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Thorax

Epiglottis

The epiglottis is a leaf-shaped flexible flap of cartilage located behind the tongue at the end of the larynx. One of the main function of the epiglottis is to protect the body from chocking by sealing the windpipe during eating, so the food is inhaled accidentally. Structure

Teres Major

Teres major is a thick and oval-shaped muscle that lies in the upper arm. Although having similar names, Teres major is different in terms of actions and innervation when compared to the teres minor. It’s main function is to facilitate medial rotation of the arm and it

Thorax and its Functions

The Thorax is an irregularly shaped cylinder with a narrow opening, called as superior thoracic aperture; and inferiorly it is a relatively large opening called as inferior thoracic aperture. The superior thoracic aperture is open from where it enables the continuity of the thorax together with the

Pleura

Flattened epithelium(mesothelium) acts as a lining on a serous membrane which is similar to pleura known as peritoneum. A watery lubricant is secreted by the lining epithelium called the serous fluid. Layers of the Pleura 2 layers that are contained by the pleura: (a) visceral pleura (b)

Anterior Mediastinum – Anatomy, Boundaries And Content

Boundaries Anterior: Body of sternum. Posterior: Pericardium enclosing heart. Superior: Transverse thoracic plane separating superiorand inferior mediastinum. Inferior: Diaphragm. On every side: Mediastinal pleura. Contents 1. Loose areolar tissue. 2. Superior and inferior sternopericardial ligaments stretching between sternum and pericardium. 3. 3 or 4 lymph nodes. 4.

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