The amplitude measures the amount of displacement in a longitudinal wave.
A
condition in which endometrial tissue escapes the uterus and becomes attached
to other structures in the pelvic cavity is known as endometriosis.
<span>The
main symptoms of this condition are pelvic pain and infertility. Some of the
causes may be r<span>etrograde menstruation, embryonic
cell transformation via hormones, immune system disorder, surgical scar
implantation and others.</span></span>