Principles of Organisation

Epidermal tissues

Human skin and waxy covering of some plants

Glandular tissues

Produces digestive juices that break down the contents.

Muscular tissues

Moves around the contents of the stomach.

Epitheliar tissues

Lines the stomach.

Large intestine

absorbs water molecules from the remaining undigested food. This allows it to produce faeces.

Glands

(e.g. pancreas and salivary glands), which produce digestive enzymes.

Small intestine

digests food and absorbs soluble (can be dissolved) food molecules

stomach

digests food