lecture 12: wrist and palmar hand Flashcards
what is the pulley for EPL
listers tubercle
listers tubercle is located on which side of the wrist
dorsal
which side is the radial head on
proximal end of radius
which side is the ulnar head
distal end of the ulna
does the midcarpal joint or the radio carpal joint give more circumducation
midcarpal joint
what are the bony landmarks for the radial side of the carpal bones
scaphoid tubercle and trapezium tubercle
what are the bony landmarks of the carpals on the ulnar side
pisifomr and hook of the hamate
what plane is abduction and abduction of the thumb in
sagittal plane
what plane is extension and flexion of the thumb in
frontal
what type of joint is the carpal metacarpal joint
basilar joint bc at the base of the thumb
how many zones are there for flexor tendon injuries
5
which zone of the hand is the “no mans” zone
zone 2
what is mallet finger deformity
DIP flexion position
Do people have AROM with mallet finger deformity
no AROM some PSROM
what do you rupture in mallet finger deformity
long extensor tendon
what is boxers fx
fx of radial head
5th MC fracture
what is gamekeeper’s thu go
injury to the ulnar collateral ligament of the thumb ; medial side
what is the purpose of the lumbricals
balance flexion and extension forces within fingers
transverse carpal ligament is also called the
flexor retinaculum
what is the palmar aponerurosis
thick layer of fascia
what does the palmar aponeurosis protect
neuromuscular structures
what is under the palmar aponeurosis
synovial sheaths that lubricator tendons
what does teh synovial sheaths do
reduce friction during movements
what is dupuytren’s contracture
abnormal thickening of palmar aponeurosis
what fingers are involved in dupuytren’s contracture
ring and small finger
