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OCS Anatomy > Moore hand > Flashcards

Moore hand Flashcards

1
Q

Opponens pollicis origin

A

Flexor retinaculum, tubercles of scaphoid and trapezium

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2
Q

Abductor pollicis brevis origin

A

Flexor retinaculum, tubercles of scaphoid and trapezium

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3
Q

Adductor pollicis origin

A

Oblique head: base of 2nd and 3rd metacarpals, capitate, trapezium; transverse head: shaft of 3rd metacarpal

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4
Q

Flexor digiti minimi origin

A

Hook of hamate and flexor retinaculum

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5
Q

Opponens digiti minimi origin

A

Flexor retinaculum, hook of hamate

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6
Q

Abductor digiti minimi origin

A

pisiform

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7
Q

Palmaris brevis origin

A

Flexor retinaculum and palmar aponeuorsis

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8
Q

1st and 2nd lumbricals origin

A

Lateral 2 tendons of flexor digitorum profundus (unipennate)

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9
Q

3rd and 4th lumbricals origin

A

Medial 3 tendons of FDP (bipennate)

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10
Q

Palmar interossei 1st-3rd origin

A

Palmar surfaces of metacarpals II, IV, V

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11
Q

Dorsal interossei 1st-4th origin

A

Adjacent sides of two metacarpals (as bipennate muscles)

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12
Q

Opponens pollicis insertion

A

Lateral side of proximal phalanx of thumb

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13
Q

Abductor pollicis brevis insertion

A

Lateral side of base of proximal phalanx

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14
Q

Adductor pollicis insertion

A

Medial side of 1st metacarpal

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15
Q

Flexor digiti minimi insertion

A

Medial side of base of proximal phalanx of digit V

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16
Q

Opponens digiti minimi insertion

A

Medial border of 5th metacarpal

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17
Q

Abductor digiti minimi insertion

A

Medial side of extensor expansion of 5h digit

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18
Q

Palmaris brevis insertion

A

Skin of ulnar border of palm

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19
Q

1st and 2nd lumbricals insertion

A

Lateral side of extensor expansion of digits II-III

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20
Q

3rd and 4th lumbricals insertion

A

Lateral extensor expansions of Digits IV-V

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21
Q

Palmar interossei 1st-3rd insertion

A

Extensor expansions of II, IV, V

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22
Q

Dorsal interossei 1st-4th insertion

A

Bases of proximal phalanges extensor expansions of II-IV

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23
Q

Opponens pollicis action

A

Bring the thumb into opposition

24
Q

Abductor pollicis brevis action

A

Abducts the thumb, helps oppose it

25
Q

Adductor pollicis action

A

Adducts the thumb into the lateral side of palm

26
Q

Flexor digiti minimi action

A

Flexes the proximal phalanx of the 5th digit

27
Q

Opponens digiti minimi action

A

Brings 5th digit anterior into opposition with thumb

28
Q

Abductor digiti minimi action

A

Abducts 5th digit

29
Q

Palmaris brevis action

A

Wrinkles the skin of the palm and deepens the hollow of the palm

30
Q

1st and 2nd lumbricals action

A

Flexes at MCP and extends at PIP

31
Q

3rd and 4th lumbricals action

A

Flexes at MCP and extends PIP

32
Q

Palmar interossei 1st-3rd action

A

Adducts fingers and helps lumbricals

33
Q

Dorsal interossei 1st-4th action

A

Abducts fingers and helps lumbricals

34
Q

Opponens pollicis innervation

A

Recurrent branch of Median nerve C8 T1

35
Q

Abductor pollicis brevis innervation

A

Recurrent branch of median nerve C8 T1

36
Q

Adductor pollicis innervation

A

Deep branch of ulnar nerve C8 T1

37
Q

Flexor digiti minimi innervation

A

Deep branch of ulnar nerve C8 T1

38
Q

Opponens digiti minimi innervation

A

Deep branch of ulnar nerve C8 T1

39
Q

Abductor digiti minimi innervation

A

Deep branch of ulnar nerve C8 T1

40
Q

Palmaris brevis innervation

A

Superficial branch of ulnar nerve C8 T1

41
Q

1st and 2nd lumbricals innervation

A

Median nerve C8 T1

42
Q

3rd and 4th lumbricals innervation

A

Deep branch of ulnar nerve C8 T1

43
Q

Palmar interossei 1st-3rd innervation

A

Deep branch of ulnar nerve C8 T1

44
Q

Dorsal interossei 1st-4th innervation

A

Deep branch of ulnar nerve C8 T1

45
Q

Opponens pollicis arterial supply

A

Superficial Palmar branch of radial artery

46
Q

Abductor pollicis brevis arterial supply

A

Superficial palmar branch of radial artery

47
Q

Adductor pollicis arterial supply

A

Deep palmar arterial arch

48
Q

Flexor digiti minimi arterial supply

A

Deep palmar and dorsal carpal branches of ulnar artery

49
Q

Opponens digiti minimi arterial supply

A

Deep palmar and dorsal carpal branches of ulnar artery

50
Q

Abductor digiti minimi arterial supply

A

Deep palmar and dorsal carpal branches of ulnar artery

51
Q

Palmaris brevis arterial supply

A

Superficial palmar arch

52
Q

1st and 2nd lumbricals arterial supply

A

Superficial palmar arch

53
Q

3rd and 4th lumbricals arterial supply

A

Superficial and Deep branch of palmar arterial arch

54
Q

Palmar interossei 1st-3rd arterial supply

A

Deep palmar arch

55
Q

Dorsal interossei 1st-4th arterial supply

A

Deep palmar arch

OCS Anatomy (24 decks)

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