Navdeep Singh Ranawat is teaching live on Unacademy Plus
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Kunwar Navdeep Singh Ranawat Bachelor Of Pharmacy (2007-2011) 5 years of teaching experience Faculty of Physical Geography, Science &Technology, Environment & Ecology, Daily MCQs, Crrent Affairs, Reasoning, Computer Hobbies: Reading, Debuting&Teaching Please do , Rate, Review& Recommend Enrol the Course Follow me on unacademy at unacadem https://unacademy.com/user/ navdeepsranawat-1975
Anatomy of Digestive system Presented By: Kunwar Navdeep Singh
Anatomy: Anatomy is the branch of biology concerned with the study of the structure of organisms and their parts. Anatomy is a branch of natural science which deals with the structural organization of living things.
Salivary glands: Mouth Tongue Parotid gland Sublingual gland Submandibular gland Pharynx Esophagus Liver Stomach Spleen Gallbladder Small intestine: Pancreas Duodenum Jejunum lleum rge intestine: Transverse colon Ascending colon Descending colon Cecum Sigmoid colon Appendix Rectum Anal canal Anus
Anatomy of Digestive System
Mouth: the mouth is a cavity and the first portion of the alimentary canal. It consists of 2 regions, the vestibule and the oral cavity proper. Mouth receives food and produces saliva. Its primary role as the beginning of the digestive system. e
MAAA Hard Palate Soft Palate Uvula Tongue Tonsil Vestibule of Mouth -Gingiva Mouth
Teeth The human teeth function to mechanically break down items of food by cutting and crushing them in preparation for swallowing and digesting. The roots of teeth are embedded in the maxilla (upper jaw) or the mandible (lower jaw) and are covered by gums. Teeth are made of multiple tissues of varying density and hardness. .
Types of Teeth: Humans have four types of teeth: * Incisors : cut the food (4x2 = 08) Canines: tear the food (2x2-04) . . Premolars (4x2-8) & Molars (6x2-12) Crush the food which
Tongue: The tongue is a muscular organ that forms part of the floor of the oral cavity. Chemicals that stimulate taste receptor cells are known as tastants. Once a tastant is dissolved in saliva. . It is also helpful to merge the saliva into food during chewing
Esophagus: Esophagus is also known as the food pipe or gullet (gut), is an organ in vertebrates through which food passes, aided by peristaltic contractions, from the pharynx to the stomach Esophagus is a fibromuscular tube, about 25 centimetres long in adults. During swallowing, the epiglottis tilts backwards to prevent food from going down the larynx and lungs. . The epiglottis tilts backwards to prevent food from going down the larynx and lungs.