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Welcome to my YouTube channel! In this video we are going to talk about the small intestine, a key organ in our digestive system. Find out how it works, its structure and its role in nutrient absorption. Don't miss it! 0:00 Introduction 0:21 Overview of the small intestine 1:14 Parts of the small intestine (anatomical portions) - Duodenum, Jejunum, and Ileum 2:51 Wall of the small intestine 3:08 Special structural features of the small intestine 3:43 Circular folds of the small intestine 4:17 Villi of the small intestine 5:20 Microvilli of the small intestine 6:25 Cell types in the epithelium of the small intestine 7:26 Chemical digestion in the small intestine 9:42 Absorption of substances in the small intestine 12:05 Primary function of the small intestine 12:40 Role of cellulose 13:17 Final ❤️ Become a member of this channel to enjoy benefits: / @nutrimente ❤️ AUDIBLE BIOLOGY PODCAST On Youtube: • Audible Biology On Spotify: English: https://open.spotify.com/show/4gTN8X1... On Ivoox: https://go.ivoox.com/sq/2107804 ❤️ INSTAGRAM: / nutrimente.ig ❤️ TEACHING MATERIALS STORE: https://nutrimente.empretienda.com.ar/ ❤️ PATREON: / nutrimente As a full-access subscriber, you can automatically get all the content in the store and more exclusive content for Patreon (schematic summaries, infographics, tables, and more). ❤️ Donations Cafecito https://cafecito.app/nutrimente Paypal https://www.paypal.com/donate?hosted_... If this video helped you learn or better understand this topic, or if you simply liked it, please give it a like ???????? and I invite you to subscribe to the channel to have much more information at hand, because... what you know influences your destiny. References • Curtis, H. et al. (2022). ''Biology in social context''. Eighth edition. Buenos Aires: Médica Panamericana. • Ross, MH & Pawlina, W. (2012). ''Histology''. Buenos Aires: Médica Panamericana. • Suárez, H. & Espinoza, AM (2002). ''The human organism: functions of nutrition, relationship and control'' Biology – Polymodal (Book 2) Buenos Aires: Longseller. • Tortora, G. J and Derrickson, B. (2018). ''Principles of Anatomy and Physiology''. 15th edition. Mexico City: Editorial Médica Panamericana. • Knowledge acquired during the course of my Bachelor's Degree in Biological Sciences and the Teaching of Secondary and Higher Education in Biology at the University of Buenos Aires. #biology #education #science