Muscles Of Facial Expression Flashcards
1
Q
Name this part of the skin
A
Epidermis
2
Q
Name this part of the skin
A
Dermis
3
Q
Name this part of the skin
A
Superficial fascia
4
Q
Name this part of the skin
A
Deep fascia
5
Q
The muscles of facial expression are found in which layer?
A
Superficial fascia
6
Q
Muscles of facial expression have an origin on what? 2
A
Bone
Or
Fascia
7
Q
Muscles of facial expression insert onto what mainly?
A
Skin
8
Q
Name this bone
A
Zygomatic bone
9
Q
Name this feature
A
Vermillion border
10
Q
Name this structure
A
Buccal fat pad
11
Q
What is the vermillion border?
A
Where the lip skin becomes face skin
12
Q
Name this muscle
A
Frontalis
13
Q
Name this muscle
A
Orbicularis oculi
14
Q
Name this muscle
A
Quadratus superioris
15
Q
Name this muscle
A
Platysma
16
Q
Name this muscle
A
Orbicularis oris
17
Q
Name this muscle
A
Buccinator
18
Q
What r the 4 muscles that make up the Quadratus superioris from lateral to medial?
A
- Zygomaticus major
- Zygomaticus minor
- Levator labii superioris
- Levator labii superioris alaequae nasi
19
Q
What does Levator labii superioris do/stand for?
A
Lift the lip upwards
20
Q
What does Levator labii superioris alaequae nasi mean?
A
Lift the lip upwards
It is located at the wing of the nose
21
Q
Name this muscle
A
Levator anguli oris
22
Q
What does levator anguli oris do?
A
Lift the angle of the mouth
23
Q
Name this muscle
A
Depressor labii inferioris
24
Q
What does depressor labii inferioris do?
A
Brings the lip downwards
25
Name this muscle
Depressor anguli oris
26
What does depressor anguli oris mean?
Pull the angle (corners) of the mouth downwards
27
Name that muscle
Mentalis
28
What is deep to the Orbicularis oris muscle?
Incisive slips at 90degrees to muscle fibre
29
Name this connective tissue structure
Modiolus
30
The modiolus is a common site of attachment for
Multiple muscles of facial expression
31
Name this muscle
Buccinator
32
Name this connective tissue
Pterygomandibular raphe
33
The Buccinator attaches anteriorly to what?
The Orbicularis oris
34
The Buccinator attaches posterior to
Pterygomandibular raphe
A band of connective tissues
35
What connects the Frontalis to the occipitalis?
A flattened tendon called
Epicranial aponeurosis
36
Name this muscle
Frontalis
37
Name this muscle
Occipitalis
38
Name this muscle
Orbicularis oculi
39
Name this structure
Epicranial aponeurosis
40
What is this part of the Orbicularis oculi?
Orbital (external)
41
What is this part of the Orbicularis oculi?
Palpebral (internal/eyelid)
42
The orbital part of the Orbicularis oculi allows us to?
Scrunch eyes up very tightly
43
The Palpebral part of the Orbicularis oculi allows you to
Close your eyes gently
44
What are the 5 layers of the SCALP from superficial to deep?
Skin
Connective tissue
Aponeurosis
Loose connective tissue
Pericranium
45
The connective tissue layer of the scalp is highly what?
Vascularised
46
The muscles of facial expressions are innervated by what nerve?
Facial nerve CN VII
47
The facial nerve arises from which part of the brain?
Pons
48
The facial nerve exits the cranial cavity through what? 3
Internal acoustic meatus
Through a channel in the petrous temporal bone
Exit the base of the skull via the
Stylomastoid foraminae
49
CN VII facial nerve divides within what?
Parotid gland
50
Name this branch of the facial nerve
Posterior auricular
51
Name this branch of the facial nerve
Temporal
52
Name this branch of the facial nerve
Zygomatic
53
Name this branch of the facial nerve
Buccal
54
Name this branch of the facial nerve
Mandibular
55
Name this branch of the facial nerve
Cervical
56
Name this artery
Right internal carotid artery
57
Name this artery
Right common carotid artery
58
Name this artery
Right external carotid artery
59
Name this artery
Facial artery
60
Describe the pathway the facial artery takes from the right external carotid artery 5
Deep to mandible
Across Inferior border of mandible onto face
Corner of the mouth
Corner of the nose
Medial corner of the eye
61
How do u differentiate between the facial artery and the facial vein?
Facial artery is torturous rout (very wiggly)
Facial vein is straight
62
The common facial vein drains into what?
Internal jugular vein
63
Describe the pathways of the facial vein 5
Medial Corner of eye
Corner of nose
Corner of mouth
Over the lower border of the mandible
Drain into internal jugular vein
64
Name this structure
Cavernous sinus
65
Name these veins
Superior and inferior ophthalmic veins
66
Name this vein
Facial vein
67
Name this vein
Deep facial vein
68
Name this vein
Common facial vein
69
Name this vein
Internal jugular vein
70
Name this structure
Pterygoid venous plexus
71
Superficial lymphatics follow what?
Veins
72
Deep lymphatics follow what?
Arteries
73
Superficial and deep lymphatics drain to ?
Deep cervical lymph nodes
74
Look at this overview
75
What is a dermatome?
Is the area of skin supplied by the sensory fibres of a specific somatic spinal nerve
76
On the dermatome map the area of the nipple is supplied by what spinal nerve?
T4
77
On the dermatome map the area of the umbilicus is supplied by what spinal nerve?
T10
78
What is the sensory nerve supply to the face? 2
Great auricular nerve C2&3
Trigeminal nerve CN V
79
The great auricular nerve supplies what?
Corner of mandible
80
Which division of the Trigeminal nerve supplies this area of the face?
Ophthalmic division -V1/a
81
Which division of the Trigeminal nerve supplies this area of the face?
Maxillary division -V2/b
82
Which division of the Trigeminal nerve supplies this area of the face?
Mandibular division - V3/c
83
How are the 3 divisions of the Trigeminal nerve not identical?
Some branches of V3/c contain motor fibres as well as sensory fibres
84
What is the main branch of the ophthalmic division of the Trigeminal nerve CNV1/a
Supra-orbital nerve
85
Name this branch of CNV1
Lacrimal nerve
86
Name this branch of CNV1
Supraorbital nerve
87
Name this branch of CNV1
Supra-Trochlear nerve
88
Name this branch of CNV1
Infra-Trochlear nerve
89
Name this branch of CNV1
External nasal nerve
90
What is the main nerve branch of the maxillary division of CNV?
Infra-orbital nerve
91
Name this branch of CNV2
Infra-orbital nerve
92
Name this branch of CNV2
Zygomatico-temporal
93
Name this branch of CNV2
Zygomatico-facial nerve
94
What is the main branch of the mandibular division of CNV?
Mental nerve
95
Name this branch of CNV3
Auriculo-temporal nerve
96
Name this branch of CNV3
Long buccal nerve
97
Name this branch of CNV3
Mental nerve
98
Name the foraminae and the nerve that comes out of them
Supra-orbital foraminae
Supra-orbital nerve
99
Name the foraminae and the nerve that comes out of them
Zygomaticofacial Foramen
Zygomatico- facial nerves
100
Name the foraminae and the nerve that comes out of them
Mental foraminae
Mental nerves
101
Name the foraminae and the nerve that comes out of them
Infra-orbital foraminae
Infra-orbital nerves
102
Look at this overview diagram of the sensory nerve supply to the face
