Quiz 7: The Head by Region

Nursing

E Explanation: None of the above. There is no discrete layer of deep fascia in the face.

D Explanation: Trigeminal nerve. The facial cutaneous nerve supply is derived principally from the trigeminal nerve (cranial nerve V). The mandibular nerve is associated with the lower jaw. The ophthalmic nerve serves the orbit.

A Explanation: Carotid. The entire blood supply of the face is derived from either the internal or external carotid arteries.