What is the Thoracoepigastric vein?
The thoracoepigastric vein runs along the lateral aspect of the trunk between the superficial epigastric vein below and the lateral thoracic vein above and establishes an important communication between the femoral vein and axillary vein.
What does a thoracic vein do?
The internal thoracic veins (ITVs) are small paired vessels located on the ventral surface of the thoracic cavity that drain the ventro-cranial abdominal wall, the ventro-lateral thoracic wall, the diaphragm and part of the mediastinum, conveying blood from these regions into the cranial vena cava.
What is inferior vena cava?
The IVC is a large blood vessel responsible for transporting deoxygenated blood from the lower extremities and abdomen back to the right atrium of the heart. It has the largest diameter of the venous system and is a thin-walled vessel.
What connective tissue travels through the inferior vena cava?
Superior and Inferior Vena Cava Location It is composed of collagen and elastic fiber connective tissues. This layer allows the vena cava to be strong and flexible. The middle layer is composed of smooth muscle and is called the tunica media.
What is importance of Thoracoepigastric vein?
The thoracoepigastric vein provides a communication between the superficial epigastric vein and the lateral thoracic vein as it ascends superficially on the anterolateral chest and abdominal wall.
What is meant by Venae Comitantes?
Medical Definition of vena comitans : a vein accompanying an artery The accompaniment is so complete, in fact, that for much of the route up the arm, the vein network forms true venae comitantes, or parallel paired veins on either side of the artery.—
What are thoracic veins?
In human anatomy, the internal thoracic vein (previously known as the internal mammary vein) is a vessel that drains the chest wall and breasts.
Where is the thoracic vena cava?
This vein is unpaired. It runs along the right aspect of the thoracic vertebral column and enters into the thorax at the aortic hiatus of the diaphragm.
What’s vena cava?
A large vein that carries blood to the heart from other areas of the body. The vena cava has two parts: the superior vena cava and the inferior vena cava. The superior vena cava carries blood from the head, neck, arms, and chest. The vena cava is the largest vein in the body.
What is the inferior vena cava made of?
The inferior vena cava is formed by the coming together of the two major veins from the legs, the common iliac veins, at the level of the fifth lumbar vertebra, just below the small of the back.