Front

What are arteries?

Back

Arteries are blood vessels that carry blood rich in oxygen away from the heart to the rest of the body.

Front

What are capillaries?

Back

Capillaries are the tiniest type of blood vessels where the exchange of oxygen, carbon dioxide, nutrients, and waste occurs between blood and tissues.

Front

What role do muscles play in the body?

Back

Muscles contract and relax to create movement in the body, allowing bones to move.

Front

What is the correct order of materials in the human body from smallest to largest?

Back

The correct order is: cells → tissue → organs → organ system.

Front

How do we classify living things from largest to smallest?

Back

Living things are classified as: Kingdom, Phylum, Class, Order, Family, Genus, Species.

Front

What is the function of veins?

Back

Veins are blood vessels that carry blood low in oxygen back to the heart.

Front

What are the main types of blood vessels?

Back

The main types of blood vessels are arteries, veins, and capillaries.

Front

What is the function of the heart?

Back

The heart pumps blood throughout the body, supplying oxygen and nutrients to tissues.

Front

What is a tissue?

Back

A tissue is a group of similar cells that work together to perform a specific function.

Front

What is an organ?

Back

An organ is a structure made up of different types of tissues that work together to perform a specific function.