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The pharynx (throat) is a muscular tube in the middle of your neck. It helps you to breathe and digest food. Many medical issues can affect your pharynx, from a common cold to cancer. You can protect your pharynx by not smoking and avoiding infection.
Form and Function, Third Edition 22. The Respiratory System Text © The McGraw−Hill Companies, 2003 Chapter 22 Chapter 22 The Respiratory System 845 The Pharynx The pharynx (FAIR-inks) is a muscular funnel extending about 13 cm (5 in.) from the choanae to the larynx. It has three regions: the nasopharynx, oropharynx,and laryn-gopharynx (fig ...
The pharynx is a funnel-shaped tube that connects our nasal and oral cavities to the larynx. The tonsils which are part of the lymphatic system, form a ring at the connection of the oral cavity and the pharynx. Here, they protect against foreign invasion of antigens. Therefore the respiratory tract aids the immune system through this protection.
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Oct 30, 2023 · The upper respiratory tract refers to the parts of the respiratory system that lie outside the thorax, more specifically above the cricoid cartilage and vocal cords. It includes the nasal cavity , paranasal sinuses , pharynx and the superior portion of the larynx .
Dec 8, 2017 · The pharynx’s respiratory role is mainly to allow inhaled air entering the nasal cavity to make its way to the respiratory tract – which includes the larynx, the trachea or “windpipe” and finally the lungs’ bronchioles and alveoli where respiration takes place.
This Osmosis High-Yield Note provides an overview of Anatomy and Physiology of the Respiratory System essentials. All Osmosis Notes are clearly laid-out and contain striking images, tables, and diagrams to help visual learners understand complex topics quickly and efficiently.
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Feb 3, 2023 · The pharynx is a muscular tube that connects the oral and nasal cavity to the larynx and oesophagus. It begins at the base of the skull and ends at the inferior border of the cricoid cartilage (C6). The pharynx is comprised of three parts (superior to inferior): Nasopharynx. Oropharynx. Laryngopharynx.
