Cells, tissues and organ systems

Front

What is the basic unit of life?

Back

Cells are the basic units that make up all living things.

Front

How do brain cells obtain oxygen?

Back

Brain cells obtain oxygen from the blood.

Front

What system is responsible for transporting oxygen to cells?

Back

The circulatory system carries oxygen from the lungs to all cells in the body.

Front

What is a group of similar cells that perform a specific function called?

Back

A tissue.

Front

What is the term for a group of different tissues that work together?

Back

An organ.

Front

What is the function of the circulatory system?

Back

The circulatory system transports nutrients, gases, hormones, and waste products to and from cells.

Front

What are the four main types of tissues in the human body?

Back

Epithelial, connective, muscle, and nervous tissues.

Front

What is the role of epithelial tissue?

Back

Epithelial tissue covers body surfaces and lines cavities and organs.

Front

What is connective tissue?

Back

Connective tissue supports, binds together, and protects tissues and organs of the body.

Front

What is muscle tissue responsible for?

Back

Muscle tissue is responsible for the movement of the body and its parts.