Articles Blog

Beta Thalassemia; Causes and Types (minor, major and intermedia)

All right welcome back, so we have been talking about anemia, microcytic anemia, now we’re talking about Thalassemia…in the last video we have talked about alpha-thalassemia (link in description). Today. We’ll talk about beta thalassemia So, Beta Thalassemia is a microcytic anemia, and again symptoms of anemia Tired and pale, pale and tired…sometimes, I have […]

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Oxygen content | Human anatomy and physiology | Health & Medicine | Khan Academy

Let’s talk about oxygen content. And I’m going to actually spell it out two ways. One is the full word oxygen content, or the full term. And I’m also going to give you the shorthand, way you might see. Sometimes it’s written this way, CaO2. And the C is the content. The little a is […]

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Hemoglobin moves O2 and CO2 | Human anatomy and physiology | Health & Medicine | Khan Academy

Let’s talk about exactly how oxygen and carbon dioxide come into and out of the lungs. So you know this is our alveolus in the lungs. This is the last little chamber of air where the lungs are going to interface with blood vessels. So this is our blood vessel down here. And oxygen is […]

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Fetal hemoglobin and hematocrit | Human anatomy and physiology | Health & Medicine | Khan Academy

So here’s a picture of mom and a little fetus. And at this point, when the fetus is still attached by the umbilical cord, everything that goes into the fetus is really originating from mom. She controls all the nutrients and all the oxygen that goes into that baby. And with oxygen in mind, there […]

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Anatomy & physiology of the circulatory system (heart)

[Osmosis sound logo] The circulatory system is also called the cardiovascular system, where cardio- refers to the heart and vascular refers to the blood vessels. So these are two key parts: the heart –which pumps blood– and the blood vessels –which carry blood to the body and return it back to the heart again. Ultimately, […]

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