Questions 1 Flashcards
What types of joints has the greatest potential for movement?
Diathrosis
What is the first consideration in the biomechanical frame of reference?
Structural stability
What is a synovial joint?
Diathrosis
What has articular capsule, synovial movement, synovial fluid, capsular ligaments and blood vessels?
Diathrosis
What junction between bones that is stabilized by dense connective tissue and allows little to no movement?
Fibrous synathrosis
What junction between bones that is stabilized by fibrocartilage or hyaline cartilage?
Cartilaginous synarthosis
What has one degree of freedom, humero-ulnar joint; interphalangeal joints?
hinge joint
What is rotation of a bone around an axis that goes through it; humeroradial joint, atlanto-axial joint?
Pivot joint
What is has two degrees of freedom, radiocarpal joint?
Ellipsoid joint
What has three degrees of freedom, glenohumeral joint, hip joint?
ball and socket joint
What has flat surfaces sliding or rotating on each other, intercarpal joints?
plane joint
What each joint surface is concave in one plane and convex in a perpendicular plane; thumb carpometacarpal joint, sternoclavicular joint
saddle joint
What has two degrees of freedom, metacarpophalangeal joints, knee joint?
Condyloid joint
What is the amount of force generated by a single muscle contraction?
muscle strength
How should you apply resistance or pressure during manual muscle testing?
Gradually increasing over a few seconds to allow the client to recruit all motor units.