Heart, blood, arteries, veins. We are the structures of:
The Circulatory System
15
Nose, mouth, trachea, bronchi, lungs. We are the structures of:
The Respiratory System
15
Mouth, esophagus, stomach, liver, intestines. We are the structures of:
The Digestive System
15
Brain, spinal cord, eyes, ears, and other sense organs (hand, nose, etc.). We are the structures of:
The Nervous System
15
Kidneys, bladder, lungs, skin. We are the structures of:
The Excretory System
15
Transport oxygen, food, and other substances throughout the body; Transport some wastes to other organs for elimination; Defend the body against diseases; Connect all other organ systems. These are the functions of:
The Circulatory System
15
Transport oxygen from the outside air to the blood; Transport carbon dioxide from the blood to the outside air. These are the functions of:
The Respiratory System
15
Break down food pieces into much smaller pieces (particles) so they can be absorbed and transported throughout the body; Remove unused materials from food out of the body as waste. These are the functions of:
The Digestive System
15
Co-ordinate and control the actions of all organs and organ systems; Detect, process, and respond to changes in external and internal environment. These are the functions of:
The Nervous System
15
Remove chemical and gaseous wastes from the blood. This is the function of: