Human Body Organization

Front

What is the main function of the circulatory system?

Back

The circulatory system transports oxygen, nutrients, and wastes throughout the body.

Front

What is the most basic level of human organization?

Back

A cell.

Front

What is the correct order of the levels of cell organization from simplest to most complex?

Back

Cell, Tissue, Organ, Organ System, Organism.

Front

How does an organ system differ from an organ?

Back

A system is more complex and contains several organs.

Front

What is a group of tissues that work together called?

Back

An organ.

Front

What is the role of the heart in the circulatory system?

Back

The heart pumps blood throughout the body.

Front

What are the two main types of circulation in the human body?

Back

Systemic circulation and pulmonary circulation.

Front

What is the function of red blood cells?

Back

Red blood cells transport oxygen from the lungs to the body's tissues.

Front

What is the role of white blood cells?

Back

White blood cells help fight infection and protect the body from disease.

Front

What is a tissue?

Back

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