Digestive system Complete digestive apparatus Esophagus Liver Abdominal

Digestive system

Complete digestive apparatus Esophagus Liver Abdominal aorta Stomach Gall bladder Spleen Pancreas Duodenum Colon Small intestine Rectum Ileum Appendix Upper Respiratory Tract

Exploded view of digestive apparatus (1)

Exploded view of digestive apparatus (2)

Upper Respiratory Tract Tongue Oral cavity Pharynx Nasal cavity Mandible Palate

Oral cavity Upper lip Lower lip Uvula Palatine tonsil Tongue Palate

Tongue Papillae

Taste Papillae Taste buds

Salivary glands Parotid gland Sublingual gland Submaxillary gland

Teeth Adult Child

Tooth Enamel Dentin Gum Pulp cavity Nerves and blood vessels Maxillary bone Cementum Crown Neck Root Alveolar bone

Stomach Duodenum Fundus Esophagus Body Pyloric Den Pylorus

Lymphatic system of the stomach

Stomach wall Main cell Border cell Mucous neck cell Fundus membrane

Peristalsis

Liver

Liver lobule Intralobular vein Sinusoid Kupffer cell Hepatocyte Bile canaliculus Bile duct Branch of portal vein Branch of hepatic artery

Bile secretion Bile canaliculus Sinusoid capillaries Kupffer cell Hepatocytes Reticulin fibre Red blood cell

Spleen

Pancreas Islet of Langerhans

Small intestine (1)

Small intestine (2) Circular creases with villi

Intestinal villi Arteriole Venule Mucus cell Epithelial cell Lacteal Blood circulation Lymphatic circulation Capillary system

Segmentation

Colon Rectum Sigmoid Descendant colon Transverse colon Ascending colon Caecum Appendix Anus

Rectum

Hemorrhoids Internal hemorrhoids External hemorrhoids

Stomach ulcer

Hernia Hiatal hernia Mixed hernia Paraesophageal hernia

Gastroesophageal reflux disease (GERD) Closed sphincter Open sphincter

Hepatomegaly Healthy liver Hepatomegaly

Cirrhosis of the liver

Crohn’s disease Healthy colon Crohn’s disease

Polyps Peduncular polyp Sessile polyp

Colon cancer Stage I Stage II Stage III

Biliary lithiasis Small calculi Big calculi with cholecystitis Big calculi