THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -The ear receives the majority of its blood from a branch of the external carotid artery. The external carotid artery gives off a branch called the posterior auricular artery .

Detailed explanation-2: -The superficial temporal artery is a terminal branch of the external carotid artery that ascends in front of the auricle. This artery, which supplies the scalp over the temporal region, travels with the auriculotemporal nerve and divides into anterior and posterior branches.

Detailed explanation-3: -Your external carotid arteries begin at the carotid bifurcation on either side of your neck. Each external carotid artery travels upward along the side of your neck toward your ear. Near your ear, it divides into its two terminal branches: your maxillary artery and superficial temporal artery.