Vital functions
Reproduction

Nutrition
Digestive System
Respiratory System
Excretory System
Circulatory System

Interaction
Nervous System
Peripheral N S
Central N S
5 senses
hearing
smell
touch
sight
taste
Locomotor System
Bones and Muscles

Digestive System
Respiratory System
Excretory System
Circulatory System
Nervous System
Peripheral N S
Central N S
5 senses
hearing
smell
touch
sight
taste
Locomotor System
Bones and Muscles