In the majority of cases, incontinence is caused by a weakening of the pelvic floor muscles that keep the urethra closed. Whenever they lose their elasticity, everyday activities such as laughing, coughing, lifting and running can cause a urine leak.
The respiratory system consists of a group of ducts that are capable of filtering air from the environment before entering the pulmonary system.
The primary function of the respiratory system is to supply the  blood with oxygen in order for the blood to deliver oxygen to all  parts of the body. The respiratory system â¦ does this through  breathing.When we breathe, we inhale oxygen and exhale carbon  dioxide. This exchange of gases is the respiratory system's means  of getting oxygen to the blood. To ensure that the body receives  enough oxygen and to expel waste, carbon dioxide.he lungs, trachea, bronchi, bronchial tubes, ribs, diaphrahm, nasal cavity, esophagus, pharnx, aveoli, nose and the mouth. The windpipe and the bronchial tubes are parts of the respiratory system. The air enters and exits through the nose and mouth.