Lecture 7 - WRIST & HAND JOINTS Flashcards
(17 cards)
Where do the 9 tendons in the carpal tunnel come from?
4 from flexor digitorum superficialis
4 from flexor digitorum profoundus
1 from flexor pollucus longus
What type if joint is the MCP? PIP? DIP?
MCP = condyloid
PIP & DIP = hinge
What is the degree of flexion, extension, abduction and adduction in the wrist?
Flexion = 70 - 90 degrees Extension = 65 - 85 degrees Abduction = 15 - 25 degrees Adduction = 25 - 40 degrees
OINA of Flexor Carpi Radialus?
O - medial epicondyle
I - base of 2nd and 3rd MC
N - median nerve
A - flexion
OINA of Palmaris Longus?
O - medial epicondyle
I - palmar fascia
N - median nerve
A - flexion
OINA of Flexor Carpi Ulnaris?
O - medial epicondyle
I - pisiform, hamate, base of 5th MC
N - ulnar nerve
A - flexion
OINA of Flexor Digitorum Superficialis?
O - medial epicondyle
I - middle phalanges digits 2nd and 3rd
N - median nerve
A - flex digits 2 - 5 at PIP
OINA of Flexor Digitorum Profoundus?
O - proximal 3/4 of ulna
I - base of distal phalanges 2 -5
N - median (2, 3) and ulnar (4,5) ** on exam
A - flex DIP, MCP and wrist
OINA of Flexor Pollusus longus?
O - middle radius
I - base of distal phalanx of thumb
N - median nerve
A - flex thumb
OINA of Extensor Carpi Ulnaris?
O - lateral epicondyle
I - base of 5th MC
N - radial nerve
A - extend wrist
OINA of Extensor Carpi Radialis Brevis and Longus?
O - lateral epicondyle
I - Brevis =base of 3rd MC
Longus = base of 2nd MC
N - radial nerve
A - extend wristOINA of Extensor Digitorum?
O - lateral epicondyle
I - bases of middle and distal phalanges (2 - 5)
N - radial nerve
A - extend wrist & digits 2 -5
OINA of Extensor Incidis?
O - middle 1/3 of ulna
I - middle and distal phalanges (2nd)
N - radial nerve
A -extend wrist
OINA of Extensor Digiti Minimi?
O - lateral epicondyle
I - base of middle and distal phalange (5th)
N - radial nerve
A - extend 5th digit
OINA of Extensor Pollicis Longus?
O - middle ulna
I - base of distal phalanx (1st)
N - radial nerve
A - extends thumb
OINA of Extensor Pollicis Brevis?
O - middle radius
I - base of distal phalanx (1st)
N - radial nerve
A - extends thumb
OINA of Abductor Pollicis Longus?
O - middle radius & ulna
I - base of 1st MC
N - radial nerve
A - abduct thumb
