The marriage license application is valid for six months from the date accepted, unless the Registrar has given prior approval to extend the validity of the application to a maximum of one year. Only one marriage license may be granted from a marriage application.
Larynx. From the pharynx, air enters into the larynx, commonly called the voice box. The larynx is part of the upper respiratory tract that has two main functions: a passageway for air to enter into the lungs, and a source of vocalization.
Functions of Organs in Respiratory System. Respiration begins when oxygen enters into the body through the nose and the mouth. The oxygen then travels through the trachea and pharynx where the trachea divides into two bronchi.he primary function of the respiratory system is to allow the lungs to take in atmospheric oxygen through inhalation and dispose of the waste products the body does not need through exhalation.