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tissues are integral linings of the uterus. Endometrium and myometrium are the inner and the outer tissue linings of the uterus. UTERUS FUNCTION The uterus is the natural grooming bed for the fertilized egg. This egg called ovum gets implanted into the endometrium. The ovum draws its nourishment from the surrounding blood vessels linked to this lining. It is within the uterus that the ovum transforms into a fetus and then grows into the baby. During pregnancy, the expanded ovum carrying uterus gets pushed into the abdomen. The pelvic portion provides the natural impetus in this process. At such times, the uterus mass weighs approximately a kilogram. TISSUE UTERINE LININGS, PREGNANCY & MENSTRUATION A normal woman enters her fertile?stages every month. A girl attains this crucial womanhood stage once she attains puberty. The first major sign of puberty is menstruation. During this menstruation stage, the ovaries release a mature egg. The egg passes via the uterus. If at this time, the egg gets impregnated by a male sperm pregnancy happens. During this juncture, the tissue linings of the uterus grow thicker to provide insulation and a proper grooming environment to the fertilized egg. However, if there is no fruitful meeting between the egg and the sperm, menstruation occurs. This is the time when the aforementioned uterine tissue linings start breaking up. The menstruation process refers to the flowing out of these uteri 上一页 [1] [2] [3] 下一页 |