Briefly describe what happens to the myelin sheath and how it disrupts nerve function in patients with Multiple Sclerosis.

Q: Explain the relevance of neuroglia to the regeneration of damaged nerve fibers?

A: The nervous system is highly complex among different organ systems in animals. By transmitting…

Q: hyperkalemia has a drastic effect on the heart muscle

A: INTRODUCTION Hyperkalemia is a condition in which there is an abnormally high level of potassium in…

Q: Comparison of somatic and autonomic divisions of the peripheral nervous system Classify the…

A: Neurons (also called neurones or nerve cells) are the fundamental units of the brain and nervous…

Q: describe how myelination and axon diameter contributes to the increased speed of nerve impulse…

A: The information transmitted by neurons is named nerve impulses. Nerve impulses can roam very rapidly…

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: A general principle of physiology states that homeostasis is essential for health and survival. In…

A: The tissues and organs in the human body are made up of several different types of cells. Even…

Q: Briefly explain the generation and conduction of nerve impulse.

A: Introduction The nervous system is one such system that regulates and organises the entire body's…

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 how the speed of nerve signal conduction varies with axon diameter and the presence or…

A: Neurons send information and instructions throughout the brain and body. The information is sent via…

Q: What is the most important determiner of whether axons within a nerve/nerve root will regrow?

A: neurons are cells which form the basic unit of the nervous system . It helps in control and…

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: Please explain in a detailed paragraph explaining how Multiple Sclerosis affects neurons

A: Nervous system comprises of two types of nervous systems, that is: Central nervous system…

Q: Explain upper and lower motor neuron lesion ?

A: Introduction: According to the functional classification, neurons are classified as Autonomic…

Q: Phenytoin (sodium channel blocker) and ethosuximide (calcium channel blocker) are anti-seizure drugs…

A: Electrical signals regulate the contraction of muscle, secretion of hormones, sensation of the…

Q: I. Identify the different structures of the neuron. A H. 'F' E E = A = F = B = G = C= H = D=

A: The nervous system in the human body is responsible for controlling all the body parts through…

Q: Describe the formation of myelin sheath in 8-10 sentences, 100 words minimum.

A: The nervous system is involved in transmission of electrical impulses throughout the body. Neurons…

Q: . Discuss the function of the myelin sheath and describeits formation in the CNS and PNS.

A: The nervous system is a part of body that consists of brain, spinal cord and sensory organs along…

Q: Explain the process of regeneration in nerve fibers of the PNS, the role of Schwann cells and under…

A: Neuroregeneration is characterized by the regrowth or repair of nervous tissue and cells.…

Q: Describe the changes in the neuron membrane that occur throughout the course of an action potential.…

A: The action potential is an explosion of electrical activity that is created by a depolarizing…

Q: Describe the relationship between axons and Schwann cells in myelinated versus nonmyelinated nerve…

A: The nervous system is the system which is responsible for maintaining the coordination among all…

Q: Explain why damage to peripheral nerve fibers is often reversible, whereas damage to CNS fibers…

A: The cortex and spinal cord are the central nervous system. Many physical activities such as…

Q: use arrows to identify: Axon Schwann cell (myelin sheath) Nucleus of Schwann cell neurofibril node…

A: The structural and functional units of nervous system which are capable of sending and receiving…

Q: Explain the use acetylcholine as a neurotransmitter?

A: Acetylcholine is the first neurotransmitter identified, it is a small- molecule excitatory…

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 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: Explain the structure, function, and locations of myelin.

A: The Action Potential is the way of transporting an electrical signal from one neuron to the next. A…

Q: Describe the function of local currents in the conduction of action potentials down a myelinated…

A: The propagation of action potentials across myelinated axons from one Ranvier node to the next is…

Q: Overactivation of in the brain is thought to contribute to the progression of Alzheimer's disease.…

A: Alzheimer's is a progressive neurologic disorder. It is a type of dementia, where there is memory…

Q: Describe the relationships among myelin, the neurilemma,and nodes of Ranvier.

A: Neuron is the cell which interacts with each other through the special connections known as…

Q: Describe the movement of specific ions during thegeneration of a nerve impulse.

A: Nerve impulse: It is a signal which travels along the length of a nerve fiber and ends in the…

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: Write five points of differences between lower motor and upper motor neuron lesion.

A: Introduction: The lower motor neuron transfers the movement-inducing signal from the upper motor…

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: Mention to the function of myelin sheath.

A: The insulating covering around the nerve cell is termed as the myelin sheath. In the central nervous…