How are the parallel fibers arranged relative to one another and to the Purkinje cells?

Q: What are the cells thatproduce the myelin sheath? Ofwhich substance is the myelinsheath formed?

A: Myelin is a fatty membrane which wraps around the nerve exon in a spiral fashion to serve to…

Q: What is the role of the Efferent neuron?

A: The nervous system is involved in the coordination and controlling of various activities in the…

Q: What are various types of nerves?

A: Neurons are the key units of the nervous system in an organism. It is responsible for conducting…

Q: What is conduction Aphasia?

A: Conduction aphasia is a language disorder.It is characterized by selective defect of oral repetition…

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: Are Golgi Type I neurons a type of interneuro

A: INTERNEURONS:- Found in the central nervous system. Present in the brain and spinal cord. This is…

Q: Where is SAN located and what is its location?

A: Human Heart is a four-chambered, fibro-muscular organ. There are two atria through which the heart…

Q: Which CNS neuroglia function as phagocytes?

A: The immune system protects the body against the attack from the external pathogens invading the…

Q: Are the membrane potential functions direct or indirect?

A: Cell is the smallest structural and, functional unit of life. It is simple machinery that houses all…

Q: What are the PNS neurones/ CNS efferent neurones split into?

A: Neurons can be defined as the form of a cell that plays the role in transmitting the information in…

Q: Why do Schwann cells insulate nerves?

A: Answer : researches have proven that Schwann cells in the peripheral frightened device ordinarily…

Q: Which area contains neurons that are active and then inactive in a repeating cycle?

A: Neurons (likewise called neurons or nerve cells) are the key units of the brain and nervous system,…

Q: Distinguish between oligodendrocytes and Schwann cells

A: Myelin promotes fast, efficient nerve conduction.Myelin also act as the source of plasticity in…

Q: Is THE resting membrane potential negative?

A: Answer- Membrane potential is the gradient of potential that is required to move ions passively…

Q: Why does the autonomic motor nervous system use twoneurons (preganglionic and ganglionic) in a chain…

A: The nervous system composed of the nerves and cells is responsible for transmitting signals between…

Q: How do Schwann cells and oligodendrocytes differ with respect to the number of axons they myelinate?

A: There are two types of myelinating cells present in our nervous system: Schwann cells also known as…

Q: Whats is contiguous conduction?

A: The nervous system functional unit is nerve or neuron. Neurons classified into three types based on…

Q: What are Schwann cells ? Explain the importance of these cells ?

A: The nervous system consists of the brain, spinal cord and neurons. The parts of a neuron are…

Q: If postsynaptic membrane permeability is increased, is theneuron more easily stimulated or less…

A: The permeability of a cell refers to the transportation of ions that occurs through the cell…

Q: Describe the shape of Efferent neurons/ What is its role?

A: The neuron is a cell that transmits information to other tissues, nerve cells, muscles. When a…

Q: How does the blood-brain barrier protect nervous tissue?

A: The brain is the command centre of the body and the central organ of the nervous system. The brain…

Q: What do Schwann cells and oligodendrocytes have incommon, and how do they differ?

A: Schwann cells Schwann cells are responsible for the myelination of axons in the PNS. A schwann cell…

Q: What happens to the membrane potential when a nerve cell is stimulated?

A: The human nervous system consists of billions of nerve cells and supporting cells, neuroglial cells.…

Q: Which are the peripheral components of the nervous system?

A: The nervous system is the major system that is involved in the control, regulation, and coordination…

Q: Give two similarities between the A-V nodal cells and the Purkinje fibres

A: There is a sequence of electrical events that occur inside the heart during the full contraction of…

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: What are the components of astrocytes?

A: Neuroglia, also known as glial cells refers to non-neuronal cells present in central and peripheral…

Q: What is the exact location of reticular fibres?

A: Reticular cell (fibroblast) synthesizes collagen alpha-1(III) which are used for the production of…

Q: When does the membrane gets depolarized?

A: The presence of opposing electrical charges on either side of a cell membrane is referred to as…

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: What are the main divisions of Nervous system?

A: The nervous system consists of neural tissues. Neurons, also known as nerve cells are the…

Q: What is Hyperpolarization?

A: In the ion channel, the proteins expressed by all living cells make a pathway for charged ions from…

Q: What are muscarinic receptors?

A: Receptors are chemical structures made up of proteins that collect and send signals that can be…

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: What are various types of astrocytes?

A: Astrocyte, are star shaped cell that's a kind of neuroglia found within the system in each…

Q: What are the functionaldivisions of the nervoussystem?

A: The coordination between various functions as well as behaviour happened through nervous system in…

Q: What are the distinguishing microscopic features of the different types of neurons?

A: Neurones are the structural and functional unit of the nervous system. Neuron has three essential…

Q: What is saltaTory conduction and how does it work?

A: Most axons are enclosed in a myelin sheath and are called myelinated. The myelin sheath act as an…

Q: What is Afferent neurons?

A: Neurons are the cells that are the basic units that constitute the brain and the nervous system.…

Q: Name the outer covering of nerve fibres.

A: A  nerve is the bundle of nerve fibres, either dendrites or axons surrounded by connective tissues.…

Q: What does a nerve impluse flow more rapidly in myelinated nerve fibres than in non-myelinated nerve…

A: The axons of many neurons have a segmented white insulating cover over it. This is called myelin…

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: What is a neuroglia? Give examples of neuroglia

A: Neuroglia: Cells that hold nerve cells in place and help them work the way they should. The…

Q: What is the difference between A-delta and C fibers?

A: Nociceptors are made up of different kinds of nerve fibres (axons) that have free ends. The diameter…

Q: Explain how the chemosensitive area in the medulla functions. That is, what stimulates it and how…

A: The chemosensitive area is located on the ventrolateral surface of the medulla oblongata. The…