أستاذ المادة: حسناء سعيد الموسوي
المادة: biology lab 1
الملف: ملف bio_lab_1.pptx

Digestive system

Mouth :Mechanical digestion = chewing and Chemical digestion = enzymes found in saliva

Pharynx (throat)

Epiglottis: Small flap that closes over the opening of the respiratory system when swallowing, preventing food from entering the airway.

Esophagus : Muscular tube connecting the mouth to the stomach

Liver :Produces bile, a substance that helps break down fats

Gall Bladder: Stores bile produced by the liver

Stomach :Muscular pouch like organ where involuntary muscular  churning and chemical digestion occurs