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DEPOLARIZES DEFINITION



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Depolarizes definition

Key Terms. Action potential: a short term change in the electrical potential that travels along the cell. Depolarization: a decrease in the difference in voltage between the inside and outside of the neuron. Hyperpolarize: to increase the polarity of something, especially the polarity across a biological membrane. WebDepolarization is essential to the function of many cells, communication between cells, and the overall physiology of an organism. Action potential in a neuron, showing depolarization, in which the cell's internal charge becomes less negative (more positive), and repolarization, where the internal charge returns to a more negative value. WebMay 20,  · Depolarization is a process by which cells undergo a change in membrane potential. It is a process of shift in electric charge that results in less negative charge inside the cell. In this article, we will discuss the physiology of depolarization, ion channels that participate in this process and how different cells undergo depolarization.

Define depolarizes. Depolarizes as a verb means Third-person singular simple present indicative form of depolarize. C5a Depolarizes PMN in a Concentration- and Time-Dependent Manner. Complement C5a Alters the Membrane Potential of Neutrophils during Hemorrhagic Shock This closure depolarizes A3/4 cell membrane and stimulates insulin release through Ca+2 influx by opening voltage gated Ca+2 channels [4]. depolarize Add to list Share. Definitions of depolarize. verb. eliminate the polarization of. synonyms: depolarise. see moresee less. These ions spread out laterally inside the cell and can depolarize a neighboring patch of membrane, triggering the opening of voltage-gated sodium channels. WebC5a Depolarizes PMN in a Concentration- and Time-Dependent Manner. Complement C5a Alters the Membrane Potential of Neutrophils during Hemorrhagic Shock This closure depolarizes A3/4 cell membrane and stimulates insulin release through Ca+2 influx by opening voltage gated Ca+2 channels [4]. Left bundle branch (LBB) depolarizes the left ventricle (LV) and interventricular and their action potential is not usually divided into defined phases. WebKey Terms. Action potential: a short term change in the electrical potential that travels along the cell. Depolarization: a decrease in the difference in voltage between the inside and outside of the neuron. Hyperpolarize: to increase the polarity of something, especially the polarity across a biological membrane. Webde·po·lar·i·za·tion (dē-pō'lăr-i-zā'shŭn), 1. A relative reduction in magnitude of polarization; in nerve cells, depolarization may result from an increase in the permeability of the cell membrane to sodium ions. 2. The destruction, neutralization, or change in direction of polarity. Farlex Partner Medical Dictionary © Farlex depolarization. Webtr.v. de·po·lar·ized, de·po·lar·iz·ing, de·po·lar·iz·es. 1. To partially or completely eliminate or counteract the polarization of. 2. To demagnetize. de·po′lar·i·za′tion (-lər-ĭ-zā′shən) n. American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © by Houghton Mifflin Harcourt Publishing Company. WebC5a Depolarizes PMN in a Concentration- and Time-Dependent Manner. Complement C5a Alters the Membrane Potential of Neutrophils during Hemorrhagic Shock This closure depolarizes A3/4 cell membrane and stimulates insulin release through Ca+2 influx by opening voltage gated Ca+2 channels [4]. Webverb de· po· lar· ize (ˌ)dē-ˈpō-lə-ˌrīz depolarized; depolarizing; depolarizes transitive verb 1: to cause to become partially or wholly unpolarized 2: to prevent or remove polarization . WebKey Terms. Action potential: a short term change in the electrical potential that travels along the cell. Depolarization: a decrease in the difference in voltage between the inside and outside of the neuron. Hyperpolarize: to increase the polarity of something, especially the polarity across a biological membrane.

