Anatomy II: Lecture 17: Face Flashcards
What muscle depresses the mandible?
Platysma
What muscle tenses skin of inferior face and neck?
Platysma
What muscle elevates eyebrows and protracts the scalp?
Occipitofrontalis
What muscle closes eyelids?
Orbicularis Oculi
What muscle depresses medial sides of eyebrows and wrinkles skin over dorsum of the nose?
Procerus
What muscle depresses alae laterally and dilates anterior nasal aperture?
Nasalis
What muscle closes oral fissure and protrudes lips?
Orbicularis Oris
What muscle is part of dilators of the mouth?
Levator labii superioris
Zygomatcius minor
What muscle elevates labial commissures (corner of the mouth)?
Zygomaticus major
What muscle depresses labial commissures (corner of the mouth)
Risorius
and
Depressor anguli oris
What muscle is a mouth dilator and depresses and everts lower lip?
Depressor labii inferioris
The facial artery is a branch of
The external carotid artery
What are the branches of the facial artery?
Superior and inferior labial arteries
Lateral nasal artery
Angular artery
What is the terminal branch of the external carotid artery in the face?
Superficial temporal artery
What artery divides into frontal and parietal arteries?
Parotid gland
Superficial temporal artery