Nutrition and digestive system 1

Substance in our food that gives us energy or materials needed for growth and development.

• Food

• Nutrient

• Molecules

• Water

Voluntary act that involves the intake of solid or liquid food.

• Digestion

• Excretion

• Ingestion

• Egestion

Getting rid of undigested/unwanted food

• Digestion

• Excretion

• Ingestion

• Egestion

Elimination of waste products that arise as a result of metabolic activity.

• Digestion

• Excretion

• Ingestion

• Egestion

Break down of large molecules into small molecules so they can be absorbed into the blood.

• Digestion

• Excretion

• Ingestion

• Egestion

Organim that feed on the flesh of dead animals.

• Humans

• Deer

• Vulture

• Bear

Expulstion of material from the pharynx, or esophagus, usually characterized by the presence of undigested food or blood.

• Defecation

• Dejection

• Excretion

• Regurgitation

Digestion using enzymes

• Egestion

• Chemical process

• Mechanical process

• Ingestion

Removal of liquid feces through the cloaca.

• Defecation

• Regurgitation

• Dejection

• Excretion

Breakdown of food outside of the cells but inside compartiments that are continous with the outside of the animal's body.

• Intracellular

• Incomplete

• Mixed

• Extracellular