Respiratory System, part 2: Crash Course A&P #32
Can a paper bag really help you when you are hyperventilating? It turns out that it can. In part 2 of our look at your respiratory system Hank explains how your blood cells exchange oxygen...
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Picture this: You’re getting ready to give a big presentation in front of, like, a lot of important people. You’re practicing in front of your mirror, and then just for a second you forget how to speak. Suddenly, you feel that familiar sting of anxiety, like an icy hand on the back of your neck. You look at yourself in that mirror and you start imagining some of the worst, worst-case scenarios. Like, what if you totally lose your train of thought up there? What if you barf? What if everybody gets up and leaves? Now you’re really nervous. I’m getting freaked out just talking about it. So ou start taking quick, shallow breaths, and you’re feeling light-headed, and seeing stars, and now you, my friend, are hyperventilating. When we talk about respirat...
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Picture this: You’re getting ready to give a big presentation in front of, like, a lot of important people. You’re practicing in front of your mirror, and then just for a second you forget how to speak. Suddenly, you feel that familiar sting of anxiety, like an icy hand on the back of your neck. You look at yourself in that mirror and you start imagining some of the worst, worst-case scenarios. Like, what if you totally lose your train of thought up there? What if you barf? What if everybody gets up and leaves? Now you’re really nervous. I’m getting freaked out just talking about it. So ou start taking quick, shallow breaths, and you’re feeling light-headed, and seeing stars, and now you, my friend, are hyperventilating. When we talk about respirat...
