Moore hand Flashcards
Opponens pollicis origin
Flexor retinaculum, tubercles of scaphoid and trapezium
Abductor pollicis brevis origin
Flexor retinaculum, tubercles of scaphoid and trapezium
Adductor pollicis origin
Oblique head: base of 2nd and 3rd metacarpals, capitate, trapezium; transverse head: shaft of 3rd metacarpal
Flexor digiti minimi origin
Hook of hamate and flexor retinaculum
Opponens digiti minimi origin
Flexor retinaculum, hook of hamate
Abductor digiti minimi origin
pisiform
Palmaris brevis origin
Flexor retinaculum and palmar aponeuorsis
1st and 2nd lumbricals origin
Lateral 2 tendons of flexor digitorum profundus (unipennate)
3rd and 4th lumbricals origin
Medial 3 tendons of FDP (bipennate)
Palmar interossei 1st-3rd origin
Palmar surfaces of metacarpals II, IV, V
Dorsal interossei 1st-4th origin
Adjacent sides of two metacarpals (as bipennate muscles)
Opponens pollicis insertion
Lateral side of proximal phalanx of thumb
Abductor pollicis brevis insertion
Lateral side of base of proximal phalanx
Adductor pollicis insertion
Medial side of 1st metacarpal
Flexor digiti minimi insertion
Medial side of base of proximal phalanx of digit V
Opponens digiti minimi insertion
Medial border of 5th metacarpal
Abductor digiti minimi insertion
Medial side of extensor expansion of 5h digit
Palmaris brevis insertion
Skin of ulnar border of palm
1st and 2nd lumbricals insertion
Lateral side of extensor expansion of digits II-III
3rd and 4th lumbricals insertion
Lateral extensor expansions of Digits IV-V
Palmar interossei 1st-3rd insertion
Extensor expansions of II, IV, V
Dorsal interossei 1st-4th insertion
Bases of proximal phalanges extensor expansions of II-IV
Opponens pollicis action
Bring the thumb into opposition
Abductor pollicis brevis action
Abducts the thumb, helps oppose it
Adductor pollicis action
Adducts the thumb into the lateral side of palm
Flexor digiti minimi action
Flexes the proximal phalanx of the 5th digit
Opponens digiti minimi action
Brings 5th digit anterior into opposition with thumb
Abductor digiti minimi action
Abducts 5th digit
Palmaris brevis action
Wrinkles the skin of the palm and deepens the hollow of the palm
1st and 2nd lumbricals action
Flexes at MCP and extends at PIP
3rd and 4th lumbricals action
Flexes at MCP and extends PIP
Palmar interossei 1st-3rd action
Adducts fingers and helps lumbricals
Dorsal interossei 1st-4th action
Abducts fingers and helps lumbricals
Opponens pollicis innervation
Recurrent branch of Median nerve C8 T1
Abductor pollicis brevis innervation
Recurrent branch of median nerve C8 T1
Adductor pollicis innervation
Deep branch of ulnar nerve C8 T1
Flexor digiti minimi innervation
Deep branch of ulnar nerve C8 T1
Opponens digiti minimi innervation
Deep branch of ulnar nerve C8 T1
Abductor digiti minimi innervation
Deep branch of ulnar nerve C8 T1
Palmaris brevis innervation
Superficial branch of ulnar nerve C8 T1
1st and 2nd lumbricals innervation
Median nerve C8 T1
3rd and 4th lumbricals innervation
Deep branch of ulnar nerve C8 T1
Palmar interossei 1st-3rd innervation
Deep branch of ulnar nerve C8 T1
Dorsal interossei 1st-4th innervation
Deep branch of ulnar nerve C8 T1
Opponens pollicis arterial supply
Superficial Palmar branch of radial artery
Abductor pollicis brevis arterial supply
Superficial palmar branch of radial artery
Adductor pollicis arterial supply
Deep palmar arterial arch
Flexor digiti minimi arterial supply
Deep palmar and dorsal carpal branches of ulnar artery
Opponens digiti minimi arterial supply
Deep palmar and dorsal carpal branches of ulnar artery
Abductor digiti minimi arterial supply
Deep palmar and dorsal carpal branches of ulnar artery
Palmaris brevis arterial supply
Superficial palmar arch
1st and 2nd lumbricals arterial supply
Superficial palmar arch
3rd and 4th lumbricals arterial supply
Superficial and Deep branch of palmar arterial arch
Palmar interossei 1st-3rd arterial supply
Deep palmar arch
Dorsal interossei 1st-4th arterial supply
Deep palmar arch