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Stimulates muscle metabolism and increases duration and stimulation of the force of a contraction
The shoulder joint, or _______ joints, permits the greatest range of motion of any joint
Flexion of the forearm
Contraction of the muscle that is attached to the radial tuberosity results in
Small pockets of synovial fluid that reduce friction and act as a shock absorber where ligaments and tendons rub against other tissues
Reinforce the joint capsule & limit range of movements
The "rotator cuff" of the shoulder functions to
White-water kayakers & Baseball Pitchers
Which of the following atheletes are at greatest risk of developing a rotator cuff injury
Act as cushions and conform to the shape of the articulating surfaces
In the knee joint, the medial and lateral menisci
The more movement a joint allows, the stronger the joint
All of the following statements are true, except:
The ligaments that limit the anterior-posterior movement of the femur and maintain the alignment of the femoral and tibial condyles are the _____ ligaments
Extreme bending of the head backwads
Which of the following movements is a good example of hyperextension
In a convergent muscle, fascicles converage on a common attachment site that may be a slender band of collagen fibers known as
It is composed of hyaline cartilage
Which of the following is not a characteristic of articular cartilage
The joint between the trapezium and metacarpal bone of the thumb is an example of an _____ joint
Stem cells located between the endomysium and sarcolemma that function in the repair of damaged muscle tissue
The primary sign of _____ is synovitis, swelling and inflammation of the synovial membrane
Guard the body entrances and exits, produce movement, maintain body temperature, maintain posture
Which of the following is a recognized function of the skeletal muscle
Synchondrosis, Synostosis, Gomphosis, Suture
Which of this is one of the four major types of synarthrotic joints
Inside the joint cavity
Dislocations are quite painful due to stimulation of pain receptors. One place these receptors are absent is
Coracoacromial & Coracoclavicular
Which of the following ligaments assist in stabilization of the shoulder joint
Usually found outside the capsule, _______ protect the articular cartilages and act as packing material for the joint
The tension that can be produced by a skeletal muscle is related to the resting length of its ______
The structures that assist the bursae in reducing friction between the patella and other tissues are the
Strong muscular padding, almost complete bony socket, supporting ligaments, tough capsule
Factors that increase the stability of the hip joint include
Communication between axons and muscle fibers occurs at specialized synapses
The end of a muscle that is attached to the point that moves when the muscle contracts
______ subdivide synovial cabities, channel the flow of synovial fliud, and allow for variations in the shapes of the articular surfaces
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