Circulatory and Respiratory Systems

Front

What is the circulatory system?

Back

The circulatory system is a network of organs and vessels that is responsible for the flow of blood, nutrients, hormones, oxygen, and other gases to and from cells.

Front

What is the function of the circulatory system?

Back

The function of the circulatory system is to transport blood and other substances throughout the body.

Front

What is pulmonary circulation?

Back

Pulmonary circulation is the part of the circulatory system that carries blood between the heart and the lungs.

Front

What is systemic circulation?

Back

Systemic circulation is the part of the circulatory system that carries blood between the heart and the rest of the body.

Front

What are valves in the circulatory system?

Back

Valves are structures in the heart and veins that ensure blood flows in one direction.

Front

What are blood vessels?

Back

Blood vessels are tubular structures that carry blood throughout the body, including arteries, veins, and capillaries.

Front

What is an artery?

Back

An artery is a blood vessel that carries blood away from the heart.

Front

What is a capillary?

Back

A capillary is a small blood vessel where the exchange of gases, nutrients, and waste occurs between blood and tissues.

Front

What is a vein?

Back

A vein is a blood vessel that carries blood towards the heart.

Front

What is blood?

Back

Blood is a body fluid that delivers necessary substances such as nutrients and oxygen to the cells and transports waste products away.