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Superficial face and parotid region
Superficial face
69
Anatomy
Undergraduate 1
06/24/2014

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Cards

Term
Frontal eminence
Definition
Either prominence of the frontal bone above each orbit
Term
What's the sensory innervation over the face?
Definition
Trigeminal nerve (V5)
Term
What are the branches of the opthalmic division of the trigeminal nerve?
Definition
Supraorbital, supratrochlear, lacrimal, infratrochlear, external nasal nerve
Term
The ______ nerve exits the supraorbital foramen
Definition
Supraorbital nerve
Term
The ________ nerve supplies the skin of the inferior part of the forehead, near the midline
Definition
Supratrochlear
Term
What does the lacrimal nerce innervate?
Definition
The lateral half of the upper eyelid and the skin in the lateral angle
Term
Where is the infratrochlear nerve located?
Definition
Between trochlea and medial angle of the eye
Term
What does the infratrochlear nerve innervate?
Definition
The skin of the eyelids and the side of the nose
Term
The external nasal nerve is immediately_____to the nasal bone and innervates the__________
Definition
Inferior, the anterior part of the nose
Term
What are the branches of the maxillary division of the trigeminal nerve?
Definition
Infraorbital nerve, zygomaticotemporal nerve, zygomaticofacial nerve
Term
The _______ nerve pierces temporal fascia to reach skin
Definition
Zygomaticotemporal nerve
Term
What does the zygomaticofacial nerve innervate?
Definition
The skin over the cheek
Term
What are the branches of the mandibular division of the trigeminal nerve?
Definition
Auricotemporal nerve, buccal nerve, mental nerve
Term
What does the auricotemporal nerve travel with (and is posterior to)?
Definition
Superficial temporal vessel
Term
What does the buccal nerve innervate?
Definition
The cheek
Term
What does the mental nerve innervate?
Definition
To chin and lower lip
Term
The blood vessels, motor nerves to facial muscles and sensory nerves to skin and muscles of facial expression all pass through what?
Definition
The Superficial fascia
Term
The buccpharyngeal, temporal, and parotid fascias are what type of fascia?
Definition
Deep fascia
Term
Which muscle of facial expression is related to the scalp?
Definition
The epicranius muscle
Term
The epicranius muscle consists of the _____ belly and ______belly with the _____ in between
Definition
frontal belly, occipital belly, epicranial aponeurosis
Term
What is the action of the epicranius muscle?
Definition
Moves the scalp, wrinkles the forehead, elevates the eyebrows
Term
Which muscle of facial expression encircles the palpebral fissure?
Definition
Orbicularis oculi
Term
The orbicularis oculi has _____ and _____ parts
Definition
Palpebral and orbital
Term
What are the actions of the orbicularis oculi muscle?
Definition
Closes orbit, covers globe, and produces wrinkling on forehead
Term
The corrugator supercilii is _____ to the orbicularis oculi and frontalis muscles
Definition
Deep to
Term
What are the actions of the corrugator supercilii muscle?
Definition
Draws the eyebrows toward the midline and creates vertical wrinkles above the nose
Term

Two parts of the nasalis muscle:_____&______

 

