MSK Flashcards

1
Q

N damaged d/t appendectomy

A

Iliohypogastric

(f):
S - suprapubic + gluteal
M - a/l Abd wall

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2
Q

N origins

L1:
L1-2:
L2-3:
L2-4:

A

L1: iliohypogastric + ilioinguinal

L1-2: genitofemoral

L2-3: L femoral cutaneous

L2-4: obturator + femoral

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3
Q

Humeral extension and Int rotation of arm by which muscle?

A

Teres major

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4
Q

Movement and rotation of scapula by which muscle?

A

Trapezius

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5
Q

Abduction of arm <15°

A

Supraspinatus

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6
Q

Ext rotation of arm by

A

Infraspinatus

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7
Q

Add and ext rotation of arm by

A

Teres minor

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8
Q

Add and Int rotation of arm by?

A

Subscapularis

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9
Q

Overexpression of MCH 8 + CD8 lymphocytic infilteration on sarcolemma seen in

A

Polymyositis

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10
Q

Symmetric proximal muscle weakness seen in

A

Polymyositis

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11
Q

MC Nerve root involved in sciatica

A

S1

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12
Q

Claw hand w sensory loss in 4th + 5th digits seen in

A

Ulnar claw (palsy)

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13
Q

Claw hand w sensory loss in 1st, 2nd + 3rd digits seen in

A

Preacher’s hand

Median N palsy

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14
Q

Ape hand w sensory loss over whole palm seen in?

A

(Simian hand)

Median + Ulnar N palsy

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15
Q

Wrist drop w 1st + 2nd digit sensory loss seen in

A

Radial N palsy

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16
Q

Trendelenburg gait seen w?

A

Gluteus medius injury

17
Q

Difficulty opening mouth after trauma d/t?

A

Myositis ossificans traumatica

  • calcification of lateral pterygoid
18
Q

Inflammation in back + butt and pain relieved by exercise seen in?

A

Ankylosing spondylitis

  • inc IL 17 (d/t defective mucosal barrier and abn intestinal absorbtion) + TNF-a + Prostaglandins
19
Q

Bridging/ fused syndesmophytes seen w?

A

Bamboo spine - AS

20
Q

inc ALP

A

Pagets disease of bone/ Osteitis deformans

  • new bone replacing old bone
  • 2#MC bone disorder after Osteoporosis
  • skull, spine, legs