Q: O Axon terminal O Dendrite O Neuroglia O Target cell O Synaptic cleft
A: This shows space between two neurons. It is known as Synaptic cleft The correct option would be…
Q: How are the parallel fibers arranged relative to one another and to the Purkinje cells?
A: Brain is the master of the body. It is nearly three pounds in weight. It regulates the whole body.…
Q: How does the nervoussystem get information aboutthe external environment, theorgans and the tissues?
A: The nervous system of an organism is quite complex network that is responsible for coordinating…
Q: What are Glial Cells? Where are Glial Cells located?
A: Glial cells are the non-neuronal cells of the brain and Nervous System. They donot produce…
Q: Which type of neuron, based on its shape, is bestsuited for relaying information directly from one…
A: Neurons are the structural and functional unit of the brain. They involved in sensory signal…
Q: What is myelin? How does myelination differ in the CNS and PNS
A: The sensory system is the piece of a creature's body that organizes its conduct and communicates…
Q: hen a neuron opens voltage-gated Na+ channels, what happens to the membrane potential?
A: Introduction: Voltage-gated Na+ channels initiate and propagate action potentials in neurons and…
Q: What is the function of themyelin sheath? Do all axonspresent a myelin sheath?
A: The insulating covering around the nerve cell is termed as the myelin sheath. The myelin sheath is…
Q: Regeneration of a severed axon has a better chance forsuccess in the PNS than in the CNS. Why is…
A: The nervous system involved in the transmission of impulses from all parts of the body to the brain…
Q: Write a short note on neuroglea?
A: Nervous system involves highly complex part of the animal that controls and co-ordinates the actions…
Q: What is the conduction velocity of the action potentil in a myelinated axon of the nerve cell?
A: The conduction velocity is the speed in which electrochemical impulse propagates down a neural…
Q: What are afferent fibers?
A: Afferent neurons are sensory neurons that carry nerve impulses from sensory stimuli towards the CNS…
Q: How does light change the way the neurones act?
A: As lightweight reaches a neuron, its new opsin starts to figure as a gatekeeper.
Q: Whatv are neurons?
A: The network of nervous system consists of brain, spinal cord and nerves. The nervous system plays an…
Q: What are the functions of the dendrites, cell body, and axon ofa neuron?
A: neurons are the basic and fundamental unit of the nervous system. they respond to the different…
Q: Multiple sclerosis is a disease in which the immune system attacks and destroys the myelin sheath…
A: A white fatty substance is called myelin which is the protective coating of nerve cells. These…
Q: What is the mechanism bywhich the neural impulse istransmitted along the axon?
A: Communication between neurons is achieved at synapses by the process of neurotransmission. To begin…
Q: What is the functional advantage of myelination?
A: The neuron or nerve cell is the fundamental unit of the nervous system. This is divided into three…
Q: Where are afferent neurons, efferent neurons, and interneurons located in the nervous system? Are…
A: Neurons are the basic unit that consists of axons, dendrites, cyton, and telodendria for…
Q: What are some diseasescharacterized by progressiveloss of the axonal myelinsheath?
A: An abnormal condition which affects the structure or function of a part or whole body organism…
Q: How does thedepolarization of the neuronalmembrane start?
A: The alteration of action potential can result in two conditions; repolarization and depolarization.…
Q: Where are the cell bodies for the sensory neurons (first-order neurons) located?
A: A sensory neuron can be defined as the type of nerve cells which transmit sensory information from…
Q: According to the function ofthe transmitted neuralimpulse which are the types ofneurons? How…
A: Nerve impulses are the electrical signals that are transmitted along the nerve fiber. It is a way by…
Q: Are axons more likely to regrow in the peripheral nervous system or the central nervous system? Why?
A: CNS stands for Central nervous system. Here, the axons do not have the ability to spontaneously…
Q: What is the excitationthreshold of a neuron? Howdoes this threshold relate tothe “all-or-nothing”…
A: Neurons, also known as nerve cells are the fundamental unit of brain and nervous system. They are…
Q: Describe the structural and functional differences betweenthe white and gray rami communicantes. Do…
A: Neurons are the unit of the nervous system which are made up of dendrites, cell body and long…
Q: What are the three mainparts into which a neuron canbe divided? What are theirrespective functions?
