Ggg

2. • 1. Functions of G-i-t Organs
2. Pathophysiology of G-I-T
 Presented To ;
Dr. Sania Muneer
 Presented By ;
Muhammad Saleem 104 (B)

3. 1. Functions of g-i-t Organs
1. Mouth ;
 Ingestion of food
2. Tongue ;
 Detecting different tastes of food :
 Mixing saliva with food to form Bolus; Swallowing; Speech.
3. Teeth ;
 Masticates food into small particles
 Helps mix food with saliva

5. • 4. Pharynx ;
Prevents entry of food into respiratory system.
Passes food towards esophagus.
5. Esophagus ;
smooth passage of food.
Pushes food towards stomach.
6. Stomach ;
stores food.
Mechanical churning and chemical digestion.
Partial digestion of food.

6. 7. Sphincters ;
Regulate the passage of food.
8. Small Intestine ;
Digestion of food and absorption of nutrients.
9. Large Intestine ;
Facilities easy passage of undigested materials
by secreting mucus.
10. Rectum ;
Temporary storage of faecal matter.
11. Anus ;
Removal of undigested matter.