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Is myelin sheath responsible for polarization?
Yes, myelin sheath plays a crucial role in facilitating the polarization of nerve cells. It acts as an insulating layer around the axons of neurons, allowing for faster and more efficient propagation of electrical signals. This helps in maintaining the polarization of the cell membrane and ensures proper communication between neurons.
What molecules cause polarization and depolarization?
In excitable cells such as neurons and muscle cells, the movement of ions across the cell membrane causes polarization and depolarization. Specifically, during polarization, the cell interior becomes more negative due to the influx of potassium ions. In contrast, depolarization involves the influx of sodium ions, leading to a reversal of the membrane potential towards a more positive charge.
What is the major intracellular ion in polarization?
The major intracellular ion involved in polarization is potassium (K+). During the resting state of a cell, potassium ions are more concentrated inside the cell compared to the outside, contributing to the negative charge inside the cell relative to the outside. This difference in ion concentration is crucial for maintaining the resting membrane potential and is essential for the proper functioning of nerve and muscle cells during action potentials.
What are the disadvantages of radial polarization in optics?
Some disadvantages of radial polarization in optics include limited depth of focus, reduced transverse resolution, and increased sensitivity to aberrations. Additionally, radial polarization can be more challenging to generate and manipulate compared to other polarization states.
Who discovered polarization of light?
The polarization of light was discovered by Étienne-Louis Malus in 1808. He observed that light waves could be oriented in a particular direction, which is known as polarization.
What is polarization is simple cell?
i think is the effect caused by the collection of hydrogen babblies around anode
Are positive and neagative terminls of a cell produced by polarization of the cell?
DayKota Stevenson.
Where can you find solved problems about polarization?
Use the internetVery simple
What are the types of polarization?
electronic polarization ionic or atomic polarization orientation or dipole polarization space charge polarization
What are the similarities between concentration polarization and kinetic polarization?
Concentration polarization is a condition in which the current in a electrochemical cell is limited by the rate at which reactants are brought to or removed from the surface of on or both electrodes. Kinetic is a condition which the current is limited by the rate at which electrons are transferred between the electrode surfaces and the reactant in solution. ref: fundamentals of analytical chemistry chapter 22.
What does a simple plant cell and a simple animal cell have the same?
It has a nucleus, cytoplasm and cell membrane.
Is myelin sheath responsible for polarization?
Yes, myelin sheath plays a crucial role in facilitating the polarization of nerve cells. It acts as an insulating layer around the axons of neurons, allowing for faster and more efficient propagation of electrical signals. This helps in maintaining the polarization of the cell membrane and ensures proper communication between neurons.
What is activation polarization?
activation polarization is a polarization due to charge transfer kinetics of the electrochemical process involved.
Polarization is a property of?
Polarization is a property of transverse waves.
What molecules cause polarization and depolarization?
In excitable cells such as neurons and muscle cells, the movement of ions across the cell membrane causes polarization and depolarization. Specifically, during polarization, the cell interior becomes more negative due to the influx of potassium ions. In contrast, depolarization involves the influx of sodium ions, leading to a reversal of the membrane potential towards a more positive charge.
Define the term depolarization?
Depolarization is a term used in biology. It is the change in or loss of polarity or polarization in a cell by removing some of the negative charges.
What has the author Howard Ruthven Hugill written?
Howard Ruthven Hugill has written: 'Effect of varying current and concentration on polarization in a lead cell'
