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11:29
YouTube
khanacademymedicine
Three types of muscle | Circulatory system physiology | NCLEX-RN | Khan Academy
Understanding the structure of a muscle cell. Created by Rishi Desai. Watch the next lesson: https://www.khanacademy.org/test-prep/nclex-rn/nclex-rn-circulatory-system/heart-muscle-contraction-ddp/v/heart-cells-up-close?utm_source=YT&utm_medium=Desc&utm_campaign=Nclex-rn Missed the previous lesson? https://www.khanacademy.org/test-prep/nclex-rn ...
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