external jugular vein การใช้

As external jugular vein pierces the fascia, the margins of the vein get adherent to fascia.
Beneath the platysma, the external jugular vein descends from the angle of the mandible to the clavicle.
The external jugular vein's superficial location within the posterior triangle also makes it vulnerable to injury.
The right and left external jugular veins drain from the parotid glands, facial muscles, scalp into the subclavian veins.
The posterior branch of the retromandibular vein and posterior auricular vein then form the external jugular vein, which empties into the subclavian vein.