Diaphragm: The diaphragm is the main respiratory muscle that contracts and relaxes to allow air into the lungs. The respiratory system, which includes air passages, pulmonary vessels,...

Your respiratory system is the organs and structures in your body that allow you to breathe. It includes your lungs, nose, mouth and the tubelike structures ( airways ) that connect them. You also have muscles and blood vessels that support your respiratory system, and ribs to protect it.

2023年10月30日 · The respiratory system, also called the pulmonary system, consists of several organs that function as a whole to oxygenate the body through the process of respiration (breathing). This process involves inhaling air and conducting it to the lungs where gas exchange occurs, in which oxygen is extracted from the air, and carbon dioxide expelled ...

Anatomy and Physiology of the Respiratory System High-Yield Notes by Osmosis. Detailed diagrams, vivid illustrations, and concise explanations.

2024年4月29日 · The organs of the respiratory system include the nose, pharynx, larynx, trachea, bronchi, and their smaller branches, and the lungs, which contain the alveoli. The nose is the only externally visible part of the respiratory system. Nostrils. During breathing, air enters the nose by passing through the nostrils, or nares. Nasal cavity.

2022年10月19日 · Need a hand learning the anatomy of the respiratory system? Check out these free respiratory system quizzes and labeled diagrams. The respiratory zone is found deep inside the lungs and is made up of the respiratory bronchioles, alveolar ducts, and alveoli.

The major organs in the respiratory system are labeled. [Return to Figure 11.1]. Figure 11.2 image description: This figure shows a cross section view of the nose and throat.

The respiratory system is a biological system consisting of specific organs and structures used for gas exchange. Gas exchange in the lungs occurs in millions of small air sacs; in mammals called alveoli.

2024年12月17日 · Human respiratory system, the system in humans that takes up oxygen and expels carbon dioxide. The major organs of the respiratory system include the nose, pharynx, larynx, trachea, bronchi, lungs, and diaphragm.

4 天之前 · The respiratory system provides oxygen to the body's cells while removing carbon dioxide, a waste product that can be lethal if allowed to accumulate. There are 3 major parts of the respiratory system: the airway, the lungs, and the muscles of respiration.