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Grade I Muscle Strain
some fibers have been stretched or actually torn resulting in tenderness and pain on active ROM, movement painful but full range present
Grade II Muscle Strain
number of fibers have been torn and active contraction is painful, usually a depression or divot is palpable, some swelling and discoloration result
Grade III Muscle Strain
Complete rupture of muscle or musculotendinous junction, significant impairment, with initially a great deal of pain that diminishes due to nerve damage
Clonic Muscle Spasm
alternating involuntary muscular contractions and relaxations in quick succession
Acute-Onset Muscle Soreness
accompanies fatigue, and is transient muscle pain experienced immediately after exercise
Delayed-Onset Muscle Soreness
pain that occurs 24-48 hours following activity that gradually subsides
Types of Synovial Joints
Gliding Joints, Hinge Joints, Pivot Joints, Condyloid Joints, Saddle Joint, Ball & Socket Joints
two bones fit together with an odd shape & one bone concave & the other convex. flexion, extension, abduction & adduction. ex. wrist
resemble a saddle, permit the same movements as condyloid jnts but with greater movement. ex Carpometacarpal
Result of traumatic joint twist that causes stretching or tearing of connective tissue
Grade I Ligament Sprain
some pain, minimal loss of function, no abnormal motion, and mild point tenderness
Grade II Ligament Sprain
pain, moderate loss of function, swelling, and instability with tearing and separation of ligament fibers
Grade III Ligament Sprain
extremely painful, inevitable loss of function, severe instability and swelling, and may also represent subluxation
Dense connective tissue matrix
Outer compact tissue
Inner porous cancellous bone including Haversian canals
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