Circulatory System

Front

What gas is transported by the circulatory system in humans and is used by cells during respiration?

Back

Oxygen

Front

What do all organisms need to survive?

Back

Energy

Front

Why does blood at location B contain more oxygen than blood at location A?

Back

Because blood at location B comes from the lungs.

Front

What do specialized cells like white blood cells do to protect the body from disease?

Back

They fight and destroy germs.

Front

Which system delivers more oxygen to cells during activities like running?

Back

Circulatory system.

Front

What is the main function of the circulatory system?

Back

To transport nutrients, gases, hormones, and waste products throughout the body.

Front

What are the two main components of blood?

Back

Red blood cells and plasma.

Front

What role do red blood cells play in the circulatory system?

Back

They carry oxygen from the lungs to the body's tissues.

Front

What is the function of white blood cells?

Back

To protect the body against infections and diseases.

Front

What is plasma?

Back

The liquid component of blood that carries cells, nutrients, hormones, and waste.