Trachea the larynx and then the pharynx where it can be either swallowed into the stomach or expelled as phlegm. This self-clearing mechanism is termed mucociliary clearance. Inflammation of the trachea is known as tracheitis. When the trachea is inflamed as well as the larynx and bronchi, this is known as croup, which often causes a distinct, barking cough. Tracheal intubation refers to the insertion of a catheter down the trachea. This procedure is commonly performed during surgery, in order to ensure a person receives enough oxygen when sedated. The catheter is connected to a machine that monitors the airflow, oxygenation
Theology of the Body nature of human beings in relation to God. The "Theology of the Body" presents an interpretation of the fundamental significance of the body, and in particular of sexual differentiation and complementarity, one which aims to challenge common contemporary philosophical views. Nevertheless, the pope's personalistic phenomenology is "echoing what he learned from St. John of the Cross" and is "in harmony with St. Thomas Aquinas". Francis Bacon was an early empiricist who focused on problems of knowledge. In his Great Instauration, he argued that the current state of knowledge is immature and not advancing. His purpose was for the human mind