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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

Superior Thoracic Aperture (Thoracic Inlet)

Superior Thoracic Aperture or Thoracic Inlet is the inlet through which the thoracic cavity interacts with the root of the neck. Clinicians call the superior thoracic aperture as thoracic outlet clinicians because significant arteries and T1 spinal nerves come from thorax via this aperture and goes into

Nerve Supply, Blood Supply And Lymphatic Drainage of the Pleura

Nerve Supply Somatopleuric layer of the lateral plate of mesoderm is the layer from which the parietal pleura grows, therefore the somatic nerves supply it and is sensitive to pain: Intercoastal nerves supply with the coastal and peripheral part of the diaphragmatic pleura. Phrenic nerve supplies the mediastinal

Sinuses of Pericardium

The Sinuses of Pericardium lie between the parietal and visceral layers of serous pericardium and are 2 in number: Transverse sinus. Oblique sinus. They’re created because of the reflection of visceral layer of serous pericardium around great vessels of the heart. The visceral pericardium (epicardium) at the

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