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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

Coverings of the Thoracic wall

The Thoracic wall is covered by: From superficial to deep, Skin. Superficial fascia. Deep fascia. Muscles. Skin Anterior aspect and rear aspect of the skin covering the thoracic wall are thin and thick respectively. Age, gender and race are the factors to depend upon the distribution of

Lobar Bronchi, Tertiary (Segmental) Bronchi and Pulmonary Units

Lobar Bronchi The right principal bronchus splits (produces) 3 lobar bronchi, 1 for every lobe of the right lung on going into the lung. On going into the lung lung splits into 2 lobar bronchi, 1 for every lobe of the left lung on going into the

Arterial Supply of the Heart – Right and Left Coronary Artery

The Arterial Supply of the Heart is mostly provided by 2 coronary arteries, which originate from the ascending aorta immediately above the aortic valve. The coronary arteries and their branches run on the surface of heart being located inside the subpericardial fibro fatty tissue. A. Coronary arteries

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