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TAS Revision > Emergency Medicine > Flashcards

Emergency Medicine Flashcards

1
Q

What section of the face does the inferior alveolar nerve supply?

A

The lower hemimandible

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2
Q

What section of the face does the anterior alveolar nerve supply?

A

The upper hemimandible

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3
Q

What is the toxidrome of methanol?

A

High anion gap with visual disturbance

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4
Q

What is the antidote to methanol poisoning?

A

Fomepizole IV

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5
Q

What is the main side effect of aminophylline overdose?

A

Cardiac arrhythmia

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6
Q

What is the timeline of events in bone healing?

A

Haematoma formation
Inflammation
Fibrocartilaginous callus formation - first 1-2 weeks
Boney callus formation - 2-3 weeks post injury
Bone remodelling - months to years

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7
Q

Which movement assesses function of the median nerve?

A

‘OK’ sign

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8
Q

Which movement assesses function of the radial nerve?

A

‘Thumbs up’

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9
Q

Which movement assesses function of the ulnar nerve?

A

Finger Abduction

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10
Q

What is the most common nerve injury in supracondylar fractures?

A

Median nerve damage

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11
Q

Which nerve is most commonly injured in shoulder dislocation?

A

Axillary nerve

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12
Q

Which nerve injury presents typically with wrist drop?

A

Radial nerve injury

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13
Q

What are the symptoms of serotonin syndrome?

A

Sweating
Dilated pupils
Increased tone
Increased reflexes
Agitation

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14
Q

What are the features of lead poisoning?

A

Anaemia
Basophilic stippling
Constipation/ colicky abdominal pain
Drops (wrist drop/ foot drop)
Encephalopathy

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15
Q

Overdose of which substance can cause gut scarring/ pyloric stenosis?

A

Iron overdose

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16
Q

Which muscles of the hand are supplied by the median nerve?

A

Lateral two lumbricals
Opponens policis
Abductor policis brevis
Flexor policis brevis

17
Q

Why is sodium bicarbonate used in aspirin overdose?

A

Sodium bicarbonate alkalinises the urine. Aspirin is more soluble in its neutral salt form, therefore it is excreted faster following sodium bicarbonate administration

18
Q

Which two medications present with hyperventilation and respiratory alklaosis in overdose?

A

Aspirin/ salicylates
Theophyllines

19
Q

What type of collagen causes the callus formation in bone healing?

A

Type I

TAS Revision (14 decks)

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