Find out exactly how your autonomic nervous system has a chronotropic effect (i.e. timing) that changes the delay between the contraction of the atria and the ventricles! Rishi is a pediatric infectious disease physician and works at Khan Academy. Created by Rishi Desai.
Watch the next lesson: https://www.khanacademy.org/test-prep/nclex-rn/nclex-rn-circulatory-system/nerve-regulation-of-the-heart-ddp/v/changing-the-heart-rate-chronotropic-effect?utm_source=YT&utm_medium=Desc&utm_campaign=Nclex-rn
Missed the previous lesson? https://www.khanacademy.org/test-prep/nclex-rn/nclex-rn-circulatory-system/heart-depolarization-ddp/v/new-perspective-on-the-heart?utm_source=YT&utm_medium=Desc&utm_campaign=Nclex-rn
NCLEX-RN on Khan Academy: A collection of questions from content covered on the NCLEX-RN. These questions are available under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 United States License (available at http://creativecommons.org/licenses/by-nc-sa/3.0/us/).
About Khan Academy: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We've also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.
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Tagged under: chronotropic,heart,rate,SA,node,AV,sinoatrial,atrioventricular,sodium,calcium,potassium,membrane,potential,speed,conduction,sympathetic,parasympathetic,nerve,acetylcholine,norepinephrine
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