Organ Systems 1
Organ Systems 2
Organs
Organ Systems 3
100

This organ system collects, transfers, and processes information.

Nervous System

100

This organ system supports and protects soft tissues of body; produces blood cells; stores minerals.

Skeletal System

100

Esophagus; stomach; small intestine; large intestine

Digestive System

100

This system provides the structure for your body. 

Skeletal system. 

200

This organ system breaks down foods and absorbs nutrients, minerals, vitamins, and water.

Digestive System

200

This organ system is involved in movement and heat production.

Muscular System

200

Brain, spinal cord

Nervous System

200

This part of the digestive system absorbs most of the nutrients you ingest. 

Intestine. 

300

This organ system brings air to sites where gas exchange can occur between the blood and cells or blood and air.

Respiratory System

300

This organ system defends against diseases and fights off viruses and bacteria.

Immune System

300

The heart, lungs, and blood vessels.

Cardiovascular System

300

What is the level of organization in living things starting with the smallest unit of life? (5 parts)

Cells-Tissues-Organs-Organ Systems-Organism

400

This organ system allows a species to survive over generations.

Reproductive System

400

This organ system transports oxygen, hormones, and nutrients to the body cells. Moves wastes and carbon dioxide away from cells.  It is really two organ systems in one.

Cardiovascular System

400

Trachea, larynx, pharynx

Respiratory System

400

This system has an organ with 4 valves. 

Circulatory system. 

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