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Respiratory System Anatomy > Face, Scalp, TMJ > Flashcards

Face, Scalp, TMJ Flashcards

1
Q

Muscle used to raise eyebrows

A

Frontalis

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2
Q

Muscle for worried or concerned look

A

Corrugator supercilli

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3
Q

A look of surprise when what muscle contracts

A

Frontalis

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4
Q

Muscle that makes Wrinkles on forehead

A

Frontalis

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5
Q

What muscle closes the eyelids tightly when youre scared

A

Orbital part of orbicularis oculi

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6
Q

What closes the eyelids gently when youre blinking or sleeping

A

Palpebral part of orbicularis oculi

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7
Q

Muscle that when contracted pulls down the medial end of eyebrows

A

Corrugator supercilli

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8
Q

Elevates upper lip

A

Levator labii superioris alaeque nasi

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9
Q

What are the actions of levator labii superioris alaeque nasi

A

Flaring of nostrils
Elevates upper lip
Depresses ala of the nose laterally

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10
Q

What are the actions of levator labii superioris

A

Elevates upper lip

Deepens the nasolabial fold (when sad)

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11
Q

Elevates the angle of the mouth

A

Levator anguli oris

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12
Q

When grinning or grimacing

A

Levator anguli oris

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13
Q

Draws angle of mouth backward and upward

A

Zygomaticus major

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14
Q

Depressor labii inferioris

A

Depress lower lip

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15
Q

When youre pouting. Lower lip protruding

A

Mentalis

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16
Q

Sphincter muscle that surrounds the oral fissure

A

Orbicularis oris

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17
Q

Which can be seen in the cadaver

A

Zygomaticus major

Levator anguli oris

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18
Q

Most deeply lovated muscle of facial expression

A

Buccinator

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19
Q

Forms the lateral border of the oral cavity

A

Buccinator

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20
Q

Important for articulation and mastication

A

Orbicularis oris

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21
Q

Aid in mastication

Keep food in vestibule of mouth

A

Buccinator and orbicularis oris

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22
Q

Soace between the cheek and teeth

A

Vestibule of mouth

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23
Q

Muscle lovated in the subcutaneous tissue of the neck

A

Platysma

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24
Q

Clench your teeth or frown

A

Platysma

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25
Q

What action of platysma

A

Tenses the neck when worried or stressed

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26
Q

Can depress the mandible

A

Platysma

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27
Q

Muscle that produces flaring of nostrils when angry or habing respiratory difficulty

A

Nasalis

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28
Q

Wiggle your ears

Not significant

A

Auricularis or auricular muscle

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29
Q

Kissing somebody. Compression of lips

A

Orbicularis oris

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30
Q

Worried or tense look

Angle of mouth drawn downward

A

Depressor labii inferioris

Depressor anguli oris

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31
Q

Very happy

A

Zygomaticus major and minor

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32
Q

Grinning

A

Levator anguli oris

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33
Q

Sensory supply of the face is from what cranial nerve

A

CN V

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34
Q

Trigeminal nerve has 3 divisions

A

Ophthalmic
Maxillary
Mandibular

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35
Q

Smallest of the 3 divisions of CN V

A

Ophthalmic V1

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36
Q

Supplies the area of skin derived from the embryonic frontonasal prominence

A

Ophthalmic dvision of CN V

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37
Q

Supplies area of skin from embryonic maxillary prominences

A

Maxillary division of cn v

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38
Q

Only division of CN V with motor fibers

A

Mandibular division of CN V

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39
Q

Supplies area of skin derived form embryonic mandibular prominence and muscles of mastication

A

Mandibular division of CN V

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40
Q

Motor supply of face

A

Mandibular nerve and facial nerve

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41
Q

Supplies muscles of mastication

A

Mandibular V3

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42
Q

Motor supply of muscles of facial expression

A

Facial nerve

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43
Q

Divisions of trigeminal nerve that is solely sensory

A

Ophthalmic and maxillary

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44
Q

Sensory supply to temporal region

A

Mandibular division

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45
Q

Nerve supply of dorsum of nose

A

Ophthalmic

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46
Q

Upper lip nerve supply

A

Maxillary

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47
Q

Eyelids nerve supply

A

Ophthalmic

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48
Q

Cheeks nerve supply

A

Maxillary

49
Q

The facial nerve exits from the skull and passes which foramen to give off posterior auricular branch

A

Stylomastoid foramen

50
Q

Posterior auricular branch supplies what

A

Occipitalis

51
Q

Facial nerve passes thru parotid gland and gives off 5 branches

A 
Temporal
Zygomatic
Buccal
Marginal mandibular
Cervical
52
Q

Muscles acting on upper lip is supplied by

A

Buccal branch

53
Q

Supplies lower lip muscles

A

Marginal mandibular

54
Q

Supplies the platysma

A

Cervical branch

55
Q

Arterial supply of the face originates from the what artery

A

External carotid artery

56
Q

Origin of facial artery and temporal artery

A

External carotid artery

57
Q

Supply of ophthalmic artery

A

Internal carotid artery

58
Q

Facial artery pulsation can be felt in

A

Mandible inferior border

59
Q

Another branch of external carotid artery

A

Superficial temporal

60
Q

Pulsation of superficial temporal

A

Infront of auricle

61
Q

Branches of ophthalmic artery

A

Supra orbital and supra trochlear artery

62
Q

Danger area of the face

Danger triangle

A

Facial vein communicates with cavernous sinus

Angular vein communicates with superior ophthalmic vein and communicates with cavernous sinus

