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Wrist Joint

PTA 120

QuestionAnswer
How many degrees of freedom are there for the wrist joint? 2 degrees
What plane and axis is flexion/extension? Sagittal plane about frontal axis
What plane and axis is radial dev./ulnar dev.? Frontal plane about sagittal axis
ROM for wrist flexion? 0-80
ROM for wrist extension? 0-70
ROM for radial deviation? 0-20
ROM for ulnar deviation? 0-30
For the wrist, how is the concave/convex rule applied? Concave on convex with roll and glide in opposite directions
What is the closed-packed for the wrist? Full extension with full radial deviation
What is the open-packed for the wrist? Neutral position
What is the end feel for wrist flexion? Firm
What is the end feel for wrist extension? Firm
What is the end feel for radial deviation? Hard
What is the end feel for ulnar deviation? Firm
What is the hook of hamate? Projection on anterior surface of hamate
What type of joint is the radiocarpal joint? Synovial biaxial condyloid joint
What is the job of the radiocarpal joint? Flexion, extension, radial deviation and ulnar deviation
What is the job of the midcarpal joint? Locks the distal row of carpals to the proximal row of carpals
What type of joint is the intercarpal joint? Non-axial plane joint
Where is the location of the radiocarpal joint? Between the radius/ulna and proximal row of carpals
Where is the location of the midcarpal joint? Between the distal and proximal rows of carpals
Where is the location of the intercarpal joint? Between adjacent carpals
What type of arthrokinematic movement does the intercarpal joint do? Glide
Created by: rheannajones05
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