Cardiovascular System
Digestive System
Nervous System
Respiratory System
Skeletal System
100

This organ pumps blood throughout the body.

What is the heart?

100

 Digestion begins in this organ.

What is the mouth?

100

This organ is the control center of the body.

What is the brain?

100

This gas is taken in during breathing.

What is oxygen?

100

This system protects organs and supports the body.

What is the skeletal system?

200

One major function of the cardiovascular system is to move this substance throughout the body.

What is blood?

200

This organ absorbs most nutrients from food.

What is the small intestine?

200

What does the Nervous System Include

What is the brain and the spinal cord?

200

These organs allow gas exchange.

What are the lungs?

200

The skeletal system provides a system of these that are used in movement.

What are levers?

300

These structures carry blood from the heart and back to the heart.

What are blood vessels?

300

This organ produces bile to help digest fats.

What is the liver?

300

The nervous system is made of this type of specialized tissue.

What is nervous tissue?

300

This muscle helps you breathe by moving up and down.

What is the diaphragm?

300

The skeletal system is divided into these three parts.

What are the axial, appendicular, and visceral skeletons?

400

The cardiovascular system helps transport oxygen and nutrients to these.

What are body tissues (or cells)?

400

This process breaks food into smaller molecules.

What is digestion?

400

Sensory stimulation in this system leads to this type of response.

What is a motor response?

400

This process removes carbon dioxide from the body.

What is exhalation?

400

These five types of bones make up the skeletal system.

What are long, short, flat, irregular, and sesamoid bones?

500

 These blood vessels carry blood away from the heart.

What are arteries?

500

This structure moves food from the mouth to the stomach.

What is the esophagus?

500

How many Neurons does the brain have?

What is Billions of Neurons?

500

What transports air gained from the mouth or nose into the body

What is the Trachea?

500

In dogs, the skeleton contains about this many bones, compared to 206 in humans.

What is 319 bones?

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