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!VIVA/PACES/PSA > Anatomy and nerves > Flashcards

Anatomy and nerves Flashcards

1
Q

Dorsiflexion of foot and eversion. Sensation on lateral aspect of thigh. Nerve and root?

A

Common peroneal nerve

L4-S2

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2
Q

Ankle dorsiflexion - nerve root?

A

L4

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3
Q

Ankle plantar flexion - nerve root?

A

L5 S1

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4
Q

Foot eversion - nerve root?

A

S1

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5
Q

Foot inversion - nerve root?

A

L5

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6
Q

Great toe dorsiflexion - nerve root?

A

L5

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7
Q

Ankle plantarflexion - nerve root?

A

S1, S2

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8
Q

Ankle jerk - nerve root?

A

S1

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9
Q

Hip flexion - nerve root?

A

L1/L2

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10
Q

Anatomy of swan neck deformity

A

PIP hyperextension

DIP flexion

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11
Q

Anatomy of boutonniere’s deformity

A

PIP flexion

DIP extension

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12
Q

Muscles supplied by median nerve

A

LOAF

  • Lateral two lumbricals
  • Opponens pollicis
  • Abductor pollicis brevis
  • Flexor pollicis brevis
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13
Q

What is the adductor pollicis innervated by?

A

Ulnar nerve

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14
Q

Muscles affected in De Quervain’s tenosynovitis?

A

Extensor pollicis brevis

Abductor pollicis longus

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15
Q

L3 nerve root compression features

A

Sensory loss over anterior thigh
Weak quadriceps
Reduced knee reflex
Positive femoral stretch test

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16
Q

L4 nerve root compression features

A

Sensory loss anterior aspect of knee
Weak quadriceps
Reduced knee reflex
Positive femoral stretch test

17
Q

L5 nerve root compression

A

Sensory loss dorsum of foot
Weakness in foot and big toe dorsiflexion
Reflexes intact
Positive sciatic nerve stretch test

18
Q

S1 nerve root compression

A

Sensory loss posterolateral aspect of leg and lateral aspect of foot
Weakness in plantar flexion of foot
Reduced ankle reflex
Positive sciatic nerve stretch test

19
Q

Numb chevron - what nerve?

A

Axillary nerve

20
Q

Elbow dislocation causing nerve damage - what would you see and what nerve?

A

Claw hand, ulnar

21
Q

Waiter’s tip deformity - what nerve roots?

A

C5/6

22
Q

Posterior hip location causing nerve damage - what would you see and what nerve?

A

Sciatic nerve damage, foot drop

23
Q

Fibula neck fracture causing nerve damage - what would you see and what nerve?

A

Common Peroneal nerve - foot drop

24
Q

Knee dislocation causing nerve damage - what would you see and what nerve?

A

Common Peroneal nerve - foot drop

25
Q

What artery may be damaged with a humeral supracondylar fracture?

A

Brachial artery

26
Q

Pott’s fracture is

A

bimalleolar

27
Q

Cotton’s fracture is

A

trimalleolar

28
Q

Pilon fracture involves

A

distal tibia involving articular surface

29
Q

Maisonneuve fracture involves

A

twisting force disrupting syndesmosis -> high fibular fracture -> do long length x-ray

30
Q

What does the ulna nerve supply?

A

Hypothenar, medial lumbricals, interossei, adductor pollicis, FDP (medial), FCU

!VIVA/PACES/PSA (5 decks)

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