Lab 7 notes

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Simon Fraser University
Biomedical Physio & Kines
BPK 142
Tony Leyland

Lab 71The patella resists wear and tear stresses on the tendon when moving the knee joint It increases the leverage that can be applied to the femur and it protects the knee joint The patella differs from other leg bones because it is a flat bone while other leg bones are long or short bones2Pectoral GirdleSupports any weight placed on the shouldersActs as connection between upper limbs and axial skeletonShoulder separations are commonMuscles connect the scapula to the axial skeleton allowing the scapula to move quite freely high mobility This also makes the scapula very resistant to fracturingClavicle is fairly breakablePelvic GirdleConnects lower limbs to axial skeletonBears weight of the torso and upper limbs This makes it far less mobileSince it holds more weight on a constant basis its general structure can resist more compression than the pectoral girdle3ClavicleConnects upper limbs to axial skeletonHolds scapula and upper limbs in place4Scapula articulates to clavicle and humerus5Pelvic GirdleSacrum Sacroiliac jointIschium Hip JointPubis Hip JointAcetabulum hip jointCoccyx6Elbow JointMedial Epicondyle is part of the humerus connected to the elbow joint that is facing the median plane of the body The Lateral Epicondyle is on the opposite side of the humerus facing away from the body2 different articulations between upper arm and forearmiHumeroulnar connects ulna to humerusoOlecranon and coronoid process contain the attachment site between the ulna and the trochlea of the humerus Both are located in the ulna
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