W1: Face/Scalp & facial expression muscles

Question 1

What bones are derived from meckels cartilage?

Answer 1

mandible, incus, malleus

Question 2

What bones are derived from the reicherts cartilage?

Answer 2

styloid process, stylohoid, lesser Cornu, stapes

Question 3

What bone is derived from the third arch and 4/6 arch

Answer 3

Greater cornu (3rd)
Thyroid and cricoid cartilage (4th/6th)

Question 4

What muscles are derived from the 1st, 2nd, 3rd, 4th, 5th, 6th pharyngeal arch

Answer 4

1st- muscles of mastication
2nd- facial expression muscles
3rd- stylopharngeus muscles
4th/6th- pharyngeal muscles

Question 5

What are three structures supplied by the ophthalmic division

Answer 5

Cornea, lacrimal gland, paranasal sinuses, skin of the forehead to the apex of the nose

Question 6

What are three structures that get sensory innervation by the maxillary division

Answer 6

Mx teeth, upper lip, palate, gingiva, maxillary air cells, nasal cavity, middle region of face

Question 7

What are three structures that get sensory innervation by the mandibular division of the trigeminal nerve

Answer 7

Mandibular teeth, chin, lower lip, buccinator, skin of cheek and mucosa and TMJ.

Question 8

List the nerves that supply the posterior region of the head and neck?

Answer 8

anterior rami: - greater occipital, third occipital
Posterior rami- greater auricular and the lesser occipital

Question 9

List the layers of the scalp?

Answer 9

Question 10

Which layers of the scalp form the true scalp(scalp proper)

Answer 10

Skin, dense connective tissues, aponeurosis

Question 11

which layer of the scalp may we see neurovascular structures?

Answer 11

dense connective tissues

Question 12

Where does pooling of blood of blood occur when our head faces any sort of trauam?

Answer 12

loose connective tissue

Question 13

What ganglion is primarily targeted by herpes zoster

Answer 13

trigeminal ganglion

Question 14

what nerve supplies sensory innervation to the TMJ?

Answer 14

auriculotemporal nerve

Question 15

List the branches of arteries that arise from the internal common carotid artery?

Answer 15

Supratrochlear and supraorbital artery

Question 16

What structures pierce the parotid gland

Answer 16

External common carotid artery, retromandibular and the 5 anterior branches of the facial nerve

Question 17

List the branches of arteries that arise from the external common carotid artery

Answer 17

1. Superior thyroid
2. Ascending pharyngeal
3. Occipital
4. Posterior auricular
5. Superficial temporal
6. Lingual
   7 facial
7. Maxillary

Question 18

What nerve travels posterior to the external acoustic meatus

Answer 18

posterior auricular nerve

Question 19

what nerve travels anterior to the external acoustic meatus

Answer 19

auriculotempral nerve

Question 20

True or False. All emissary veins are valveless.

Answer 20

false

Question 21

What two emissary veins conists of valves

Answer 21

Facial vein and superior ophthalmic vein

Question 22

What is the origin, insertion,action, and nerve innervation of the occiptiofrontalis?

Answer 22

frontal belly: temporal
Occipital belly: posterior auricular

Question 23

What is the action and nerve innervation of the orbicularis oculi?

Answer 23

Temporal and zygomatic

Question 24

What is the origin, insertion,action, and nerve innervation of the Corrugator suppercilli?

Answer 24

innervation: temporal

Question 25

What is the origin, insertion,action, and nerve innervation of the Procerus?

Answer 25

innervation: temporal and zygomatic

Question 26

What is the origin, insertion,action, and nerve innervation of the Transverse part of the nasalis?

Answer 26

Innervation: buccal

Question 27

What is the origin, insertion,action, and nerve innervation of the Alar part of the nasalis

Answer 27

innervation: buccal

Question 28

What is the origin, insertion,action, and nerve innervation of the Depressor septi nasi

Answer 28

Innervation: buccal

Question 29

What is the origin, insertion,action, and nerve innervation of the Orbicularis or is?

Answer 29

innervation: marginal mandibular and buccal

Question 30

what is the Modiolus?

Answer 30

chiasm of facial expresssion muscles?

Question 31

What is the origin, insertion,action, and nerve innervation of the buccinator

Answer 31

Innervation: buccal

Question 32

What muscle inserts into the petrygomandibular raphe

Answer 32

Superior pharyngeal constrictor muscle

Question 33

What is the origin, insertion,action, and nerve innervation of the depressor anguli oris?

Answer 33

Innervation: buccal and marginal mandibular

Question 34

What is the origin, insertion,action, and nerve innervation of the Depressor labii inferiosis

Answer 34

Innervation:marginal mandibular

Question 35

What is the most lateral/ superficial muscle of the lower oral muscles

Answer 35

depressor anguli oris

Question 36

What is the deepest and most medial muscle of the lower oral muscles

Answer 36

mentalis

Question 37

What is the origin, insertion,action, and nerve innervation of the Mentalis

Answer 37

innervation: marginal mandibular

Question 38

What is the origin, insertion,action, and nerve innervation of the risorius?

Answer 38

innervation: buccal

Question 39

What is the origin, insertion,action, and nerve innervation of the Zygomaticus major/minor?

Answer 39

innervation: zygomatic and buccal branch

Question 40

What is the origin, insertion,action, and nerve innervation of the Levator labii superiosis and Levator labii superiosis Alaque nasi?

Answer 40

innervation: buccal and zygomatic

Question 41

What is the origin, insertion,action, and nerve innervation of the Levator anguli oris

Answer 41

innervation: zygomatic and buccal

Question 42

What is the origin, insertion,action, and nerve innervation of the anterior aricular, superior auricular, posterior auricular

Answer 42

innervation: posterior auricularand temporal (most anterior one)

Question 43

What is the origin, insertion,action, and nerve innervation of the Platysma

Answer 43

innervation: cervical

Question 44

what two muscles are regulated when frowning?

Answer 44

procerus and depressor anguli oris

Question 45

What muscles are regulated when smiling?

Answer 45

Zygomaticus major, minor, Levator anguli oris, and risorius depending on extent of smile

Question 46

A 75 year old patient has visited the clinic and is shown to unable lift their upper lip. What nerve may be potentially impacted and the muscles involved?

Answer 46

Levator labii superiosis and Levator labii superiosis alaque nasi. Nerve: buccal and/or zygomatic