THE HUMAN BODY

1. Excretory

1.1. kidneys

1.2. bladder

2. Locomotory

2.1. skeleton

2.2. muscles

3. Reproductory

4. Respiratory

4.1. lungs

4.2. diaphragm

4.3. nose

4.4. trachea

4.5. bronchi

4.6. bronchloles

4.7. alveoli

5. Digestive

5.1. mouth

5.2. tongue

5.3. salivatory

5.4. glands

5.5. oesophagus

5.6. stomach

5.7. liver

5.8. pancreas

5.9. large intestine

5.10. anus

6. Circulatory

6.1. heart

6.2. vessels

6.2.1. arteries

6.2.1.1. vains

6.2.1.1.1. capillaries