Head and Neck 4 Flashcards

1
Q

What is A?

A

Coronoid process

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is B?

A

Condyler process

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is C?

A

Mandibular foramen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is D?

A

Angle

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is E?

A

Mental foramen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is F?

A

Mental protrubence

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What are the different types of teeth?

A

Incisor

Canines

Premolars

Molars

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

How many of each type of deciduous teeth are there?

A

Incisor 8

Canines 4

Molars 8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

How many of each type of permanent teeth are there?

A

Incisors 8

Canines 4

Premolars 8

Molars 12

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What type of joint is the temporomandibular joint (TMJ)?

A

Hinge (synovial)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What are the 2 articular processes that form the temporomandibular joing?

A

Mandibular fossa of the temporal bone

Condyler process of the mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What movements of the mandible occur at the TMJ?

A

Elevation (close mouth)

Depression (open mouth)

Protrusion (protude chin)

Retrusion (retrude chin)

Side to side movements (grinding and chewing)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What are the muscles of mastication?

A

Temporalis

Masseter

Medial pterygoid

Lateral pterygoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What are the bony attachments of the temporalis muscle?

A

Temporal fossa

Coronoid process of mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

How do the fibres of the temporalis differ?

A

Anterior fibres are nearly vertical

Posterior fibres are nearly horizontal

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What happens when the anterior fibres of the temporalis contract?

A

Elevation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What happens when the posterior fibres of the temporalis contract?

A

Lateral movement of same side and retrusion

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What are the bony attachments of the masseter?

A

Zygomatic arch

Outer surface of the ramus and coronoid process of the mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What are the actions of the masseter?

A

Elevation (mainly)

Protrusion

Retrusion

Lateral movement

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

What does the medial pterygoid muscles attach to?

A

Lateral surface of the lateral pterygoid plate of the skull

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What does the medial pterygoid muscle attach to?

A

Medial surface of the lateral pterygoid plate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q
A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

To which part of the mandible does the lateral pterygoid muscle attach?

A

Enters into joint capsule of the TMJ to insert onto neck of mandible and also the articular disc of this joint

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

To which part of the mandible does the medial pterygoid muscle attach?

A

Medial surface of ramus and angle of mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

What are the actions of pterygoid muscles?

A

Protrusion and depression (when both lateral contract)

Lateral movement (when lateral pterygoid contracts with medial of same side)

Elevation and protrusion (when two medial contract)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

What is A?

A

Temporalis

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What is B?

A

Zygomatic arch

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

What is C?

A

Masseter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What is D?

A

Mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

What is E?

A

Medial pterygoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

What is F?

A

Lateral pterygoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

What group of muscles produce depression of the mandible?

A

the lateral pterygoid muscles and the suprahyoid muscles (run from mandible to hyoid bone)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
33
Q

What are the suprahyoid muscles that depress the jaw?

A

Anterior digastric

Geniohyoid

Mylohyoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
34
Q

What is A?

A

Digastric (anterior belly)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
35
Q

What is B?

A

Mylohyoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
36
Q

What is C?

A

Digastric (posterior belly)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
37
Q

What is D?

A

Stylohyoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
38
Q

What muscles produce elevation of the mandible?

A

1) Masseter
2) Temporalis
3) Medial pterygoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
39
Q

What muscles produce depression of the mandible?

A

1) Anterior digastric
2) Geniohyoid
3) Mylohyoid
4) Lateral Pterygoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
40
Q

What muscles produce protrusion of the mandible?

A

1) Lateral pterygoid (main)
2) Masseter
3) Medial pterygoid

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
41
Q

What muscles produce retraction of the mandible?

A

1) Temporalis (posterior)
2) Masseter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
42
Q

What muscles produce side to side movements of the mandible?

A

1) Temporalis of same side
2) Pterygoids of same side
3) Masseter

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
43
Q

Innervation of the muscles of mastication is done by branches of what?

A

Mandibular division of trigeminal mnerve

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
44
Q

Where does the mandibular nerve emerge from?

A

Oval foramen

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
45
Q

Where do the motor branches of the mandibular nerve supply the muscles of mastication?

A

Infratemporal fossa

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
46
Q

What sensory branch of the mandibular nerve enters the mandibular foramen and supplies sensory innervation to the mandibular area?

A

Inferior alveolar

47
Q

The vestibule of the oral cavity refers to the space between what?

A

Lips and teeth

48
Q

The muscle innervated by the facial nerve that lies in the lateral walls of the oral cavity is?

A

Buccinator

49
Q

The buccinator is innervated by what?

A

Facial nerve

50
Q

The muscle of facial expression whose contraction causes closing/pursing of the lips is?

A

Orbiculolaris oris

51
Q

The posterior opening of the oral cavity is called the?

A

Oropharyngeal pharynx

52
Q

Where does the hard palate lie relative to the soft palate?

A

Hard palate is anterior to the soft palate, both forming the roof of the oral cavity

53
Q

What 2 bones form the hard palate?

A

Palatine process of maxilla

Horizontal plate of palatine

54
Q

What are the muscles of the soft palate?

A

Tensor vali palatini

Levator vali palatini

Palatoglossus

Palatopharyngeus

Muscularis uvuias

55
Q

What is A?

A

Tensor veli palatini muscle

56
Q

What is B?

A

Levator veli palatini muscle

57
Q
A
58
Q

What is C?

A

Superior pharyngeal constrictor muscle

59
Q

What is D?

A

Palatopharyngeus muscle

60
Q

What is E?

