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ENT > Radiology > Flashcards

Radiology Flashcards

1
Q

When would you do barium swallow?

A

Barium swallow used if no abnormality found at endoscopy

To demonstrate strictures distal to the cricopharyngeus
Pharyngeal pouches
Oesophageal dysmotility

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2
Q

Transmits V2 of trigeminal nerve

A

Foramen rotundum

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3
Q

Connects PPF to middle cranial fossa

A

Foramen rotundum

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4
Q

Transmits V3 of trigeminal nerve

A

Foramen ovale

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5
Q

Transmits accessory meningeal artery

A

Foramen ovale

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6
Q

Transmits middle meningeal artery

A

Foramen spinosum

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7
Q

Transmits vidian nerve, artery and vein

A

Vidian canal

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8
Q

PPF to middle cranial fossa

A

Foramen rotundum

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9
Q

MCF/foramen lacerum to PPF

A

Vidial canal

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10
Q

Orbit to PPF

A

Inferior orbital fissure

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11
Q

Nose to PPF

A

Sphenopalatine foramen

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12
Q

Mouth to PF

A

Greater and lesser palatine canals

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13
Q

Masticator space to PPF

A

Pterygomaxillary fissure

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14
Q

Origin of petrosal nerves

A

Geniculate ganglion

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15
Q

Taste fibres synapse here

A

Geniculate ganglion

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16
Q

Where does the tympanic segment of the facial nerve lie?

A

Below the lateral semicircular canal in middle ear cavity

17
Q

3 branches of the mastoid segment of the facial nerve

A
  • Chorda tympani
  • Nerve to stapedius muscle
  • Post. auricular branch of vagus nerve
18
Q

What does the extra-cranial segment of the facial nerve supply?

A

The muscles of facial expressino

19
Q

Things on the slide at the nasopharynx level

A
  • eustachian tube opening
  • torus tubarius (protrusion just behind the eustachian tube)
  • prevertebral muscles
20
Q

Where is the pharynx?

A

From the base of the skull to C6/level of cricopharyngeus

21
Q

Level of the cricopharyngeus

A

C6

22
Q

Muscles in the pharyns

A
  • 3 constrictor muscles and
  • cricopharyngeus
  • palatopharyngeus
  • stylopharyngeus
23
Q

Where is the oropharynx?

A

From the soft palat to the epiglottis

24
Q

Where is the hypopharynx?

A

level of glossoepiglottic fold/pharyngoepiglottic folds to the inferior cricoid cartilage

(this is the same as the larynx but the larynx is anterior)

25
Q

Mucosa
Lymphoid tissue
Constrictor muscles

A

Pharyngeal mucosal space

26
Q

Mandible
Muscles
CNV

A

Masticator space

27
Q

Which nerve in mandible space?

A

CNV

28
Q

Pathology of the masticator space

A

Dental abscess/cyst

Invasion from oral cavity

29
Q

Where is the retropharyngeal space?

A

Deep to the pharyngeal mucosa and anterior to the longus coli and capitus muscles

30
Q

Carotid artery
Jugular vein
Cranial and sympathetic nerves
Lymph nodes

A

Carotid space

31
Q

Pathology of carotid space

A

Schwannoma
Paraganglioma
Lymph nodes

ENT (14 decks)

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