Fill in the blanks:
 
Tongue
Stomach
Villi
Salivary gland Large intestine Mucous
Liver Alimentary Cellulose
Oesophagus Small intestine Digestive juices
Tooth decay Taste buds Salivary amylase
Maltose Glucose Gall bladder
Holozoic nutrition Ingestion Animal nutrition
  
1. is the process of intaking food.
 
2. Acid damaging the teeth can lead to .