Anhui Medical University Par叶3 Esophagus 1)Mucosa: stratified squamous epi lamina propria muscularis mucosa: only a layer of longitudinal arranged SM 2)Submucosa:CT esophageal gland: mucous gland
Anhui Medical University Part 3 Esophagus 1) Mucosa: stratified squamous epi lamina propria muscularis mucosa: only a layer of longitudinal arranged SM 2) Submucosa: CT esophageal gland: mucous gland
Anhui Medical University 3)Muscularis: inner circular and outer longitudinal upper portion:only skeletal muscle middle portion:mixture of skeletal and smooth muscle lower end:only smooth muscle 4)Adventitia:fibrosa Functions: Transport food from the mouth to the stomach
Anhui Medical University 3) Muscularis: inner circular and outer longitudinal upper portion: only skeletal muscle middle portion: mixture of skeletal and smooth muscle lower end: only smooth muscle 4) Adventitia: fibrosa Functions: Transport food from the mouth to the stomach
Anhui Medical University Stomach Functions: store food temporarily Oesophagus ● initial digestion Fundus absorb part of water and ion Rugae ◆Structures: Cardia Gross inspection reveals 4 Body of stomach regions: (corpus) ◆ fundus, ◆cardia, Pyloric sphincter ◆body, pylorus √Folds or rugae. Duodenum Pylorus
Anhui Medical University Stomach Functions: store food temporarily initial digestion absorb part of water and ion Structures: Gross inspection reveals 4 regions: fundus, cardia, body, pylorus Folds or rugae
Anhui Medical University ◆ The wall is composed of 4 layers: Mucosa,submucosa, muscularis adventitia. Mucosa have some special features Mucosa muscularis Body
Anhui Medical University The wall is composed of 4 layers: Mucosa, submucosa, muscularis adventitia. Mucosa have some special features . Mucosa muscularis
Anhui Medical University P Esophagus Junction of gland and base of pit Cardia Lamina propria Glands Muscularis mucosae Cardia Pyloru Pyloric canal Duodenum- Regions of the stomach and their histological Pit structure Neck Gland Gland Lamina propria Muscularis mucosae Pylorus Submucosa Body
Anhui Medical University Regions of the stomach and their histological structure