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Multiple Choice
Which artery supplies blood to the scalp and face and is a major branch of the external carotid artery?
A
Brachiocephalic artery
B
Facial artery
C
Vertebral artery
D
Internal carotid artery
Verified step by step guidance
1
Step 1: Begin by identifying the external carotid artery, which is a major artery that supplies blood to the face, scalp, and oral cavity. It branches off from the common carotid artery.
Step 2: Understand that the external carotid artery has several branches, each supplying specific regions of the head and neck. Familiarize yourself with these branches, including the facial artery, maxillary artery, and superficial temporal artery.
Step 3: Focus on the facial artery, which is a major branch of the external carotid artery. It is responsible for supplying blood to the face, including the skin, muscles, and superficial tissues.
Step 4: Compare the facial artery to the other options provided in the question. The brachiocephalic artery supplies blood to the arm and head but is not a branch of the external carotid artery. The vertebral artery supplies blood to the brain and spinal cord, and the internal carotid artery supplies blood to the brain but not the face or scalp.
Step 5: Conclude that the facial artery is the correct answer because it is a major branch of the external carotid artery and specifically supplies blood to the scalp and face.