MICROANATOMY

Detailed explanation-1: -Jugular Vein. The jugular veins include three pairs of veins in your neck. The three pairs are the interior, exterior and anterior veins. These veins are important because they return blood from your brain back toward your heart.

Detailed explanation-2: -jugular vein, any of several veins of the neck that drain blood from the brain, face, and neck, returning it to the heart via the superior vena cava. The main vessels are the external jugular vein and the interior jugular vein.

Detailed explanation-3: -The internal jugular vein is a run-off of the sigmoid sinus. It arises in the posterior cranial fossa and exits the cranium through the jugular foramen, located at the base of the skull.

Detailed explanation-4: -The common carotid artery (CCA) and the internal jugular vein (IJV) run side-by-side in the neck, one pair on the left and one on the right. The CCA carries oxygenated blood up to the head while the IJV drains deoxygenated blood down to the heart.