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.
uk â /ËpÉªn.É.kÉl/ us â /ËpÉªn.É.kÉl/. âº [ C usually singular ] the most successful or admired part of a system or achievement: By the age of 32 she had reached the pinnacle of her career.
pinnacle - the highest level or degree attainable; the highest stage of development; his landscapes were deemed the acme of beauty; the artist's gifts are at their acme; at the height of her career; the peak of perfection; summer was at its peak; ...catapulted Einstein to the pinnacle of fame; the summit of his ambition; so many ...