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

Q: S9).

A: As we know The neurons communicate just with each other by propagating action potentials of it.…

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: Explain the process of Depolarisation of the membrane of a nerve fibre.

A: The action potential is the nerve signals that are produced by the neurons. These signals are…

Q: Discuss differences between neurotransmitters and neuromodulators.

A: Action potential is an electric impulse which is taken up by Dendrites , processed in cell body and…

Q: Explain how and why surface receptors on neurons arespecific for certain neurotransmitters?

A: Neurons are the functional unit of our brain and nervous system responsible for receiving sensory…

Q: Describe neuronal transmission across two neurons.

A: Introduction :- Neuronal transmission refers to the process of communication between two neurons in…

Q: Explain long-term potentiation: the steps, the role of neurotransmitters, and the ultimate result.

A: The synapses are not static whereas it's possible to make them weak or strengthen them. This is…

Q: Describe the actions of THREE different neurotransmitters..

A:

Q: . What series of events stimulates a presynaptic neuron to releaseneurotransmitters?

A: One neuron communicate with the other at junctions known as Synapses. At these points, a neurons…

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: 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: List the Possible actions of drugs on a synapse?

A: Drugs are known to elevate or reduce the effects of neurotransmitters. If a drug inhibits the…

Q: Describe the actions of the neurotransmitters

A: There are over forty neurotransmitters within the human nervous system; a number of the foremost…

Q: Explain the negative effects on a neuron when the myelin sheath is damaged or destroyed by a…

A: The nerve cells are also called neurons are the long, elongated cells of the body that comprises a…

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: 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: Explain how stimulation of a postsynaptic cell is stopped.

A: Electrical signals travel through the dendrites to trigger a nerve impulse, also known as an action…

Q: Name any four neurotransmitters and state some functional differences between them?

A: The neuron is the structural and functional unit of the nervous system. The neuron is also known as…

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: In SA nodal cells the upstroke of the action potential: A)is characterized by a substantial…

A: The sino atrial node is the pacemaker of the heart. The cells of the sea node have a particular…

Q: Explain the roles of presynaptic inhibition and of facilitation

A: Nerve cells work together in clusters to affect each other's functions. The benefit of presynaptic…

Q: Identify the changes in membrane potential associated with excitatory and inhibitory…

A: Neurons are the functional units of the brain. Neurons are cells that relay messages from neurons to…

Q: Explain the importance of neurotransmitter removal from the synaptic cleft and describe three…

A: Neurotransmitters known as the body's chemical messengers used to transmit the message between…

Q: Briefly describe, in the correct sequence, the events thatoccur in synaptic transmission.

A: The biological process y that involves the communication of the neuron across a synapse is defined…

Q: Define neurotransmitter

A: The nervous system acts through nerve impulses along the axons of the neurons and neurotransmitters…

Q: Explain the effects of neurotransmitter binding toreceptors in a chemical synapse

A: Neurotransmitters are the body's chemical messengers. The first neurotransmitter was acetylcholine.…

Q: Describe the 6 step sequence of events that occurs at the NMJ in response to a nerve Action…

A: Steps:- The sarcolemma initiates the action potential. 2)The axon terminal receives the action…

Q: The arrival of the action potential to the end of neuron causes:

A: When the action potential reaches the end of the neuron , it causes neurotransmitter containing…