Khan Academy: 2757 products
Khan Academy is an organization on a mission. We're a not-for-profit with the goal of changing education for the better by providing a free world-class education for anyone anywhere.
All of the site's resources are available to anyone. It doesn't matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get …
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Health and medicine: Hypoxic vasoconstriction
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree8 minutes
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Health and medicine: What is tertiary syphilis?
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree9 minutes
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Health and medicine: Theories of language and cognition
Learn about theories of the relationship between language and cognition. By Carole Yue. Health and medicine The medical world can be a conf…
VideoFree5 minutes
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Health and medicine: Two circulations in the body
Learn the difference between the pulmonary and systemic circulatory systems in the body. Rishi is a pediatric infectious disease physician …
VideoFree12 minutes
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Health and medicine: Arterial elastance (Ea) and preload
Understand how Ea is affected by changes in preload, and in turn, how the PV loop can shift. Rishi is a pediatric infectious disease physic…
VideoFree8 minutes
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Health and medicine: Alveolar gas equation - part 1
Find out how to calculate exactly how much oxygen is deep down inside your lungs! Rishi is a pediatric infectious disease physician and wor…
VideoFree8 minutes
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Health and medicine: Type 1 and type 2 muscle fibers
Skeletal muscle fibers can be categorized into two types: slow-twitch (Type I) and fast-twitch (Type II). Type I muscle fibers are more eff…
VideoFree9 minutes
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Health and medicine: What is pertussis?
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree5 minutes
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Health and medicine: Electrical system of the heart
See where the pacemaker cells start the electrical wave of depolarization, and how it gets all the way to the ventricles of the heart. Rish…
VideoFree10 minutes
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Health and medicine: Graham's law of diffusion
Graham's law of diffusion (also known as Graham's law of effusion) states that the rate of effusion a gas is inversely proportional to the …
VideoFree9 minutes
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Health and medicine: Pulmonary hypertension treatment
Health and medicine The medical world can be a confusing place. Patients, their families, and even students entering health fields might fe…
VideoFree7 minutes
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Health and medicine: Risk factors for bipolar disorder
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree7 minutes
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Health and medicine: What is arthritis?
Visit us (http://www.khanacademy.org/science/healthcare-and-medicine) for health and medicine content or (http://www.khanacademy.org/test-p…
VideoFree9 minutes
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Health and medicine: TB epidemiology
Find out how many lives are affected by TB around the world. Rishi is a pediatric infectious disease physician and works at Khan Academy. T…
VideoFree6 minutes
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Health and medicine: Astrocytes
This video describes the structure and function of astrocytes. By Matt Jensen. Health and medicine The medical world can be a confusing pla…
VideoFree7 minutes