Medial branch of External Carotid aery is
**Core Concept**
The medial branch of the external carotid artery is a terminal branch that primarily supplies the deep structures of the face, including the parotid gland and the deep facial muscles. It arises from the external carotid artery, which is a major artery supplying the head and neck region.
**Why the Correct Answer is Right**
The correct answer is the **inferior tympanic artery**, which is a small branch that arises from the medial branch of the external carotid artery. This artery is responsible for supplying the middle ear and the tympanic membrane. The medial branch of the external carotid artery also gives off the **tympanic branch** and the **deep auricular arteries**, which supply the middle ear and the external auditory meatus.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is not a correct branch of the external carotid artery.
**Option B:** This option is not a correct branch of the external carotid artery.
**Option D:** This option is not a correct branch of the external carotid artery.
**Clinical Pearl / High-Yield Fact**
The external carotid artery is a key artery that supplies the head and neck region. It has several branches that supply the face, neck, and scalp, including the facial artery, which is responsible for supplying the facial muscles and the nasal cavity.
**Correct Answer:** C. Inferior tympanic artery