Flexor digitorum superficialis muscle
O
Common flexor tendon on the medial epicondyle, coronoid process, and radius
I
Sides of the middle phalanx of the four (4) fingers
Flexor Digitorum Profundus
O
Coronoid process and proximal three-fourths of the ulna
I
Distal phalanx of the four (4) fingers
Flexor Pollicis Longus
O
Radius, anterior surface
I
Distal phalanx of thumb
Abductor Pollicis Longus
O
Posterior middle portions of radius, ulna, and interosseus membrane
I
Base of the first (thumb) metacarpal
Extensor Pollicis Brevis
O
Posterior distal radius and interosseus membrane
I
Base of the proximal phalanx of thumb
Extensor Pollicis Longus
O
Posterior middle portions of ulna and interosseus membrane
I
Base of distal phalanx of thumb
Extensor Digitorum
O
Lateral epicondyle of the humerus
I
Base of distal phalanx of the 2nd (index) through 5th (little) fingers
Extensor Indicis
O
Distal ulna
I
Base of distal phalanx of the second finger
Extensor Digiti Minimi
O
Lateral epicondyle of humerus via common extensor tendon
I
Base of distal phalanx of little finger
Flexor Pollicis Brevis
O
Trapezium and flexor retinaculum
I
Proximal phalanx of the thumb
Flexor Digit Minimi
O
Hamate and flexor retinaculum
I
Base of proximal phalanx of the fifth finger
Abductor Pollicis Brevis
O
Scaphoid, trapezium, and flexor retinaculum
I
Proximal phalanx of the thumb
Abductor Digiti Minimi
O
Pisiform and tendon of flexor carpi ulnaris
I
Proximal phalanx of little finger
Opponens Pollicis
O
Trapezium and flexor retinaculum
I
First metacarpal
Adductor Pollicis
O
Capitate, bases of the second and third metacarpal, and distal two-thirds of the palmar surface of the third metacarpal
I
Base of proximal phalanx of thumb
Opponens Digiti Minimi
O
Hamate and flexor retinaculum
I
Fifth metacarpal
Dorsal Interosseus
O
Adjacent metacarpals
I
Base of proximal phalanges of index, middle, and ring fingers
Palmar Interosseus Muscles
O
2nd, 4th, and 5th metacarpals
I
Base of respective proximal phalanx
Lumbrical
O
Tendon of the flexor digitorum profundus muscle
I
Tendon of the extensor digitorum muscle
name of ligament that forms the roof of the carpal tunnel
flexor retinaculum or transverse carpal ligament
name the power grasps
-cylindrical
-spherical
-hook
name the precision graps
-pinch
-tripob
-lateral prehension (or pad to side)
-side to side grip
-lumberical grip
What is the shape of the CMC joint?
saddle
Planes of motion for CMC: flexion/extension
frontal plane about a coronal axis
Planes of motion for CMC: abduction/adduction (palmar)
sagittal plane
planes of motion for CMC: opposition/reposition *accessory movement*
horizontal plane about a vertical axis
Thenar muscles
(*hint* One For All)
-oppones pollicis
-flexor pollicis brevis
-abductor pollicis brevis
Hypothenar muscles
(*hint* All For One)
-abductor digiti minimi
-flexor digiti minimi
-opponens digiti minimi
Middle hand
(*hint* if you dig deep you find worms)
-palmar interossei
-dorsal interossei
-lumberical muscles
radial nerve innervation
(*hint* all the extensors plus thumb abductor)
extensor digitorium
extensor indicis
extensor digiti minimi
extensor pollicis longus
extensor pollicis brevis
abductor pollicis longus
medial nerve innervation
(*hint* all flexors except flexor digitorum profundus, ring and little finger)
flexor digitorum superficialis
flexor digitorum profundus- index and middle finger
flexor pollicis longus
flexor pollicis brevis
abductor pollicis brevis
opponens pollicis
lumbericals - index and middle finger
Ulnar nerve innervation
(*hint* pinkie = mini me)
flexor digitorum produndus- ring and little finger
lumbricals- ring and little fingers
flexor digiti minimi
abductor digiti minimi
opponens digiti minimi
adductor pollicis
dorasl and palmar interossei