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What is the innominate vein?

What is the innominate vein?

The brachiocephalic veins also referred to as the innominate veins, are large venous structures located within the thorax and originate from the union of the subclavian vein with the internal jugular vein. The left and right brachiocephalic vein join to form the superior vena cava on the right side of the upper chest.

What drains into brachiocephalic vein?

The brachiocephalic veins are the major veins returning blood to the superior vena cava….

Brachiocephalic vein
Source Internal jugular subclavian superior intercostal vertebral inferior thyroid
Drains to Superior vena cava
Artery Brachiocephalic artery
Identifiers

What forms the superior vena cava?

In vena cava: Superior vena cava. Not far below the collarbone and in back of the right side of the breastbone, two large veins, the right and left brachiocephalic, join to form the superior vena cava.

Are there 2 brachiocephalic veins?

There is no brachiocephalic artery for the left side of the body. The left common carotid, and the left subclavian artery, come directly off the aortic arch. However, there are two brachiocephalic veins.

What is the brachiocephalic?

The brachiocephalic artery, brachiocephalic trunk, or more commonly referred to clinically as the innominate artery, is one of the three great vessels of the aortic arch that supplies blood to the head, neck and upper extremities.

Does the brachiocephalic vein carry oxygen?

The primary function of the brachiocephalic veins is to carry deoxygenated blood from the head, neck, arms, and chest back to the heart for oxygenation.

Are there two brachiocephalic veins?

There is no brachiocephalic artery for the left side of the body. The left common carotid, and the left subclavian artery, come directly off the aortic arch. However, there are two brachiocephalic veins….Brachiocephalic artery.

Brachiocephalic artery.
TA2 4179
FMA 3932
Anatomical terminology

Where is your superior vena cava?

The superior vena cava is located in the thorax (chest), more specifically, it is in the anterior (front) right, superior (above) mediastinum. The superior vena cava starts at the lower border of the first costal cartilage.

What type of blood vessel is the superior vena cava?

veins
These venules become progressively larger vessels called veins. The vena cava are the two largest veins that carry blood into the right upper chamber of the heart (the right atrium). The superior vena cava carries blood from the brain and arms into the top of the right atrium.

Is there a vein in your armpit?

Axillary region: The axillary vein travels upwards and towards the middle of the body, crossing the armpit. As it does so, it runs close to the axillary artery along with a bundle of nerves, including the lateral and medial pectoral nerves, the brachial plexus, and the ulnar nerve.