Vocabulary

Vocabulary

Aorta- The aorta is main artery of the body and it supplies oxygenated blood to the circulatory system

Arterioles- One of the small terminal branches of an artery, especially one that connects with a capillary

Artery- Any of the muscular walled tubes forming part of the circulation system by which blood is conveyed from the heart to the rest of the body

Bundle of His- Part of the electrical conduction pathway of the heart and it receives impulses from the AV node.

Capillaries- Any of the fine branching blood vessels that form a network between the arterioles and venules.

Heart vocabulary:

Inferior vena cava- One of the largest veins in the body and it also brings the lower part of the body blood.

Left atrium- Upper, left chamber of the heart- receives oxygenated blood from the pulmonary veins

Mitral valve- Also known as the bicuspid valve- separates the left atrium and the left ventricle

Pulmonary- Of or relating to the lungs

Purkinge fibers- Part of the electrical conduction pathway of the heart- receives messages from the bundle branches

Right atrium- The upper, right chamber of the heart- receives deoxygenated blood from the vena cava

Septum- The wall that separates the heart into right and left pumps

Sinoatrial node- Part of the conduction pathway of the heart- place where the heart beat begins

Superior vena cava- One of the largest veins in the body- brings blood from the upper part of the body to the right atrium

Tricuspid valve- Separates the right atrium from the right ventricle

Vein- Any of the tubes that in most cases carry oxygen-depleted blood to the heart.

Ventricle- A hollow part or cavity in an organ

Venules- A very small vein