1. Respiratory
1.1. Breathing
1.1.1. Oxygen
1.1.2. Lungs
1.2. CO2
1.2.1. Dispels
2. Skeletal
2.1. Bone structure
2.1.1. Stores minerals
2.1.2. Body
2.1.2.1. Protects
2.1.2.2. Supports
3. Muscular
3.1. Involuntary
3.1.1. Heart
3.1.2. Smooth
3.2. Voluntary
3.2.1. Push
3.2.2. Pull
3.2.3. Destinations
4. Reproductive
4.1. Sex Cells
4.1.1. Male
4.1.2. Femails
5. Digestive
5.1. Breaks down food
5.1.1. Absorbing nutrients
5.1.2. Eliminates waste
6. Cardiovascular
6.1. Pumps Blood
6.1.1. Organs
6.1.2. Tissue
6.1.3. Circulates
6.2. Vital
6.2.1. Endurance
6.2.2. Stamina
7. Immune
7.1. Body
7.1.1. Force
7.1.2. Protection
7.2. Circulatory
8. Excretory
8.1. Regulates
8.1.1. Eliminates waste
8.2. Kidneys
8.2.1. Filters blood
9. Sensory
9.1. Nerves
9.1.1. Brain
9.1.1.1. Thinking
9.1.1.2. Memory
9.1.1.3. Learning
9.1.1.4. Emotions
9.1.1.5. Co-ordinator
9.1.2. Sences
9.1.2.1. Hearing
9.1.2.2. Touch
9.1.2.3. Sight
9.1.2.4. Taste
9.1.2.5. Smell
10. Endocrine
10.1. Regulates hormones
10.1.1. Reproduction
10.1.2. Metabolism
10.1.3. Growth
10.2. Organ production
10.2.1. Kidneys
10.2.2. Heart
10.2.3. Stomache
10.2.4. Short/Long Intestines
10.2.5. Ovaries
10.2.6. Testies
10.3. Gland production
10.3.1. Hypothalamus
10.3.2. Thyroid
10.3.3. Adrenal
10.3.4. Parathyroid
10.3.5. Master Pituitary
10.3.6. Pineal