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digestive system b.pharm, Lecture notes of Human Physiology

about digestive system b.pharm 2nd semester

Typology: Lecture notes

2018/2019

Uploaded on 02/20/2019

boymanish5
boymanish5 🇮🇳

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@& Google Earth 2 CG @ Notsecure me ey iu) O Type here to search x '¢ m.Digestive System x (} syllabus_BPharma.pdf x + www.austincc.edu/sziser/Biol95202404/2404LecNotes/2404LNExV/m.Digestive9e205ystem.pdf The Digestive System We need food for cellular utilization: nutrients as building blocks for synthesis sugars, etc to break down for energy most food that we eat cannot be directly used by the body too large and complex to be absorbed chemical composition must be modified to be useable by cells. digestive system functions to altered the chemical and physical composition of food so that it can be absorbed and used by the body; ie Functions of Digestive System: 1. physical and chemical digestion 2. absorption . collect & eliminate nonuseable components of food Anatomy of the Digestive System organs of digestive system form essentially a long continuous tube open at both ends > alimentary canal (gastrointestinal tract) mouth pharynx desophagus>stomach> small intestine>large intestine attached to this tube are assorted accessory organs and structures that aid in the digestive processes salivary glands teeth liver gall bladder pancreas mesenteries The GI tract (digestive system) is located mainly in abdominopelvic cavity surrounded by serous membrane = visceral peritoneum this serous membrane is continuous with parietal peritoneum and extends between digestive organs as mesenteries hold organs in place, prevent tangling Haass Anatonny dt Pysiohagy: Diente Siyacon: Zona Lacan Notes, 20044 The wall of the alimentary canal consists of 4 layers: outer serosa: g is suspended from rear of soft palate blocks nasal passages when swallowing