By means of the sodium-potassium pump, living human cells pump three sodium ions out of the cell in exchange for two potassium ions pumped in; comparing ion concentrations across the cell membrane, inside to outside, potassium measures about 40:1, and sodium, about 1:10.
However, in some cases, the enlarged ovary may twist or become dysfunctional. Ovarian cancer and benign tumors may also lead to an enlarged ovary. Common causes of an enlarged ovary include: Corpus luteum cyst (cyst present in the second half of the menstrual cycle) Dermoid cyst (benign tumor also known as a teratoma) Follicle cyst (cyst that forms during the menstrual cycle) Endometrioma (endometriosis affecting the ovary)
Ovarian pain causes. Ovarian pain, affecting the area around the ovaries, may be caused by several different conditions affecting the lower abdomen below the tummy button. Pain in the ovaries can either be acute or chronic.Acute ovarian pain comes on quickly (over a few minutes or days) and goes away in a short period of time.varian pain causes. Ovarian pain, affecting the area around the ovaries, may be caused by several different conditions affecting the lower abdomen below the tummy button. Pain in the ovaries can either be acute or chronic.