Overactive Bladder (OAB). OAB is another common type of urinary incontinence. It is also called urgency incontinence. OAB affects more than 30% of men and 40% of women in the U.S. It affects people's lives. They may restrict activities.
Hormones | Back to Top. The endocrine system is a collection of glands that secrete chemical messages we call hormones. These signals are passed through the blood to arrive at a target organ, which has cells possessing the appropriate receptor.
Organ Systems. 1  1. Circulatory System: The main function of this system is to transport nutrients and gasses to cells and tissues throughout body. 2  This is accomplished by the circulation of blood.3  Cardiovascular: This system is comprised of the heart, blood, and blood vessels.rgan Systems. 1  1. Circulatory System: The main function of this system is to transport nutrients and gasses to cells and tissues throughout body. 2  This is accomplished by the circulation of blood.