DIGESTIVE

ESOPHAGUS Stratified squamous epithelium Submucosa The muscularis externa Esophageal glands.

AB E D C

A B

A B C D E

STOMACH A B C D A: Simple columnar epithelium. B: Gastric gland C: Submucosa D:Muscularis externa

A B C D

A B C

A B C

SMALL INTESTINE (DUODENUM) A B C D E A: Simple columnar with a striated border B: Mucosa or lamina propria C: Submucosa with Brunner’s glands. D: Inner circular of muscularis externa. E: Outer longitudinal of muscularis externa.

B C A D E

A B C

SMALL INTESTINE (JEJUNUM) A B C D A: Epithelium is simple columnar with striated border B: Mucosa C: Submucosa D: Muscularis externa

A B C D

SMALL INTESTINE (ILEUM) A B C D A: Simple columnar with striated border B: Mucosa. C: Submucosa D: Muscularis externa

AUERBACH’S PLEXUS A B C A: Outer longitudinal layer of muscualris externa. B: Auerbach’s nerve plexes C: Inner Circular of muscularis externa.

MEISSNER’S PLEXUS LP: Lamina Propria. MM: Muscularis mucosa SM: Submucosa. PG: Meissner’s plexes

LARGE INTESTINE A B C D E A: Simple columnar epithelium. B: Goblet cells C: Mucosa. D: Muscularis mucosa. E: Submucosa

LIVER A B C D E 9 A: Hepatic triad B: Hepatic lobule C: Gallbladder D: Hepatic sinusoids E: Von Kupffer cells

A B C

PANCREAS A B B A: Pancreatic acini B: Islets of Langerhans are endocrine structures.