A

Palatoglossus muscle

61
Q

What is F?

A

Hamulus

62
Q

What is the motor nerve supply to the muscles of the soft palate?

A

Pharyngeal branch of CN X (vagus) via pharyngeal plexus

(except tensor veli palatini which is branch of V3)

63
Q

What is the collective action of the muscles of the soft palate?

A

Closes of nasal passage during swallowing

64
Q

What is the anterior border of the oropharynx?

A

Right and left palatoglossal arches

65
Q

Where does the oropharynx extend from and to?

A

Extends from the uvala of the soft palate to the tip of the epiglottis below

66
Q

What type of cellular tissues makes up the palatine tonsils?

A

Lymphoid

67
Q

What is A?

A

Palatoglossal arch

68
Q

What is B?

A

Palatopharyngeal arch

69
Q

What is C?

A

Uvula

70
Q

What is D?

A

Palatine tonsil

71
Q

What are the functions of the tongue?

A

Moving food during chewing

Taste

Speech

72
Q

What can the tongue be divided into?

A

Anterior 2/3 and posterior 1/3 by a V shaped sulcus called the terminal sulcus

73
Q

What is the embryological significance of the foramen caecum?

A

Remnant of the thyroglossal duct

74
Q

What does the anterior 2/3 of the tongue have on the dorsal surface?

A

Surface projections of mucosa mambrane that make it rough, called papillae

75
Q

What are the 3 types of papillae?

A

Filiform

Fungiform

Vavate

76
Q

In what papillae are taste buds present?

A

Fungiform and vavate

(not filiform)

77
Q

What are the projections on the dorsal posterio 1/3 of the tongue?

A

Elevations produced by submucosal lymphoid tissue collection, called lingual tonsil

78
Q

What is the inferior surface of the tongue covered by?

A

Smooth mucous membrane

79
Q

What is the fold of mucous membrane that fixes the tongue to the floor of the mouth called?

A

Frenulum

80
Q

What is A?

A

Deep lingual vein

81
Q

What is B?

A

Frenulum

82
Q

What is C?

A

Opening of duct from sublingual gland

83
Q

What provides general sensory innervation (touch, pain, temperature) to:

  • anterior 2/3 of tongue
  • posterior 1/3 of tongue
A

Anterior 2/3 - lingual branch of mandibular (V3) division of trigeminal nerve

Posterior 1/3 - glossopharyngeal nerve (IX)

84
Q

What provides taste sensory innervation to:

  • anterior 2/3 of tongue
  • posterior 1/3 of tongue
A

Anterior 2/3 - chorda tympani branch of facial nerve

Posterior 1/3 - glossopharygeal

85
Q

What are the 2 types of muscles of the tongue?

A

Intrinsic (originate and insert within the tongue)

Extrinsic (attach from the tongue to surrounding bones or soft palate)

86
Q

What do the extrinsic muscles of the tongue do?

A

Change the position of the tongue

87
Q

What do the intrinsic fibres of the tongue do?

A

Alter shape of tongue

88
Q

What are the extrinsic muscles of the tongue?

A

Genioglossus

Hyoglossus

Styloglossus

Palatoglossus

89
Q

What is the attachment of the genioglossus?

A

Inner surface of the hyoid close to midline

90
Q

What is the action of the genioglossus?

A

Protrudes tongue to opposite side

91
Q

What is the attachment of the hyoglossus?

A

Upper border of body of mandible

92
Q

What is the action of the hyoglossus?

A

Depresses tongue

93
Q

What is the attachment of the styloglossus?

A

Anterior border stylohyoid process

94
Q

What is the action of the styloglossus?

A

Helps narrow oropharynx in swallowing

95
Q

What is the attachment of the palatoglossus?

A

Soft palate

96
Q

What is the action of the palatoglossus?

A

Helps narrow oropharynx in swallowing

97
Q

When the nerve innervating the right genioglossus is damaged, which direction would you expect the patients tongue to deviate if you ask them to protrude it?

A

Right

98
Q

What is A?

A

Genioglossus

99
Q

What is F?

A

Geniohyoid

100
Q

What is B?

A

Hyoglossus

101
Q

What is C?

A

Stylohyoid

102
Q

What is D?

A

Styloglossus

103
Q

What is E?

A

Palatoglossus

104
Q

What are the extrinsic and intrinsic muscles of the tongue innervated by?

A

Hypoglossal nerve

Apart from the palatoglossus which is innervated by the pharyngeal plexus (CN X)

105
Q

What are the 3 paired salivary glands?

A

Parotid

Submandibular salivary gland

Sublingual

106
Q

What are the 2 parts of the submandibular gland?

A

Superficial/deep lobes

107
Q

What muscle seperates the superficial and deep lobes of the submandibular glands?

A

Myohyoid muscle

108
Q

Where in relation to the floor of the mouth does the submandibular gland lie?

A

Inferior to the floor of the mouth

109
Q

Where does the submandibular salivary duct open into?

A

Sublingual caracles

110
Q

How does parasympathetic innervation affect the salivary glands?

A

Secretomotor

111
Q

What nerve supplies parasympathetic innervation to the parotid gland?

A

Glossopharyngeal

112
Q

What nerve supplies parasympathetic innervation to the submandibular salivary gland?

A

Chordis tympani nerve (from submandibular ganglion)

BRANCH OF THE FACIAL NERVE

113
Q

What nerve supplies parasympathetic innervation to the sublingual gland?

A

chorda tympani nerve

The chorda tympani nerve (from the facial nerve via the submandibular ganglion)