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Step 1 Review > Anatomy > Flashcards

Anatomy Flashcards

1
Q

Which nerve is injured? Wrist laceration

A

Median

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2
Q

Which nerve is injured? Loss of foot plantarflexion and inversion

A

Tibial

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3
Q

Which nerve is injured? Flattened deltoid (loss of arm abduction greater than 15 degrees)

A

Axillary

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4
Q

Which nerve is injured? Loss of grip strength

A

Radial

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5
Q

Which palsy? Lower trunk

A

Klumpke

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6
Q

Which nerve is injured? upward force on arm during delivery of infant

A

Klumpke/Lower

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7
Q

Which nerve is injured? Fracture of medial epicondyle of humerus

A

Ulnar

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8
Q

Which artery accompanies the nerve? Tibial

A

Popliteal

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9
Q

Lumbricals ___ the MCP joints and ____ the PIP and DIP joints.

A

Flex; Extend

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10
Q

Which nerve is injured? Cervical Rib

A

Thoracic Outlet Syndrome

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11
Q

Tennis elbow arises with repetitive ______ and _____ epicondylitis

A

extension; lateral

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12
Q

Golfer’s elbow arises with repetitive _____ and ____ epicondylitis

A

flexion; medial

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13
Q

Guyon canal syndrome is seen in cyclists and involves compression of the ____ nerve.

A

Ulnar

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14
Q

Which palsy? Upper trunk lesion

A

Erb

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15
Q

Which nerve is injured? Anatomical landmark for pudendal nerve block

A

Ischial spine

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16
Q

Which nerve is injured? Grabbing a branch or something to break a fall

A

Klumpke/Lower trunk

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17
Q

Which nerve is injured? Axillary node dissection post-mastectomy

A

Long Thoracic

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18
Q

Which artery accompanies the nerve? Long thoracic

A

Lateral thoracic

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19
Q

Which nerve is injured? Thigh Flexion and Leg Extension

A

Femoral

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20
Q

Which artery accompanies the nerve? Radial

A

Deep Brachial

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21
Q

Which artery accompanies the nerve? Axillary

A

Posterior circumflex

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22
Q

Which nerve is injured? Loss of sensation over lateral arm

A

Axillary

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23
Q

Which nerve is injured? Posterior hip dislocation

A

Inferior gluteal

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24
Q

Which nerve is injured? Cannot abduct arm above horizontal position

A

Long thoracic

25
Q

Which nerve is injured? Midshaft fracture of humerus

A

Radial

26
Q

Which nerve is injured? Loss of foot eversion and dorsiflexion

A

Common Peroneal

27
Q

A fall on an outstretch arm may damage the ____ bone and cause ____ nerve injury.

A

Hamate (hook); ulnar

28
Q

Which nerve is injured? Thigh adduction and medial thigh sensation

A

Obturator

29
Q

Which nerve is injured? Deficits: arm abduction, lateral rotation, flexion, supination

A

Erb Palsy/Upper Trunk

30
Q

Which nerve is injured? Knee trauma or Baker cyst

A

Tibial

31
Q

Which nerve is injured? Compression of Lower trunk and subclavian vessels

A

Thoracic Outlet Syndrome

32
Q

Which nerve is injured? Interossei

A

Ulnar

33
Q

Which nerve is injured? Lateral traction of neck during delivery of infant

A

Erb/Upper trunk

34
Q

Which muscle medially rotates and adducts arm?

A

Subscapularis

35
Q

Which nerve is injured? Loss of forearm flexion and supination

A

Musculocutaneous

36
Q

Which nerve is injured? Winged Scapula

A

Long Thoracic (Serratus Anterior)

37
Q

Which artery accompanies the nerve? Tibial posterior to medial malleolus

A

posterior tibial

38
Q

Which nerve is injured? Fibular neck fracture

A

Common peroneal

39
Q

Which artery accompanies the nerve? Median

A

Brachial

40
Q

Which nerve is injured? Anterior dislocation of humerus

A

Axillary

41
Q

Which nerve is injured? Compression of axilla (crutches, Saturday night palsy)

A

Radial

42
Q

Dislocation of the ____ may cause Carpal Tunnel Syndrome

A

lunate

43
Q

Which nerve is injured? Loss of sensation over lateral forearm

A

Musculocutaneous

44
Q

Which nerve is injured? fractured surgical neck of humerus

A

Axillary

45
Q

Which nerve is injured? Supracondylar fracture of humerus

A

Median

46
Q

Injured pitching

A

Infraspinatus (laterally rotates arm)

47
Q

Which nerve is injured? Difficulty rising from seated or climbing stairs

A

Inferior gluteal

48
Q

Which rotator cuff muscles laterally rotate the arm?

A

Infraspinatus, Teres Minor

49
Q

Which nerve is injured? Pancoast tumor

A

Thoracic outlet syndrome

50
Q

Which nerve is injured? Sensation over medial dorsal hand

A

Ulnar

51
Q

Most common rotator cuff injury

A

Supraspinatus

52
Q

Which nerve is injured? IM injection to upper medial gluteal region

A

Superior gluteal

53
Q

Which nerve is injured? Superficial laceration of palm

A

Recurrent branch of median (thenar muscle weakness only)

54
Q

Sarcomere: region spanned by myosin fibers

A

A Band

55
Q

Sarcomere: location of myosin anchoring

A

M Line

56
Q

Sarcomere: location of actin filament anchoring

A

Z disc

57
Q

Sarcomere: region containing only actin filaments

A

I band

58
Q

Sarcomere: region containing only myosin filaments

A

H band

Step 1 Review (15 decks)

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