Bones
Organs
The brain and nerves
Circulatory system
Random facts
100

How many bones in the adult human body.

206

100

What organ pumps blood through the body?

The heart 

100

What organ is part of your central nervous system, along with your spinal cord?

The brain

100

What red liquid carries oxygen to all parts of your body?

Blood

100

What body part keeps growing your whole life — even after you stop getting taller?

Ears and nose

200

What's the largest bone in the human body?

Femur (thigh bone)

200

What organ helps you breathe? 

The lungs 

200

What part of the brain controls balance and movement?

The cerebellum 

200

What tiny blood cells help your body stop bleeding?

Platelets

200

How many kidneys do you have?

2
300

Whats the bones that protect your brain

The skull

300

What organ helps filter the waste out of your blood?

The kidneys 

300

What special cells carry messages in your brain and body?

Neurons 

300

What blood vessels carry blood away from the heart?

arteries

300

What is considered the "finger print" inside your mouth?

The tongue

400

Where is the smallest bone located?

In the ears

400

What organ controls everything you do — even when you’re asleep.

The brain

400

What part of your brain that controls thinking and memory?

Cerebrum

400

What blood vessels carry blood to the heart?

veins

400

What long tube connects your mouth to your stomach?

esophagus

500

Where two bones meet

A joint 

500

What's the largest organ?

Skin

500

How many pounds does your brain weigh?

3 pounds 

500

What pigment that gives blood its red color?

hemoglobin

500

Do we have blue blood inside our body? True or false 

False 

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