Lower Airway Anatomy
Have 6 minutes to spare. The main structures of the.
Respiratory System Anatomy Major Zones Divisions
The lower respiratory system or lower respiratory tract consists of the trachea the bronchi and bronchioles and the alveoli which make up the lungs.
Lower airway anatomy. Then dive into the lower respiratory system with biology instructor molli crenshaw of texas christian university. However some authors include the larynx and trachea as well. The lateral wall of the nose consists of three turbinates or conchae superior middle and inferior.
Trachea bronchi bronchioles then the alveoli. The lower airways or lower respiratory tract includes the portion of the larynx below the vocal folds trachea bronchi and bronchioles. Nose and nasal cavity are divided into two halves by the nasal septum.
In this video you will learn. The lungs can be included in the lower respiratory tract or as separate entity and include the respiratory bronchioles alveolar ducts alveolar sacs and alveoli. Lower respiratory tract structural and functional anatomy the organs making up the lower respiratory tract are all protected and kept in place by the rib cage and the sternum while the diaphragm and the intercostal muscles are vital to their functioning as well 3.
It includes the mouth the nose the palate the uvula the pharynx and the larynx. The upper airway extends from the mouth to the trachea. These structures pull in air from the upper respiratory system absorb the oxygen and release carbon dioxide in exchange.
The nose is composed of bone and cartilage which are in turn attached to the facial skeleton. The pharynx is can be divided into the nasopharynx oropharynx and laryngopharynx. Anatomy of respiratory system.
The discussion is mainly concentrated on the lower respiratory tract and the related physiology. The upper airway consists of the pharynx and the nasal cavities. Lower airway anatomy after passing the larynx air is considered to be in the lower airway the general path of air at this point is as follows.
Lower airway anatomy bronchi branch into secondary tertiary bronchi that branch into bronchioles bronchioles no cartilage in walls small smooth muscle tubes branch into alveolar ducts that end at alveolar sacs. Knowledge of the functional anatomy of the airway in these forms the basis of understanding the pathological conditions that may occur.
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