The Face

Question 1

Sensory supply to the face is largely through branches of what nerve?

Answer 1

Trigeminal nerve

Question 2

What sensory nerve branch supplies the forehead

Answer 2

Opthalmic (V1)

Question 3

The maxillary V2 nerve is wholly sensory

True or false

Answer 3

True

Question 4

The Opthalmic (v1) nerve is wholly sensory

True or false

Answer 4

True

Question 5

The mandibular nerve (V3) is wholly sensory

True or false

Answer 5

FALSE

Aso motor fibres for the trigeminal nerve

Question 6

After leaving the middle cranial fossa through the foramen rotundum, what space does the V2 enter?

Answer 6

Pterygopalatine Fossa

Question 7

What nerve supplies sensory for the skin in the temporal region?

Answer 7

V3

Question 8

What nerve supplies sensory to the skin over the parotid gland and area between the mandible and mastoid process

Answer 8

Great auricular nerve (of Cervical plexus)

Question 9

What is the muscle in green?

Answer 9

Orbicularis oris

Compress and protrude lips

Question 10

What is the name of the knot located on the angle of the mouth where several of the dilator muscles interlace with orbicularis oris and buccinators

Answer 10

Modious

Question 11

What are the 4 Superior dilator muscles of the mouth

Answer 11

• Zygomaticus major and minor
• Levator labii superioris
• Levator anguli oris

Question 12

What is this muscle which is one of the superior dilators of the mouth

Answer 12

Zygomaticus Major

Question 13

What is this muscle which is one of the superior dilators of the mouth

Answer 13

Zygomaticus Minor

Question 14

What is this muscle which is one of the superior dilators of the mouth

Answer 14

Levator Labii Superioris

Question 15

What is this muscle which is one of the superior dilator muscles of the mouth

Answer 15

Levator Anguli Oris

Question 16

What are the two Inferior dilators of the mouth

Answer 16

• Depressor labii inferioris
• Depressor anguli oris

Question 17

What are the two main muscles of the eyelids

Answer 17

• Orbicularis Oculi
• Frontalis

Question 18

What muscle opens the eyelid

Answer 18

Frontalis

Question 19

What muscle closes the eyelid

Answer 19

Orbicularis oculi

Question 20

Key muscle involved in blowing air from mouth eg whistling

Answer 20

Buccinator

Question 21

Why is the parotid gland painful when inflamed?

Answer 21

Encased by a tough fascia

Question 22

Describe the location of the parotid gland

Answer 22

• Anterior to the external acoustic meatus
• Wedged between mandible and masseter anteriorly and SCM posteriorly

Question 23

The parotid gland pierces through what muscle before opening into the mouth opposite the brown of the second upper molar

Answer 23

Buccinator

Question 24

What structures are found within the parotid gland

Answer 24

• Facial nerve
• Retromandibular vein
• External carotid artery

Question 25

Parasympathetic activation of the parotid gland (increase saliva) is via what nerve?

Answer 25

CN IX Glosso pharyngeal

Question 26

Symptathetic innervation of the parotid gland (decrease in saliva) is via what nerve

Answer 26

Superior cervical ganglion

Question 27

There are many midline anastomoses between facial artery branches. What is the implication of this

Answer 27

Cut arteries bleed from both ends

Question 28

What are the main artery and vein which supply the face

Answer 28

Facial Artery Facial Vein

Question 29

Hw can bacteria get into the deep brain via the face?

Answer 29

The facial vein communicates with the opthalmic vein at the medial canthus of eye, and the pterygoid plexus. Both drain into the cavernous sinus.

Question 30

Masseter Muscle: * Origin * Insert * Action * Nerve Supply

Answer 30

* Originates zygomatic arch * Inserts lateral ramus of mandible inc. angle * Elevates mandible * Masseteric trunk V3

Question 31

Temporalis Muscle: * Origin * Insert * Action * Nerve supply

Answer 31

* Floor of temporal fossa * Converges to a tendon which runs deep to the zygomatic arch then attaches to coronoid process and anterior border of ramus of mandible * Elevates mandible * Deep temporal branch V3

Question 32

Blood supply for the TMJ:

Answer 32

Maxillary and superficial temporal arteries and veins

Question 33

Sensory for the TMJ:

Answer 33

Auriculotemporal nerve of V3

Question 34

What are the three ligaments which attach the temporal bone to the mandible at the TMJ?

Answer 34

* Lateral ligament * Spenomandibular ligament * Stylomandibular ligament

Question 35

What are the three articular surfaces involved in the TMJ

Answer 35

* Articular tubercle * Mandibular fossa (temporal bone) * Condyle of the mandible

Question 36

What lines the TMJ capsule

Answer 36

Synovial membrane

Question 37

Where does the sphenomandibular ligament attach on the mandible?

Answer 37

Lingula