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BDS Finals > Anatomy > Flashcards

Anatomy Flashcards

1
Q

Lingual Nerve Position

A

Between medial pterygoid and mandible

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1
Q

What is medial to zygomatic arch

A

Masseter

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2
Q

Rotation direction of condyle on working side

A

Vertical

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3
Q

Curve of Monson

A

Combination of Curve of Speed and Curve of Wilson

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4
Q

Curve of Wilson

A

Occlusion of posterior teeth conform to a curved plane

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5
Q

Curve of Spee

A

Upwards inclination of mandibular posterior teeth

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6
Q

Spaces for initial odontogenic infection (5)

A
  1. Pterygomandibular
  2. Infratemporal
  3. Deep temporal
  4. Superficial temporal
  5. Masseteric
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7
Q

Where is the lingual plate thinner than the buccal plate

A

Lower 8s

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8
Q

Exit points for the 3 branches of the trigeminal nerve

A

Supra-orbital notch
Infra-orbital foramen
Mental foramen

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9
Q

Where must trauma have occurred if all branches of CN V are affected (3)

A

Base of the skull
Pons
Cavernous sinus (CN III & IV also impacted)

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10
Q

Branches of opthalmic division of CN V (3)

A

Frontal
Lacrimal
Nasociliary

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11
Q

Branches of maxillary division of CN V (2)

A

Zygomatic
Infra-orbital

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12
Q

Branches of the facial nerve (5)

A

Temporal
Upper buccal
Lower buccal
Marginal mandibular
Cervical

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13
Q

Orbitomeatal line

A

Outer canthus of eye to centre of external auditory meatus

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14
Q

Origin of masseter (2)

A

Superficial part - Zygomatic arch
Deep part - Zygomatic arch of temporal bone

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15
Q

Insertion of masseter

A

Angle of mandible

16
Q

Action of masseter

A

Elevates mandible

17
Q

Innervation of masseter

A

Mandibular nerve
V3

18
Q

Origin of temporalis

A

Temporal fossa of the skull

19
Q

Insertion of temporalis

A

Coronoid process of mandible

20
Q

Action of temporalis (2)

A

Elevates mandible
Retraction of mandible

21
Q

Innervation of temporalis

A

Mandibular nerve
V3

22
Q

Origin of medial pterygoid (3)

A

Superficial - Maxillary tuberosity and pyramidal process of palatine bone
Deep - Medial aspect of lateral pterygoid plate of sphenoid bone

23
Q

Insertion of medial pterygoid

A

Ramus of the mandible near the angle

24
Q

Action of medial pterygoid

A

Elevates mandible

25
Q

Innervation of medial pterygoid

A

Mandibular nerve
V3

26
Q

Origin of lateral pterygoid (2)

A

Superior - Greater wing of sphenoid
Inferior - Lateral pterygoid plate of sphenoid

27
Q

Insertion of lateral pterygoid

A

Neck of mandible

28
Q

Action of lateral pterygoid (3)

A
  1. Protraction of mandible
  2. Depression of chin
  3. Side to side movement of jaw
29
Q

Innervation of lateral pterygoid

A

Mandibular nerve
V3

30
Q

What does the lingual nerve supply

A

Anterior 2/3 of dorsal and ventral mucosa of tongue

BDS Finals (23 decks)

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