...At base of thumb Trapezoid: At base...
...Proximal, middle, distal Thumb only has two...
...With elbow flexion thumb points up With...
...With elbow extension thumb points forward Range...
...at base of thumb Allows opposition and...
...in each finger; thumb only has one...
...than supporting weight Thumb opposition allows shaping...
...Muscles of the thumb Extrinsic (long) Intrinsic...
...Muscles of the thumb Extrinsic (long) Flexor...
...distal phalanx of thumb A: Flexes interphalangeal...
...interphalangeal joint of thumb Extensor pollicis longus...
...distal phalanx of thumb A: Extends interphalangeal...
...interphalangeal joint of thumb, assists wrist extension,...
...saddle joint of thumb Extensor pollicis brevis...
...proximal phalanx of thumb A: Extends thumb...
...thumb A: Extends thumb and abducts hand...
...first metacarpal A: Thumb opposition Abductor pollicis...
...Abducts and extends thumb, assists wrist extension...
...proximal phalanx of thumb A: Adducts thumb,...
...thumb A: Adducts thumb, assists hand adduction...
...proximal phalanx of thumb A: Flexes the...
...carpometacarpal joint of thumb Muscle of the...
...little finger to thumb in opposition, assists...

...solution. b. Occluded thumb control and suctioned...
...a. With nondominant thumb off suction port,...
...by placing nondominant thumb over thumb port....
...nondominant thumb over thumb port. b. Rotated...
...it between dominant thumb and forefinger while...