Digestive system

mouth (oral cavity)

tongue

esophagus

liver

gallbladder

green

duodenum

jejunum

ileum

small intestine

anus

parotid gland

sublingual gland

most anteriori

submandibular gland

in the middle

pharynx

stomach

pancreas

spleen

transverse colon

descending colon

Ascending colon

cecum

sigmoid colon

rectum

appendix

anal canal

yellow

large intestine

myenteric nerve plexus

a

submucosal nerve plexus

b

glands in submucosa

c

epithelium of mucosa

d

lamina propria

e

muscular mucosae

f

submucosae

g

longitudinal muscle

h

circular muscle

i

epithelium of serosa

j

connective tissue

k

lumen

l

mucosa-associated lymphoid tissue

m

duct of gland outside alimentary canal

n

gland in mucosa

o

nerve

p

artery

q

vein

r

lymphatic vessel

s

mesentery

t

gingivae

palatine raphe

hard palate

\

soft palate

palatone tonsil

sublingual fold with openings of sublingual ducts

oral vestibule

l

lower lip

\

upper lip

superior labial frenulum

palatoglossal arch

palatopharyngeal arch

posterior wall of oropharynx

tongue

lingual frenulum

inferior labial frenulum

esophagus

red

longitudinal layer

circular layer

\

oblique layer

cardia

orange

fundus

yellow

serosa

\

body

pink

lumen

rugae of mucosa

greater curvature

pyloric antrum

pyloric canal

inside green

pyloric sphincter

\

lesser curvature

pylorus

where purple and green meet

duodenum

purple

muscle layers

a

circular folds

b

villi

c

lumen

d

enterocytes

1

lacteal

2

goblet cells

3

blood capillaries

4

mucosa associated lymphoid tissue

5

intestinal crypt

6

muscularis mucosae

7

duodenal gland

8

villus

9

enter-endocrine cells

10

venule

11

lymphatic vessel

12

submucosa

13

right colic (hepatic) flexure

transverse colon

\

super mesenteric artery

haustrum

\