Humans are the most complex of all multicellular organisms. All such organisms have billions of cells,... Cows, buffaloes, elephants, monkeys, dogs and cats are all examples of multicellular organisms. Humans are the most complex of all multicellular organisms. All such organisms have billions of cells,...
The outer layer of the uterus is called the perimetrium; it is the visceral. peritoneum of the uterus. The endometrium has two distinct layers (Fig. 28.9c): (1) The functional layer changes in. response to the monthly pattern of hormones.
The uterus is a made up multiple layers of smooth muscle that surround a lining (endometrial lining) where the embryo normally implants. The lower portion of the uterus is called the cervix which is usually several centimeters long and it serves as the entry point for sperm in natural intercourse.