The Digestive System: 速成課程生物學 #28
Hank takes us through the bowels of the human digestive system and explains why it’s all about surface area.
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Table of Contents
1) Surface Area to the Max! 3:21
2) Mouth to Esophagus 5:23
3) Stomach 6:38
4) Small Intestine 7:55
5) Large Intestine 9:44
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Campbell Biology, 9th ed.
http://www.sciencedaily.com/releases/2007/10/071008102334.htm
crash course, 生物學, anatomy, digestive system, 動物, 發展, digestive tract, nervous system, vertebrate, micro-ecology, microorganism, human, omnivore, acid, enzyme, surface area, mouth, 牙齒, saliva, nutrient, intestine, salivary amylase, swallow, mastication, pharynx, esophagus, stomach, epiglottis, bolus, peristalsis, rugae, gastric juice, pepsin, chyme, duodenum, absorb, secrete, villi, gall bladder, liver, bile, emulsify, fatty acid, cecum, appendix, poop, anal, sphincter Support CrashCourse on Patreon: https://速成課程是使用 Adobe Creative Cloud 製作的