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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

Joints of The Thorax

The joints of thorax are as follows: Costovertebral Costotransverse Costochondral Interchondral Manubriosternal Intervertebral

Lobes and Fissures of Right and Left Lungs

The right lung is split into 3 lobes: superior, middle, and inferior by 2 fissures–(a) an oblique fissure and (b) a horizontal fissure The left lung is split into 2 lobes: (a) superior and (b) inferior by an oblique fissure. Oblique Fissure: A Long Oblique Fissure Runs


The Heart is a hollow muscular organ situated in the mediastinum of the thoracic cavity, enclosed in the pericardium. It’s somewhat pyramidal in shape and placed obliquely behind the sternum and adjoining parts of costal cartilages so that 1/3rd of the heart is to the right of

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