Maxillary artery is a branch of:
**Core Concept**
The maxillary artery is a significant branch of the external carotid artery, supplying blood to the face and surrounding structures. It plays a crucial role in the vascular supply of the maxillary region, including the palate, nasal cavity, and surrounding muscles.
**Why the Correct Answer is Right**
The maxillary artery is a terminal branch of the external carotid artery, arising from its superior aspect. It is formed by the fusion of the first two maxillary branches of the external carotid artery. The maxillary artery then descends through the infratemporal fossa, giving off several important branches that supply the surrounding structures.
**Why Each Wrong Option is Incorrect**
**Option A:** The superficial temporal artery is a branch of the external carotid artery but is not the primary origin of the maxillary artery.
**Option B:** The lingual artery is a branch of the external carotid artery but is primarily involved in supplying the tongue and surrounding structures.
**Option C:** The internal carotid artery is primarily involved in supplying the brain and is not directly related to the maxillary artery.
**Clinical Pearl / High-Yield Fact**
The maxillary artery is a common site for the formation of a parapharyngeal space abscess, which can lead to severe complications if left untreated.
**Correct Answer:** C. The maxillary artery is a branch of the external carotid artery.