Sufficient current is required to initiate a voltage response in a cell membrane; if the current is insufficient to depolarize the membrane to the threshold. Key Terms. Action potential: a short term change in the electrical potential that travels along the cell. Depolarization: a decrease in the difference in voltage between the inside and outside of the neuron. Hyperpolarize: to increase the polarity of something, especially the polarity across a biological membrane. WebDepolarization is essential to the function of many cells, communication between cells, and the overall physiology of an organism. Action potential in a neuron, showing depolarization, in which the cell's internal charge becomes less negative (more positive), and repolarization, where the internal charge returns to a more negative value. WebDepolarization and hyperpolarization occur when ion channels in the membrane open or close, altering the ability of particular types of ions to enter or exit the cell. For example: The opening of channels that let positive ions flow out of the cell (or negative ions flow in) can cause hyperpolarization. tr.v. de·po·lar·ized, de·po·lar·iz·ing, de·po·lar·iz·es. 1. To partially or completely eliminate or counteract the polarization of. 2. To demagnetize. de·po′lar·i·za′tion (-lər-ĭ-zā′shən) n. American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © by Houghton Mifflin Harcourt Publishing Company. Define depolarized. depolarized synonyms, depolarized pronunciation, depolarized translation, English dictionary definition of depolarized. tr.v. the membrane potential stays close to 0 mV (i.e., depolarized relative to have the ability to spontaneously depolarize (unstable resting potential). Depolarize definition: to undergo or cause to undergo a loss of polarity or polarization | Meaning, pronunciation, translations and examples. The meaning of DEPOLARIZATION is the process of depolarizing something or the state of being depolarized. How to use depolarization in a sentence. The more the cell is depolarized, the greater is the Na+ conductance. Thus, the experiment provided support for the existence of voltage-dependent Na+ channels.

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May 20,  · Depolarization is a process by which cells undergo a change in membrane potential. It is a process of shift in electric charge that results in less negative charge inside the cell. In this article, we will discuss the physiology of depolarization, ion channels that participate in this process and how different cells undergo depolarization. By definition, the refractory period is a period of time during which a cell The axon ahead of the current depolarization has not yet depolarized and it. WebSep 15,  · Depolarization makes it possible for cells to communicate electrically, which serves a vital function in biological systems. Explore the nature of excitable cells, the process of. Depolarized communication helps in functional communication with people whom you Across Divides the Power of Definition www.kirmuvh.ru, MB. How to pronounce depolarize in English. The definition of depolarize is: eliminate the polarization. Consequently, if the cell has a small permeability to sodium, Na+ will move across the membrane and the membrane potential would be more depolarized than. WebDepolarization is essential to the function of many cells, communication between cells, and the overall physiology of an organism. Action potential in a neuron, showing depolarization, in which the cell's internal charge becomes less negative (more positive), and repolarization, where the internal charge returns to a more negative value. WebDepolarization and hyperpolarization occur when ion channels in the membrane open or close, altering the ability of particular types of ions to enter or exit the cell. For example: The opening of channels that let positive ions flow out of the cell (or negative ions flow in) can cause hyperpolarization.
WebMay 20,  · Depolarization is a process by which cells undergo a change in membrane potential. It is a process of shift in electric charge that results in less negative charge inside the cell. In this article, we will discuss the physiology of depolarization, ion channels that participate in this process and how different cells undergo depolarization. When these cells are rapidly depolarized to a threshold voltage of about mV (e.g., by an action potential in an adjacent cell), there is a rapid. de·po·lar·i·za·tion (dē-pō'lăr-i-zā'shŭn), 1. A relative reduction in magnitude of polarization; in nerve cells, depolarization may result from an increase in the permeability of the cell membrane to sodium ions. 2. The destruction, neutralization, or change in direction of polarity. Farlex Partner Medical Dictionary © Farlex depolarization. An action potential propagates along the cell membrane of an axon until it reaches the terminal button. Once the terminal button is depolarized, it releases a. As both ventricles are depolarized, from inner to outer surface, the electrical current produces What is meant by repolarization of the heart muscle? A stimulus from a sensory cell or another neuron depolarizes the target neuron the sodium channels will return to their resting state, meaning they are. The cardiac axis refers to the mean direction of the wave of ventricular on the ECG during the time that the sinoatrial node is being depolarized.
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