The Cardiovascular System
The Reproductive System
The Digestive System
The Skeletal System
The Urinary System
100

This organ pumps blood throughout the body.

What is the heart?

100

This is the primary female reproductive organ that produces eggs.

What are the ovaries?

100

This organ is responsible for absorbing nutrients from digested food.

What is the small intestine?

100

This is the part of the skeleton that protects your brain.

What is the skull?

100

These organs filter blood to produce urine.

What are the kidneys?

200

This blood vessel type carries oxygen-rich blood away from the heart.

What are arteries?

200

This male reproductive organ produces sperm.

What are the testes?

200

This organ produces bile, which helps in digesting fats.

What is the liver?

200

This is the part of your skeleton that protects your heart and lungs. 

What is the rib cage?

200

This tube carries urine from the kidneys to the bladder.

What is the ureter?

300

This is the largest artery in the body.

What is the aorta?

300

This is where a fertilized egg develops into a baby.

What is the uterus?

300

 Food goes from your mouth to your stomach through this tube. 

What is the esophagus?

300

This is the name for the bones in your back.

What is the spine (or vertebrae)?

300

This muscular sac stores urine until it’s ready to be excreted.

What is the bladder?

400

These blood vessels carry blood back to the heart.

What are veins?

400

This tube carries the egg from the ovary to the uterus.

What is the fallopian tube?

400

This organ produces digestive juices and enzymes to break down food.

What is the stomach?

400

These are the bones in your fingers and toes.

What are phalanges?

400

This is the process by which the kidneys remove waste and excess water from the blood.

What is filtration?

500

These tiny blood vessels allow for the exchange of oxygen and nutrients with tissues.

What are capillaries?

500

This is the process by which a sperm cell and an egg cell join.

What is fertilization?

500

The large intestine absorbs mostly this from the leftover waste.

What is water?

500

This mineral is essential for strong bones. 

What is calcium?

500

This liquid waste is excreted by the kidneys.

What is urine?

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