Circulatory system

What nerve regulates the heartbeat?

What are small arteries that deliver blood to capillaries?

what controls the passage of fluid and allowing movement in one direction?

what are the elements of the blood that contributes to the blood-clotting process?

what is the complex iron protein that gives the blood its bright red color?

How many pints of blood are there in the human body?

What are the lower thick walled chambers of the heart are

What system controls the steady circulation of the blood through the body by means of the heart and blood vessels

What is the cone shape organ that is also referred to as the body's pump?

What are the 4 chambers of the heart?

The small vessels that connect the capillaries to the veins

What artery supplies blood to the chin and lower lip?

What contributes to the blood clotting process which stops bleeding?