Urethral fistula

Urethral fistula . They are the different ducts that open through the internal hole in the urethra and the external one, in the skin of the penis , scrotum , perineum, buttocks and also in the rectum and vagina . Summary [ hide ] …

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Femur

Femur . Long, even and asymmetrical bone, which constitutes by itself the skeleton of the second segment of the pelvic limb. Considered in a skeleton in a vertical position, the femur is directed …

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