Two general types of glial cells are responsible for the myelination of axons. myelinate axons in the CNS, while myelinate axons in the PNS. O Oligodendrocytes; Astrocytes Schwann Cells; Oligodendrocytes Astrocytes; Oligodendrocytes Oligodendrocytes; Schwann Cells

Q: Oligodendrocyte Neurlemma Reset Zoom Schwann cell Basal lamina Nucleus Dendrite Endoneurium…

A: Neurons are nerve cells specialized in conducting nerve impulses in response to stimuli from the…

Q: The following figure is showing; Node Node Myelin sheath Node of Ranvier (a) Na+ ONa* Depolarization…

A: Axons are slender fibres that stretch from a neuron, or nerve cell, and are accountable for…

Q: Which of the following statements best describes the properties of a myelinated axons?     The…

A: Axons are surrounded by a multilayered protein and lipid covering, called the myelin sheath. Such…

Q: In the gray matter of the cerebral cortex, one would expect to find O Cell bodies and dendrites with…

A: The swollen part of the central nervous system (CNS) located in brainbox having cavities filled with…

Q: Draw 3 diagrams of the 3 types of neurons (bipolar, multipolar, unipolar) For unipolar, use the…

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Q: refers to the ability of neurons to produce action potentials that travel from axon hillock up…

A: Hi, Thanks For Your Question.  Answer : Correct Option Is Excitability. Excitability Is Ability Of A…

Q: Which of the following choices correctly fills in the blanks? After repolarization, the sodium ions…

A: The action potential is the process by which the signal propagates through the neurons, and this…

Q: Which statement(s) regarding ions is true when a neuron is at rest? Positively charged cations are…

A: Neurons are also known by the name nerve cells. These cells are referred to as the fundamental units…

Q: Where do fibrous astrocytic processes contact the axonal membranes in the CNS? The internode The…

A: Fibrous astrocytes are are a type of glial cells found through out the brain's white matter in the…

Q: Which of the following accurately describes neurons? (Select all that apply.) All neurons have four…

A: A typical neuron is made up of a cell body, which contains the nucleus and the surrounding…

Q: Which neuron will conduct impulses most rapidly? Neurons with large diameter unmyelinated axons…

A: Neurons are the basic building blocks of the brain and nervous system; they are the cells that…

Q: O into the spinal nerve, past the dorsal branch and into the rootlet of the chest.

A: The correct answer is "into the spinal nerve, past the dorsal branch and into the rootlet of the…

Q: What happens to sodium channels and potassium channels during repolarization of a neuron? both…

A: Action potential generates when the neurons want to pass the information along the body from its…

Q: state the functions of the following: Neuron      Cell body          Nissl bodies      Dendrites…

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

Q: Neurons always ____________________.   have myelination around the axon.   have multiple…

A: Neurons or nerve cells are the basic functional unit of nervous system. It consist of following…

Q: A nerve impulse travels faster in small myelinated fibers large myelinated fibers large unmyelinated…

A: Answer : large myelinated fibres. - at the speed of 179-268 miles per hour.

Q: When a neuron is a rest, the sodium ions flow through the membrane at a very low rate. Why is this?…

A: Ion channels are essential components of neurons that allow for the production and transmission of…

Q: View the University of Michigan WebScope (http://openstaxcollege.org/l/nervefiber) to see an…

A: A neuron is the structural and functional unit of the nervous system. It is made up of a cell body…

Q: Following administration of an opiate drug, "pain signals" are prevented from getting out of the…

A: Introduction: Opiates are a class of drugs that include natural and synthetic substances such as…

Q: What neurons belong to the CNS? sensory afferent motor efferent inter-(association)

A: Neurons are the cells that comprise the brain and nervous system. They are the essential units that…

Q: Which of the following is NOT TRUE concerning astrocytes?     They are the most abundant glial…

A: The central nervous system has three types of glial cells viz. oligodendrocytes, astrocytes, and…

Q: In the autonomic nervous system, the lower motor neurons directly innervate effector organs.…

A: The correct statement is:The lower motor neurons directly innervate effector organs.

Q: Which of the following Glial cells plays an important role in the formation of the…

A: Glial cells constitute all of the cells which support and assist nerve cells in their normal…

Q: Myelin sheath Myelin sheath gap Axolemma Neurilemma Dendrite Axon hillock 11

A: A neuron:- It is a cell that is specialized to transmit electrical and chemical signals in the…

Q: Why is saltatory conduction along a myelinated axon faster than continuous conduction along an…

A: The cell body comprises the nucleus and other cell organelles. Dendrites expand from the cell body…

Q: Which ion concentration relationship is true when a neuron is at rest? (Select all that apply) More…

A: When a neuron is not sending a signal it is at 'rest'. During the rest state, all the voltage-gated…

Q: How does myelination affect the speed of the action potential? by increasing the concentration…

A: Neurons have the ability to generate and conduct nerve impulses that is the fundamental basis of…

Q: Areas of myelinated axons create the appearance of  _______ matter, while neuron cell bodies and…

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Q: Bipolar neurons: have many axons detect touch and vibration are motor neurons are found in the head

A: The human brain alone contains over 100 billion neurons. Each neuron can have up to 10,000…

Q: Which of the following cells helps control the concentration of ions in the chemical environment…

A: Neurons are the basic structural and functional unit of nervous system. Nervous system is divided…

Q: Identify the neuron structures (1-8) 1 2 32 4 5 6 7 axon meylin axon hillock dendrite synapse Nissl…

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

Q: Which of the following is not true of glial cells?     They are more numerous than neurons.…

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Q: Correctly label the following parts of a myelinated axon. CNS PNS Oligodendrocyte Schwann cell…

A: Nervous system coordinates and controls the activities of the animals. It is responsible for…