Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
19 Cards in this Set
- Front
- Back
Frontalis (Occipitofrontalis) Muscle
|
Wrinkles forehead, elevates eyebrowns. Involved in facial expressions.
Innervated by temporal branch of facial nerve (Cranial Nerve VII) and receives blood from supraorbital and supratrochlear arteries. |
|
Orbicularis Oculi Muscle
|
closes eyelid
orbital part: tight closure, outer layer palpebral part: gentle closure, inner layer Innervated by temporal and zygomatic branches of facial nerve (cranial nerve VII) |
|
Anterior Auricular Muscle
|
pulls ear forward
innervated by temporal branch of facial nerve (cranial nerve VII). Blood supplied by posterior auricular artery. |
|
Levator Labii Superioris Muscle
|
Elevates the upper lip
innervated by zygomatic branch of facial nerve (cranial nerve VII). Facial artery supplies blood. |
|
Zygomaticus Minor Muscle
|
elevates the upper lip
innervated by buccal branch of facial nerve (cranial nerve VII). Facial artery supplies blood. |
|
Zygomaticus Major Muscle
|
draws angle of the mouth upward and laterally.
innervated by buccal and zygomatic branches of facial nerve (cranial nerve VII). Facial artery supplies blood. |
|
Depressor Septi Muscle
|
Depression of nasal septum.
innervated by buccal branch of facial nerve (cranial nerve VII). Lateral nasal and septal branches of the facial artery. |
|
Risorius Muscle
|
draws back angle of the mouth laterally.
buccal branch of facial nerve (cranial nerve 7). Facial artery supplies blood. |
|
Depressor anguli oris muscle
|
depresses mouth inferiorly and laterally (pulls mouth down).
Inferior labial branch of facial artery. mandibular branch of facial nerve (cranial nerve VII) |
|
Mentalis Muscle
|
elevates and wrinkles the skin of the chin, indirectly protrudes lips.
Mandibular branch of the facial nerve (cranial nerve VII). submental branch of the facial artery. |
|
Depressor Labii Inferioris Muscle
|
pulls inferior lip downward and slightly lateral. Eversion.
Mandibular branch of facial nerve (cranial nerve VII). Inferior labial branch of facial artery. |
|
Orbicularis oris muscle
|
protrudes the lips (kissing muscle)
Buccal branch of facial nerve (cranial nerve VII). Inferior and Superior labial arteries (obviously bc of inferior and superior lips). |
|
Buccinator Muscle
|
compresses the cheeks against the teeth (it is a deep facial muscle). Useful for blowing, assists in mastication, and used for suckling in neonates.
Buccal artery and buccal branch of facial nerve (cranial nerve VII). |
|
Dilator Naris Muscle
|
dilates the nostrils (to increase breathing/sympathetic response/convey stress).
Buccal branch of the facial nerve and facial artery (superior labial branch) |
|
Compressor Naris Muscle
|
compresses the nostrils.
zygomatic branch and buccal branch of facial nerve. Superior labial branch of facial artery. |
|
Levator anguli Oris Muscle
|
elevates the superior lip and involved with smiling as it does have a slight angular motion upon raising.
Facial artery and Nerve. |
|
Procerus Muscle
|
draws down the medial angle of the eyebrow to aid in frowning.
Buccal branch of facial nerve. supraorbital branch of opthalmic artery (which, in itself, is a branch of facial). |
|
Levator Labii Superioris Alaeque Nasi Muscle
|
lifts the upper lip (superior lip) and the wing of the nose. Helps with dilation of nostrils and elevation of superior lip.
Buccal branch of facial nerve. Terminal part of facial artery/lateral nasal branch of the superior labial branch of facial artery. |
|
Corrugator Supercilii Muscle
|
draws eyebrows downward and medially producing wrinkles in the forehead.
Temporal branch of facial nerve. Opthalmic artery. |