability to K+ and Na+ depends on the opening of gated…

Q: saltatory conduction.

A: Saltatory conduction occurs widely in the myelinated nerve fibers of vertebrates. It involves the…

Q: Name the different kinds of glial cells that are responsiblefor the following functions: production…

A: Neuroglia is also called glia or glial cells. Neuroglia is any of several forms of cells that mainly…

Q: Explain the structure of the axon.

A: Neurons or nerve cells are the basic structural and functional unit of the brain. Brain tissue…

Q: Describe the molecular machinery required for neurotransmitter release at the synapse

A: The central nervous system (CNS) communicates with the different parts of the body by means of…

Q: List the steps involved in transmitting activity across a chemical synapse from one neuron to…

A: The nerve cell consists of a dendrite which are branched extensions that help in receiving the…

Q: A neurotoxin was delivered to a patient that prevented sodium channels from opening at the axon…

A: Action potential is just rise and fall of membrane potential which generates signals to various…

Q: Name and discuss the function of 2 common neurotransmitters.

A: The neurotransmitter is a type of chemical messengers that send signals across a chemical synapse,…

Q: Describe the distribution of voltage gated ion channels in the nodes of Ranvier-vs-trigger zone/axon

A: Voltage gated ion channels are multi-subunit protein complexes that respond to changes in membrane…

Q: Explain what will happen in an axon undergoing an action potential but which  is unable to utilize…

A: The action potential of a neuron causes the depolarization of its membrane. The resting potential of…

Q: Describe the conditions under which axons can regenerate

A: Axons, also called as nerve fiber is the main part of the body of a neuron that carries nerve…

Q: Describe how neurotransmission occurs across a chemical synapse, using acetylcholine as an example.

A: Synapses are terminals or junctions through which neurons pass signals to target cells or other…

Q: At the membrane of an axón, the action potential is -60 mV for K+ ions. Calculate the external and…

A: In the question we are given with action potential of the axon= -60 mV for K+ ions. We can determine…

Q: starting with an axon that is maintaining a resting potential, describe the sequence of events that…

A: Answer: AXON = It is the part of the neuron , which is long, slender in structure , which conducts…

Q: A damaged axon in the PNS may be able to regenerate only if the cell body is intact. why do you…

A: A neuron comprises many dendrites and each of them has one axon, which is also known as the nerve…

Q: Explain why conduction at synapses is always one-way.

A: Introduction: The structure of nerve cell is:

Q: shortly explain why exactly does hyperpolarization in inhibitory synapses stop action potentials…

A: Neurotransmitter, likewise called neuronal intersection, the site of transmission of nerve impulses…

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: what happens to the conduction velocity of an axon that is isometrically twice as  big as another…

A: Axons can emanate from dendrites known as axon-carrying dendrites in some animals. No neuron ever…

Q: di

A: Synaptic plasticity serves as an essential mechanism of neuronal networks being linked to diverse…

Q: Concerning neurons, DESCRIBE how local anaesthetics prevent the propagation of an Action Potential.

A: Neurons- They are also called the nerve cells and are responsible for sending and receiving signals…

Q: With respect to the three structural types of neurons (unipolar, bipolar & multipolar): State which…

A: The neurons are basic working units of the brain. They are specialized cells within the nervous…

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: 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: Name a neurotransmitter stored at the terminal end of the axon.

A: The nervous system of an organism is quite complex network that is responsible for coordinating…

Q: What type of polarizing event will occur?and What happen at the axon hillock?

A: Introduction  Information is transmitted via neurons. They communicate between various brain regions…

Cancer Therapy