Lecture 8 Digestive System 2 PDF

‫كلية طب الفم‬ ‫واألسنان‬ ‫رؤية الكلية‬ ‫تتطلع الكلية أن تكون في مصاف المؤسسات التعليمية المعترف بها إقليمي ًا‬ ‫وعالمي ًا من خالل ب رامج تعليمي ة متط ورة وأبح اث تطبيقي ة م...

‫كلية طب الفم‬ ‫واألسنان‬ ‫رؤية الكلية‬ ‫تتطلع الكلية أن تكون في مصاف المؤسسات التعليمية المعترف بها إقليمي ًا‬ ‫وعالمي ًا من خالل ب رامج تعليمي ة متط ورة وأبح اث تطبيقي ة مبتك رة وتنمي ة‬ ‫مجتمعية مستدامة‪.‬‬ ‫‪The Faculty aspires to be a recognized educational institution, regionally and internationally, by‬‬ ‫‪providing advanced educational programs, innovative applied research, and sustainable community‬‬ ‫‪development.‬‬ ‫رسالة الكلية‬ ‫إع داد ط بيب أس نان مل تزم ب القيم االنس انية واألخالق المهني ة‪ ،‬ذو كف اءة‬ ‫معرفي ة وتطبيقي ة من خالل ب رامج تعليمي ة متط ورة تتواف ق م ع االحتياج ات‬ ‫الفعلي ة لس وق العم ل المحلي والع المي‪.‬كم ا تل تزم الكلي ة بإع داد بح وث‬ ‫تطبيقي ة متوافق ة م ع االس تراتيجيات القومي ة وك ذلك تق ديم خدم ة مجتمعي ة‬ ‫مستدامة وفقًا لمعايير الجودة العالمية‪.‬‬ ‫‪The mission is to prepare knowledgeable and well-trained dentists committed to human values and‬‬ ‫‪professional ethics, by developing advanced educational programs that correspond to the actual needs‬‬  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Digestive System 2 Prof. Iman Abdel Aal  ‫الفم‬ ‫طب الفم‬ ‫كليةطب‬ ‫كلية‬ ‫واألسنان‬ ‫واألسنان‬ General Anatomy GDN131 Student learning outcomes (SLOS)  Describe the digestive system, mouth cavity, pharynx, esophagus, stomach, small intestine, large intestine and salivary glands.  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Salivary Glands  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Salivary Glands Parotid gland Sublingual gland Submandibular gland  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Parotid Gland  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Parotid Gland  The largest one.  It lies between ramus of the mandible and Mastoid mastoid process process.  It lies below Ramus the auricle. mandible  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Parotid Gland  It opens into the vestibule of the mouth opposite the Upper 2nd molar tooth.  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Parotid Gland Parotid Duct  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Submandibular Gland  It is half the size of the parotid.  It lies below the mandible. Submandibular  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Submandibular Gland  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Submandibular Gland  Its duct opens into the floor of Duct the mouth, below the tongue close Middle line to the middle line. Opening of Duct  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Sublingual Gland  It is the smallest gland.  It lies below the tongue beneath the mucous membrane of the mouth Sublingual floor.  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Sublingual Gland  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Sublingual Gland  Its duct opens into the floor of the mouth by small ducts (10-20)  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Sublingual Gland  ‫الفم‬ ‫طب الفم‬ ‫كليةطب‬ ‫كلية‬ ‫واألسنان‬ ‫واألسنان‬ ‫‪General Anatomy GDN131‬‬ ‫‪Quiz‬‬  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Liver  ‫كلية طب الفم‬ ‫واألسنان‬ The Liver General Anatomy GDN131  ‫كلية طب الفم‬ ‫واألسنان‬ The Liver General Anatomy GDN131  The largest organ of the body (about 1.5 kg).  It lies below the diaphragm mainly in the right upper part of the abdominal cavity.  ‫كلية طب الفم‬ ‫واألسنان‬ The Liver General Anatomy GDN131  It is formed Caudate lobe of large right lobe and small left lobe as well as two small Left lobes on the back of the lobe Right liver lobe (caudate and quadrate). Quadrate lobe  ‫كلية طب الفم‬ ‫واألسنان‬ The Liver General Anatomy GDN131 - It has a slit on the inferior surface through which structures enter and leave the liver e.g. portal vein, hepatic artery and hepatic ducts. Hepatic artery Portal vein Hepatic duct Gall bladder  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Biliary System  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Biliary System  Gall bladder:  Pear shaped sac on the undersurface of the liver.  It consists of a fundus, body and neck.  It stores and concentrates the bile secreted by the liver.  When fatty food reaches the duodenum it releases the bile through the cystic duct.  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 Cystic duct e c k N ody B dus Fun  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Biliary System  Cystic duct:  It drains the gall bladder and joins the common hepatic duct to form the common bile duct.  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Biliary System  Common hepatic duct:  Right and left hepatic ducts from right and left lobes of the liver unite together to form  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Biliary System  Common bile duct:  It is formed by the union of cystic duct and common hepatic duct. It opens in the second part of the duodenum together with the main pancreatic duct.  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 Right hepatic duct Ga ll b Left hepatic duct l ad de r Cystic duct Common Hepatic duct Hepatic Common bile duct artery Portal vein  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 RT hepatic Left hepatic duct Cystic Common hepatic duct duct Common duct bile duct Main pancreatic Duodenum duct )2nd part(  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Pancreas  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 The Pancreas  It is formed of: A. Head: lies in the concavity of the duodenum. B. Neck and body: extend to the left behind the stomach. C. Tail: ends at the spleen.  It is a mixed gland: exocrine (pancreatic juice) and endocrine  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 Spleen Ta il ody B e ad H Duodenum Neck  ‫كلية طب الفم‬ ‫واألسنان‬ ‫‪General Anatomy GDN131‬‬  ‫الفم‬ ‫طب الفم‬ ‫كليةطب‬ ‫كلية‬ ‫واألسنان‬ ‫واألسنان‬ General Anatomy GDN131 Sum up  Definition  Parts: o Digestive tube (alimentary canal): (9 meters)  Mouth cavity  Pharynx  Oesophagus  Stomach  Intestine (small and large) o Digestive organs (glands):  Salivary glands  Liver and biliary System  Pancreas  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 Formative Assessment  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 Where does the parotid gland lie? a. Below the ear auricle b. In the floor of the mouth c. Below the mandible d. Below the tongue  ‫كلية طب الفم‬ ‫واألسنان‬ General Anatomy GDN131 Thank you