Cardiovascular System

Front

What is the cardiovascular system?

Back

The cardiovascular system is the system in the body that circulates blood, delivering oxygen and nutrients to cells and removing waste products.

Front

What does systolic pressure measure?

Back

Systolic pressure measures the pressure in the arteries when the heart beats (ventricular contraction).

Front

What is blood pressure?

Back

Blood pressure is the force of blood pushing against the walls of blood vessels.

Front

What is one of the main functions of blood?

Back

One main function of blood is to transport nutrients to the cells.

Front

What is the average blood pressure?

Back

The average blood pressure is 120/80.

Front

What are capillaries?

Back

Capillaries are tiny blood vessels that connect arteries and veins and are responsible for exchanging nutrients and wastes between blood and tissues.

Front

What do veins do?

Back

Veins carry blood back to the heart.

Front

What do arteries do?

Back

Arteries carry blood away from the heart.

Front

What is the heart?

Back

The heart is a muscular organ that pumps blood throughout the body.

Front

What is the role of the pacemaker in the heart?

Back

The pacemaker is a group of cells that controls the heartbeat by sending electrical signals.