Transcript
HISTOLOGYTRACTUS DIGESTIVUSBBDM PROBLEMS 5
TRACTUS DIGESTIVUS
1. Labium Oris2. Oesophagus3. Gaster4. Duodenum5. Jejunum6. Ileum7. Colon8. Rectum + Anus
Mouth/Labium Oris
Such as: Epitel, fibroelastic fiber, striated muscleThree layers:• Pars cutanea• Pars intermedia• Pars mucosa
tongueFormed by: striated muscleHas 4 papilla:• papilla filiformis• papilla fungiformis• papilla circumvalata• papilla foliata
1. Papilla Filiformis 2. Papilla Fungiformis
3. Papilla Circumvalata 4. Papilla Foliata
Oesophagus
Layers in oesophagus :1. Epitel2. Mucosa3. Sub Mucosa glandula4. Tunica Muscularis 3 layers 5. Tunica Adventitia
Oesophagus Cardia
Layers:1. Epitel2. Lamina Propria oesophagus : loose connective tissue
gaster : glandula cardiaca3. Sub Mucosa oesophagus : glandula oesophagus4. Tunica Muscularis oesophagus: smooth musle circulair & longitudinal
gaster: 3 layers smooth muscle5. Tunica Adventitia
GasterLayers in the gaster:1. Epitel columner
simplex. 2. Lamina propria
glandula cardiaca3. Submucosano
glandula4. Tunica Muscularis 3
layers of smooth muscle
5. Tunica serosa
parietal cells dan chief cells(in the lamina propria gaster fundus)
Duodenum• Epitel columner simplex with goblet• Submucosa : glandula brunner•Lamina propria : sometimes has nodulud lymphaticus
JEJUNUM• Plica circularis Kerckringi• Epitel columner simplex with
goblet in the villi• Tunica propria : Kripte Lieberkhun sel Paneth
• Submucosa : lymphonoduli• Muscularis : circulair &
longitudinal• Adventitia : serosa
DUODENUM
• Villi : high, goblet >> epitel columner simplex• Tunica propria : plaques peyeri• Submucosa : nodulus lymphaticus• Muscularis : sirculair & longitudinal (2 layers)• Tunica serosa
APPENDIX• No villies• Lamina propria : noduli lymphatici•Muscularis mucosa : imperfectly developed• Sub mucosa : thick with vasculer & neuron• Muscularis• Adventitia serosa
COLON
• Have no villi• Epitel columner simplex with goblet >>, especially in the kripte• Lamina propria : noduli lymphatici•Muscularis : 2 layers (circulair & longitudinal)Longitudinal muscularis taenia koli
RECTUM ANUS
• Transition of the mucosa transition of the epitel• Epitel :
Epitel columner simplexEpitel squamus complex non keratinEpitel squamus complex with keratin
• Glandula circum analis:o Wall = made by kuboid cells, nucleus in the middle, sitoplasma red
o Lumen = wide
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