9 Flashcards
what types of muscles move the fingers to give power
extrinsic ones (in forearm)
what types of muscles move the fingers to give fine movements
intrinsic (in the hand itself.
what are the two main types of grips that exist
power grips
(cylindrical grip, spherical grip, hook grip, lateral prehension)
precision grip
what are the two main types of grips that exist
power grips
(prehensile: cylindrical grip, spherical grip, , lateral prehension)
non prehensile: hook grip
precision grip
difference between power and precision grip
in power grip, all finger are around the object aloes due lauder test due certain. in power, al muscle closing hands are active.
clinical symptom of radial injury
wrist drop
clinical symptom of radial injury
wrist drop
no extension of wrists and digits
what can cause a radial injury
Saturday night palsy
falling asleep with arm hanging
arm is compressed or stretched
median nerve injury clinical presentation
hand of benediction
what carpal tunnel syndrome and effect
Any condition reducing size of carpal tunnel causes compression of median nerve
Progressive loss of co-ordination and strength in thumb
low median nerve injury clinical presentation
NO abduct NOR oppose the thumb