In the days leading up to menstruation
the uterus gradually becomes heavier as the endometrial lining thickens, becoming heaviest.
In your second trimester, your growing
uterus gradually rises up out of your pelvis.
Not exact matches
During labor, the
uterus initiates rhythmic muscle contractions that
gradually thin and dilate the cervix — the opening between your womb and vagina.
These cells are sparse up until 38 weeks, increasing
gradually after that time, and increasing 300-fold after labor has begun.7 The relative scarcity of oxytocin receptor sites is one of the main lines of defense for keeping the
uterus quiescent throughout the entire preterm period — but it is not the only one.
Your baby can now differentiate between daytime and nighttime by the light entering the
uterus through the
gradually thinning uterine walls.
They will
gradually get longer, stronger, and closer together as your
uterus is working to bring baby down.
Gradually, it fills up the whole space of the
uterus.
These endometrial cells
gradually migrate outside the
uterus to implant themselves in a wide range of areas inside and outside the reproductive organs including the cervix, the fallopian tubes, the large intestine, the bladder, the thorax and the lungs.
During the birth process, rhythmical uterine contractions
gradually increase to push the fetus out of the
uterus and into the birth canal.