Question
Differentiate between Pectoral and Pelvic girdle.
✓
Answer
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Pectoral girdle
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Pelvic girdle
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1.
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It is situated in the shoulder region.
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It is situated in the hip region.
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2.
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It is made up of two bones, i.e. Clavicle and Scapula.
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It is made up of three bones, i.e. Ilium, Ischium and Pubis.
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3.
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The two halves are far apart.
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The two halves are fused.
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4.
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The glenoid cavity of the scapula forms ball and socket joint with the humerus.
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A cup-shaped cavity called acetabulum forms ball and socket joint with the femur.
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5.
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The glenoid cavity present in the pectoral girdle is comparatively shallow.
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Acetabulum cavity present in the pelvic girdle is comparatively deep.
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6.
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It gives articulation to forelimb bones.
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It gives articulation to hindlimb bones.
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7.
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The back muscles are attached to the pectoral girdle.
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The hip muscles are attached to the pelvic girdle.
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8.
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It is relatively less strong.
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It is relatively stronger.
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