Circulatory System Vocabulary

This set of flashcards covers key terms and definitions related to the circulatory system, focusing on arteries and veins, their functions, and anatomical significance.

Circle of Willis

A circular system of arteries that supplies blood to the brain.

Superior ophthalmic artery

An artery that supplies blood to the eye and surrounding structures.

Basilar artery

An artery that supplies blood to the posterior portion of the brain.

Internal carotid artery

A major artery that supplies blood to the brain and face.

Vertebral artery

An artery that supplies blood to the upper spinal cord, brainstem, and cerebellum.

Subclavian artery

An artery that supplies blood to the arms and some parts of the neck.

Common carotid artery

A large artery that splits into the internal and external carotid arteries.

Pulmonary valve

A valve that controls blood flow from the right ventricle to the pulmonary artery.

Mitral valve

A valve located between the left atrium and left ventricle.

Superior vena cava

A large vein that carries deoxygenated blood from the upper body to the right atrium.

Hepatic portal vein

A vein that carries blood from the digestive organs to the liver.

Inferior vena cava

A large vein that carries deoxygenated blood from the lower body to the right atrium.

Great saphenous vein

The longest vein in the body, running along the length of the leg.

Dorsal venous arch

A network of veins located on the dorsal side of the foot.

Pulmonary trunk

The large artery that carries deoxygenated blood from the right ventricle to the lungs.

Capillaries

Small blood vessels where the exchange of gases, nutrients, and waste occurs.

Aortic valve

A valve that regulates blood flow from the left ventricle into the aorta.

Basilic vein

A superficial vein of the arm that drains into the brachial vein.

Femoral artery

The major artery supplying blood to the lower limb.