63
Q

Facial vein communicates with what sinus

A

Cavernous sinus of the skull

64
Q

Venous channel where facial vein drains or communicates with

A

Cavernous sinus and pterygoid sinus

65
Q

Any infected wound like pimples can spread to the brain through the what

A

Cavernous sinus

66
Q

Peripheral facial paralysis

A

Bell’s palsy

67
Q

Injury of facial nerve to one side

A

Paralysis of facial muscle on affected side

68
Q

Affected side is the one with what features

A

Inability to wrinkle brow
Dropping eyelid or inability to close eye
Inability to puff cheeks
Drooping mouth or inability to smile or pucker

69
Q

Inability to wrinkle forehead what muscle affected

A

Frontalis

70
Q

Cannot smile with teeth so mouth is displaced towards what side

A

Normal side

71
Q

Lymphatic drainage

A

Parotid
Submandibular
Submental
Deep cervical

72
Q

Where do lymph nodes parotid; submandibular, submental drain into

A

Deep cervical

73
Q

Danger area of the face what are within

A

Upper lip

Nose

74
Q

Layers of the scalp

Outermost layer

A

Skin

75
Q

Contains sweat and sebaceous glands, hair follicles

A

Skin

76
Q

Next layer after skin

A

Connective tissue

77
Q

scalp layers

A 
Skin
Connective tissue
Aponeurosis
Loose areolar tissue
Perocranium
78
Q

What kind of CT in the scalp

A

Dense CT

79
Q

Wound to scalp is usually bloody because

A

Of dense ct

80
Q

Layer that attaches or holds the two bellies of occipitofrontalis together

A

Aponeurosis

81
Q

Responsible for superficial wounds to not gape

A

Aponeurosis

82
Q

Danger layer of the scalp

A

Loose areolar tissue

83
Q

Why is the danger layer of the scalp called danger layer because

A

Of the presence of emissary veins which connect the scalp veins with the intracranial venous sinuses

84
Q

Dense layer of CT

External periosteum of the neurocranium

A

Pericranium

85
Q

Nerve supply of the anterior border of scalp

A

CN V

86
Q

Nerve supply of the posterior border of the scalp

A

Spinal cutaneous nerves C2 and C3

Anterior and posterior rami

87
Q

What are emissary veins. Why is it dangerous

A

It connect scalp veins to the intracranial venous sinus

88
Q

Lymphatic drainage of scalp

A

No lymph nodes so lymph drains into the superficial ring of lymph nodes located at the junction it the head and neck

89
Q

Where does lymph of the scalp drain into

A

Superficial ring of lymph nodes (parotid, mastoid, occipital, submandibular)

90
Q

Blood supply of the posterior scalp

A

Occipital and posterior auricular artery

91
Q

Supplies the anterior scalp with blood

A

Superficial temporal artery

92
Q

Superficial temporal artery
Occipital artery
Posterior auricular artery

All from what artery

A

External carotid artery

93
Q

Supraorbital and supratrochlear artery are from the what artery

A

Internal carotid artery to ophthalmic artery

94
Q

Part of the mandible that completes the joint is the

A

Head of the condylar process

95
Q

The temporomandibular joint is a modified what joint

A

Hinge type of synovial joint

96
Q

Typical structure of a synovial joint

A

Articulating bones are held together by a fibrous capsule

Fibrous capsule is lined by a synovial membrane

Articulating surfaces are lined by articular cartilage

97
Q

TMJ is a modified synovial joint because

A

It has an articular disc

98
Q

A fibrocartilage that separates the articular surfaces of the TMJ

A

Articular disc

99
Q

What divides the joint inyo superior and inferior articular cavity

A

Articular disc

100
Q

The superior articular cavity functions to

A

Protrude and retract

101
Q

Function of the inferior articular cavity

A

Elevation, depression, rotation

102
Q

What ligament strengthens joint laterally preventing posterior dislocation if the TMJ

A

Lateral ligament

103
Q

Attached on one end to styloid process to angle of the mandible

A

Stylomandibular ligament

104
Q

Articular disc is what type of cartilage

A

Fibrocartilage

105
Q

Where usually the dislocation of TMJ

A

Anterior dislocation

106
Q

More medial ligament

“Swinging hinge” which serves as both fulcrum and as a check ligament for mandible at the TMJ

A

Sphenomandibular ligament

107
Q

When mouth is close, what is the position of TMJ

A

Head of mandible and articular disc in retracted position in the mandibular fossa

108
Q

When mouth is slightly opened, head of mandible and articular disc will begin to move where

A

Anterioru

109
Q

when mouth is wifely open

Head of mandible and articular disc will move where and will line what to the articular tubercle

A

Move anteriorly and line inferior to the articular tubercle

110
Q

What can be identified after chipping off a part of the mandible

A

Lateral and medial pterygoid

111
Q

What muscles produce these movements of the mandible:

Elevation (close mouth)

A

Temporalis
Masseter
Medial pterygoid

112
Q

What muscles cause depression or open mouth

A

Mainly by gravity but other muscles involved are
Lateral ptyregoid
Suprahyoid muscle
Infrahyoid muscle

113
Q

What protrudes the chin

A

Lateral pterygoid
Medial pterygoid
Masseter superficial fibers

114
Q

What retrudes chin

A

Temporalis (posterior oblique and horizontal fibers)

Masseter

115
Q

Lateral movements are made by what muscles

A

Temporalis of the same side
Pterygoids of the opposite side
Masseter

116
Q

Blood supply of the tmj

A

Branches of the maxillary artery which is one if the branches of external carotid artery

117
Q

Nerve supply of TMJ

A

Mandibular branch of the trigeminal nerve so V3

118
Q

How does lock jaw happen

A

Person will not be able to close his mouth when the head of the mandible and articular disc move past the articular tubercle

Respiratory System Anatomy (5 decks)

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