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The limbs of the human body They are external and articulated organs that perform different locomotor functions. The human being specifically has four limbs; on the one hand the upper extremities that refers to the two arms, and on the other, the lower extremities that are both legs. In the next article on what are the extremities of the human body We tell you in detail its functions, as well as the parts that compose them.
Upper extremities: arms
The upper extremities of the human body are the arms, which are connected to the upper part of the trunk and, specifically, perform the function of giving us mobility to pick up, hold and handle objects and perform different activities. The lower extremities are composed of four parts that are easily distinguished:
– Hand
– Forearm
– Arm
– Shoulder girdle
The upper extremities are attached to the trunk and are made up of two clavicles and two shoulder blades. In the arms, we find the humerus, ulna and radius bones; and in the hands, the carpal and metacarpal bones and the phalanges of the fingers.
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Lower extremities: legs
The lower extremities of the human body are the legs, which are fixed to the trunk at the level of the pelvis through the hip joint. Among its functions, we find that they support the weight of the whole body and allow us to walk, run, jump and, ultimately, move to any point. The lower extremities are made up of the following parts:
– Thigh
– Leg
– Foot
– Pelvic girdle
The main bones of the lower extremity of the human body are the femur, tibia, fibula, tarsal and metatarsal bones of the foot, and phalanges of the toes.
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