Levels of Organization Flashcard

Front

What is the definition of an organ system?

Back

An organ system is a group of organs that work together to perform a specific function in the body.

Front

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

Back

Cells → Tissues → Organs → Organ Systems → Organisms

Front

What are neurons classified as?

Back

Neurons are classified as cells.

Front

What is an example of an organ system in humans?

Back

The circulatory system, which includes the heart and blood vessels.

Front

What is the definition of a tissue?

Back

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

Front

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

Back

The heart pumps blood throughout the body.

Front

What is the definition of an organism?

Back

An organism is a living being that can function independently.

Front

What is the function of lung tissue?

Back

Lung tissue is responsible for gas exchange in the respiratory system.

Front

What is the definition of a cell?

Back

A cell is the basic unit of life that can perform all life processes.

Front

What is an example of a complex organism?

Back

Humans are an example of a complex organism.