The uterus lining thickens because it provides protection for the baby to survive. When estrogen levels rise, the lining of the uterus thickens in preparation for fertilization.
Answer:
four quadrant, nine regions, abdomen or superficial organ
Explanation:
The body ventral side consists of abdominal and pelvic cavities that are primarily the digestive and reproductive system. The four quardrants helps in determing the site for performing surgery, also location of tumors mass. The nine region provide the information about origin of pain associated with the particular organ located in the cavity.
The abdominopelvic cavity can be divided into a total of <u>four</u> quadrants or <u>nine </u>regions. The central point of reference for dividing the abdominopelvic cavity into quadrants or regions is the <u>abdomen or superficial organ. </u>