Definition
Transverse & alar
Term

Nasalis muscle--

The transverse part:_____the nares

The alar part:______the nares

Definition
compresses, opens
Term
The procerus muscle is _____ to the nasal bone
Definition
superior
Term
What are the actions of the procerus muscle?
Definition
Draws the medial border of the eyebrows downward to produce transverse wrinkles over the bridge of your nose
Term
What are the actions of the depressor septi nasi?
Definition
Assists in opening the nares
Term
The______muscle is very important in closing the mouth
Definition
Orbiculari oris
Term
What's the origin of the buccinator muscle?
Definition
Pterygomandibular raphe, maxilla and mandible
Term
What's the insertion of the buccinator muscle?
Definition
The lips at the corner of the mouth
Term
The pterygomandibular raphe is a connective tissue line attached above the ______ of the medial pterygoid plate and below to the _____behind the 3rd molar tooth
Definition
hamulus, mandible
Term
The pterygomandibular raphe serves as origin for what besides the buccinator?
Definition
The superior pharyngeal constrictor
Term
What are the actions of the buccinator muscle?
Definition
chewing food, forceful expulsion of air from the cheeks (whistling, blowing and sucking), also decussating fibers add in closing the lips
Term
What is the muscle of disgust (elevates nostrils and lip)?
Definition
Levator labii superioris alaeque nasi muscle
Term
What action does the levator labii superioris perform?
Definition
Elevates upper lip
Term
The zygomaticus minor muscle______and the zygomaticus major muscle_______
Definition
Elevates lateral part of upper lip, pulls corner of mouth upwards and lateral
Term
What muscle is at a deeper plane that the other muscles around the mouth and aids in smiling?
Definition
Levator anguli oris muscle
Term
What muscle draws the corner of the mouth laterally and broadens the smile, and is often difficult to identify?
Definition
Risorius muscle
Term
Which muscle depresses corner of the mouth?
Definition
Depressor anguli oris muscle
Term
Which muscle depresses the lower lip?
Definition
Depressor labii inferioris muscle
Term
What does the mentalis muscle do?
Definition
Protrudes lower lip and wrinkles the chin
Term
The____muscle draws the corner of the mouth downward, widens oral aperture and assists in depressing the mandible
Definition
Platysma
Term
What is superior to the parotid gland?
Definition
External acoustic meatus and temporomandibular joint
Term
What is posterior to the parotid gland?
Definition
Mastoid process and sternocleidomastoid muscle
Term
What is anterior to the parotid gland?
Definition
Ramus of the mandible, masseter and medial pterygoid muscles
Term
Which structures pass through the parotid gland?
Definition
Facial nerve and branches, retromandibular vein, external carotid artery
Term
The parotid duct crosses the_____muscle and passes through the _____ muscle at the level of the 2nd upper molar tooth
Definition
Masseter, buccinator
Term
Facial nerve emerges from the ________ it supplies
Definition
Stylomastoid foramen
Term
Which nerve does the facial nerve give off?
Definition
Posterior auricular nerve
Term
The facial nerve ___ the parotid gland
Definition
Enters
Term
The facial nerve divides into upper and lower divisions where?
Definition
Within the parotid gland
Term
What are the branches of the upper division of the facial nerve?
Definition
Temporal, zygomatic, buccal branches
Term
What are the branches of the lower division of the facial nerve?
Definition
Buccal, mandibular, and cervical branches
Term
The facial artery branches from the _____ in the neck, crosses lower border of the ______ at the anterior border of masseter muscle and passes in_____to medial angle of the eye
Definition
external carotid, mandible, cheek
Term
What are the branches of the facial artery to the lower lip and upper lip?
Definition
Inferior and superior labial artery
Term
What branch of the superficial temporal artery lies between the zygomatic arch and duct of the parotid gland?
Definition
Transverse facial artery
Term
Small branches of the trigeminal nerve reach the skin of the face from the _____ & ______ arteries
Definition
Ophthalmic and maxillary arteries
Term
The facial vein begins as an ________
Definition
angular vein
Term
The facial vein communicates with the pterygoid plexus through the _______
Definition
deep facial vein
Term
The facial vein joins the _____ to form the common facial vein which empties into the ______
Definition
anterior branch of the retromandibular vein, internal jugular vein
Term
The superficial temporal vein is joined by the _____ to form the retromandibular vein in the parotid gland
Definition
Maxillary vein
Term
What forms the external jugular vein?
Definition
Posterior branch of the retromandibular vein and the posterior auricular vein
Term
What are the layers of the scalp?
Definition
skin, connective tissue, aponeurosis, loose connective tissue, periosteum
Term
What are the branches of the trigeminal nerve that go to the scalp?
Definition
Ophthalmic division, maxillary division, mandibular division
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