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Complete respiratory system. The respiratory tract is divided into the upper airways and lower airways.The upper airways or upper respiratory tract includes the nose and nasal passages, paranasal sinuses, the pharynx, and the portion of the larynx above the vocal folds (cords).
The lungs are the primary organs of the respiratory system in many animals, including humans. In mammals and most other tetrapods, two lungs are located near the backbone on either side of the heart.
The thorax (pl.: thoraces or thoraxes) [1] or chest is a part of the anatomy of mammals and other tetrapod animals located between the neck and the abdomen. [2] [3]In insects, crustaceans, and the extinct trilobites, the thorax is one of the three main divisions of the body, each in turn composed of multiple segments.
Positive end-expiratory pressure (PEEP) is the pressure in the lungs (alveolar pressure) above atmospheric pressure (the pressure outside of the body) that exists at the end of expiration. [1]
One of the most important functions of the ribs and diaphragm is the change in volume of the thorax that helps inspiration and expiration. [2] In general, the ribs move around two axes. [1]
Superficial muscles of the chest, including pectoralis major (Gray 1918) Pectoral muscles (colloquially referred to as "pecs") are the muscles that connect the front of the human chest with the bones of the upper arm and shoulder.
Respiratory arrest is a serious medical condition caused by apnea or respiratory dysfunction severe enough that it will not sustain the body (such as agonal breathing). ...
Perspiration, also known as sweat, is the fluid secreted by sweat glands in the skin of mammals. [1]Two types of sweat glands can be found in humans: eccrine glands and apocrine glands. [2]