Parts of the System
cells
Fun Facts about cells
Bonus
True & False Fun Facts
100

Part of the respiratory system that is also known as the throat.

What is the Pharynx?

100

Human beings and animals are this type of multicellular organism

What is complex?
100

This is a type of cheese made from bacteria.

What is Bree cheese?

100
By the time you're 70 years old, you'll have taken at least 600 million breaths.
What is True?
200
Two spongy, saclike respiratory organs in most vertebrates, occupying the chest cavity together with the heart and functioning to remove carbon dioxide from the blood and provide it with oxygen.
What is the Lung?
200

Different types of tissues come together to form this.

What is an organ?

200

This type of unicellular organism helps us digest our food.

What is bacteria?

200

About 7 million children in the United States has this type of respiratory disease.

What is asthma?

200
The respiratory system does the same job that the circulatory system does.
What is False?
300
A thin-walled, cartilaginous tube descending from the larynx to the bronchi and carrying air to the lungs. Also called windpipe.
What is Trachea?
300
A group of specialized cells come together to form this.

What is tissue?

300

This is the largest unicellular organism in the world.

What is Bubble Algae?

300
The right lung is slightly smaller than the left.
What is False?
400
A tiny, thin-walled, capillary-rich sac in the lungs where the exchange of oxygen and carbon dioxide takes place. Also called air sac.
What is the Alveolus?
400

This type of cell has a defined cell wall and often looks like blocks stacked on each other.

What is a plant cell?

400

There are about 200 different types of these in the body.

What are specialized cells?

400
We lose half a litre of water a day through breathing. This is the water vapour we see when we breathe onto glass.
What is True?
500
Either of two main branches of the trachea, leading directly to the lungs.
What is Bronchi?
500

An organism made of only 1 cell such as bacteria

What is unicellular organism

500
A sponge that lives in the ocean is this type of multicellular organism.

What is simple?

500

There are over a million alveoli in the lungs.

What is True?

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