Superior phrenic artery

Definition

The superior phrenic artery is a small blood vessel that arises from the thoracic aorta, supplying blood to the upper part of the diaphragm. It plays a crucial role in ensuring the diaphragm, a major muscle involved in breathing, receives adequate oxygen and nutrients.

Related terms

Diaphragm:

A dome-shaped muscular partition separating the thorax from the abdominal cavity, playing a major role in breathing by contracting and expanding to allow air movement.

Thoracic Aorta: The section of the aorta passing down through the chest, distributing oxygenated blood to the chest cage and other parts of the body.

Circulatory Pathways:

The routes taken by blood throughout the body, including systemic and pulmonary circuits that transport oxygenated and deoxygenated blood accordingly