Surface anatomy and the skull Flashcards

1
Q

What are the 5 major features of the mandible

A
  • Ramus of the mandible
  • Mandibular notch
  • Body of the mandible
  • Mental foramen
  • Mandibular foramen
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2
Q

Which bones all contain air sinuses

A

Maxilla, frontal, sphenoid

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3
Q

Describe the temporomandibular joint at rest

A

Head of condylar process lies in the mandibular fossa (depression on the under-surface of the temporal bone)

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4
Q

Describe the temporomandibular joint when in use

A
  • Condylar head moves forward onto the articular eminence
  • Anterior dislocation if condylar head slips in front of the articular eminence
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5
Q

What are the major features of the oral cavity

A
  • Bounded by dental arches and the oropharyngeal isthmus
  • Frenula - folds of mucosa between gingiva and cheek/lips
  • Frenulum - Limits how much you can lift your tongue
  • Sublingual folds
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6
Q

How many parts is the tongue comprised of and what are they

A
  • 2/3 anterior
  • 1/3 posterior
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7
Q

What is the sulcus terminalis

A

V-shaped boundary between anterior and posterior tongue

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8
Q

How many parts is the palate comprised of and what are they

A
  • Anterior hard palate
  • Posterior soft palate
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9
Q

What is in the soft palate

A
  • Muscular
  • Tendinous
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10
Q

What bones form the border between the soft and hard palate

A

Palatine bones

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11
Q

What are the bony parts of the hard palate

A
  • Palatine process of maxilla
  • Horizontal plate of palatine bone
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12
Q

Where is the greater palatine foramen found

A

Between maxilla and palatine bone

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13
Q

What is the anterior triangle of the neck bound by

A
  • Anterior border of the sternocleidomastoid muscle
  • Inferior border of the mandible
  • Midline of the neck
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14
Q

What is the posterior triangle of the neck bound by

A
  • Posterior border of the sternocleidomastoid muscle
  • Anterior border of the trapezius muscle
  • Middle 1/3 of the clavicle
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15
Q

Where are the sternocleidomastoid muscles found

A

Start at the clavicle and sternum

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16
Q

Where is the hyoid bone found

A

In the mid-line, a few centre-meters below the chin

17
Q

What is the larynx

A
  • ‘Voice-box’
  • Tube-like structure running down the neck, between the sternocleidomastoid muscles
18
Q

What are the pulse points in the head and neck

A
  1. Temporal pulse (superficial temporal artery)
  2. Temporal pulse (anterior branch of superficial temporal artery)
  3. Carotid pulse
  4. Facial pulse