THE UPPER LIMB

Descripción

huesos del miembro superior.
Wendy Lozano
Mapa Mental por Wendy Lozano, actualizado hace más de 1 año
Wendy Lozano
Creado por Wendy Lozano hace casi 9 años
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THE UPPER LIMB
  1. In the human body, it is each of the extremities that are fixed to the upper part of the trunk.
    1. It consists of four segments
      1. ARM
        1. SHOULDER
          1. Clavicle
            1. - Long bone, shaped like "S" -Located in the anterosuperior part of the thorax. - 2 sides (top and bottom) 2 edges (front and back) 2 extremities (acromial and sternal)
                1. Scapula
                  1. - Is a large, triangular and flat bone. It is located in the posterior or dorso-lateral of the thorax. -Two faces: anterior and posterior Three edges: upper, lateral and medial Three angles: superior-medial, superior-lateral and inferior.
                  2. FOREARM
                    1. HAND
                      1. Carpal bones
                        1. It is composed of eight bones joined by ligaments and forming the skeleton of the wrist. They are arranged in two rows: proximal and distal
                          1. From lateral to medial
                            1. Scaphoid. Semilunar. Pyramidal. Pisiform.
                            2. Distal
                              1. Trapeze. Trapezoid. Big bone Hound ganchoso.
                          2. Metacarpal bones
                            1. Is composed of five metacarpal bones, which are thin and slightly elongated and occupy the entire palm of the hand.
                            2. Phalanges
                              1. Are long bones in number of three for each finger (except the thumb, which has two), beginning to count from the metacarpus: 1st, 2nd and 3rd, each consists of two faces: anterior and posterior; And two extremities: proximal and distal (upper and lower), articular both in the 1st and 2nd, and only the upper in the 3rd.
                            3. Radius
                              1. Is a long, even and non-symmetrical bone, located outside the ulna, on the outside of the forearm. Consists of a body and two extremities, upper and lower
                              2. Ulna
                                1. Is a long bone, parallel to the radius. It is located on the inside of the forearm; Is articulated superiorly with the humerus and the radius, and the lower part with the radius and the carpal bones. It has one body and two extremities.
                              3. Humerus
                                1. Is the longest bone of the upper limbs. They form part of the superior appendicular skeleton and are located in the region of the arm.
                            4. Wendy Dayana Leonel Lozano
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