Digestive system

The break down of larga molecules into small ones it is called

• Absorption

• Egestion

• Ingestion

• Digestion

The pieces of food need to be broken up by teeth and by movementos of the alimentary canal:

• Mechanical digestion

• Chemical digestion

The large molecules are broken down into small by enzymes

• Mechanical digestion

• Chemical digestion

In which parts of the alimentary canal are enzymes secreted?

• Mouth

  Liver

  Stomach

• Mouth

  Pancreas

  Stomach

• Mouth

  Stomach

  Small intestine

• Mouth

  Stomach

  Large intestine

The wall of the alimentary canal contains muscles, which contract and relax. This movement is called :

• Systole

• Peristalsis

• Epiglotis

• Diastoly

Bacterias from the mouth with substances of the saliva, form a sticky film called:

• Gum

• Plaque

• Enzyme

Gum disease is when plaque infects the gums

• True

• False

The teeth , lips, and tongue help to take food into the mouth. This is called:

Which is the funcion of the pancreas?

• Secrete bile

• Secrete pancreatic juice that contains enzymes

• Secrete insulin

• Secrete saliva

Which organs secret enzymes?

• Mouth

  Stomach

  Pancreas

• Stomach

  Pancreas

  Small intestine

• Mouth

  Stomach

  Small intestine

• Mouth

  Stomach

  Liver