The internal organs of the female reproductive system form a T-shaped structure. This is where ovulation and menstruation occur when a female is not pregnant.
Symptoms of cystic fibrosis. The symptoms of cystic fibrosis can vary in severity from person to person. The thick mucus in the body affects a number of organs, particularly the lungs and digestive system. Most cases of cystic fibrosis in the UK are now identified through screening tests carried out early in life, before symptoms appear. Read more about screening for cystic fibrosis.
The Effect of a Defective Gene on the Body. More in Cystic Fibrosis. Cystic fibrosis (CF) is a chronic, life-shortening disease that occurs as a result of a genetic defect. The defective gene affects the bodyâs ability to transfer water and salt to and from cells that produce sweat, mucus, and digestive enzymes.