A: Neurons are the basic structural and functional unit of the nervous system. They are capable of…
Q: What are the function of Glial Cells?
A: A cell can be outlined as the cytoplasmic mass that is surrounded by a lipid bilayer known as a…
Q: What are glial cells?
A: In the structural hierarchy of the living system, cells from the basic unit. The fundamental unit of…
Q: Which is the normal signof the electric charge betweenthe two sides of the neuronplasma membrane?…
A: The neurons are the specialized cells of the nervous system that help in transporting signals from a…
Q: Part 1: Color Code the Terms to the Parts: The Multipolar Neuron SOMA 1 NUCLEUS 2 NUCLEOLUS 3…
A: soma-grey NUCLEUS-PINK nucleolus-black Mitochondria-blue Golgi apparatus-orange nissl bodies-yellow…
Q: Which are the structuresthat are part of the nervoussystem?
A: Introduction Nervous system is the main controlling centre of the body which controls all voluntary…
Q: Explain the cocept of Myelin Sheath ?
A: All organisms are made of billion s of cells. All cells are like the bricks that organise to make up…
Q: When does development of neuronal myelination occur?
A: Developmental biology is the branch of biology which studies how several interrelated mechanisms…
Q: Since neurotransmittersare not consumed in thesynaptic process, what are themechanisms to reduce…
A: Neurotransmitters are a type of chemical messengers, which transmit signals across a chemical…
Q: Which is the brain regionthat receives conscioussensory information? Which isthe brain region that…
A: The brain is the part of the central nervous system that serves as the center point of the nervous…
Q: Do you know why the membrane of a neuron is polarised?
A: A neuron or nerve cell is an "electrically excitable cell" that receives an electrical impulse and…
Q: Is the neural impulsegenerated by the stimulusthat triggers the arch reflexrestricted within the…
A: Nervous system coordinates and controls the activities of the animals such as perceptions, behaviors…
Q: What is Afferent neurons?
A: Neurons are the cells that are the basic units that constitute the brain and the nervous system.…
Q: What are the functions of these neuron structures: dendrites, axon, synaptic vesicles, and…
A: A neuron is the basic unit of the nervous system that is responsible for communicating to other…
Q: What are various types of neuroglia?
A: Neuroglia cells are the specialized cells that are found in brain and spinal cord to support neurons…
Q: In chemical terms how isthe neuronal repolarizationachieved?
A: Action potential generates when the neurons want to pass the information along the body from its…
Q: Which produces the most action potentials: a prolonged threshold stimulus ora prolonged,…
A: The power of action is usually initiated by postsynaptic excitatory skills arising from the…
Q: The nervous tissue that consists of myelinated axons transmitting information throughout the central…
A: The white matter refers to the sections of the brain and spinal cord that communicate between the…
Q: Compare and contrast the neuroglial cells that form the myelin sheaths in both the CNS and the PNS?
A: Neuroglia or glial cells are the non-neuronal cells present in both the central nervous system (CNS)…
Q: What are the two mainions that participate in theelectrical impulsetransmission in neurons?
A: An action potential, likewise called a nerve impulse, is an electrical charge that moves along the…
What are the cells that
produce the myelin sheath? Of
which substance is the myelin
sheath formed?
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- Which is the normal signof the electric charge betweenthe two sides of the neuronplasma membrane? What isthe potential difference(voltage) generated betweenthese two sides? What is thatvoltage called?What is the excitationthreshold of a neuron? Howdoes this threshold relate tothe “all-or-nothing” rule of theneural transmission?What is the mechanism bywhich the neural impulse istransmitted along the axon?
- Regeneration of a severed axon has a better chance forsuccess in the PNS than in the CNS. Why is regeneration inthe CNS less likely to succeed?How is the depolarizationof the neuronal plasmamembrane generated? Howdoes the cell return to itsoriginal rest?What is a myelin sheath? What is its function/s?
- In chemical terms how isthe neuronal repolarizationachieved?Que:- Motoe lind plate diffee from neucon synape by all the followeng except:- nemon to a) Seconday ymaptic bleft . b) Toeminal button s myelinatid Presence f Aeynaptic Vesicles in teuminal beutton d) the neuroteane mittu is acetyl choline -Distinguish between the various types of glial cells, andcompare their structures and function.