Blood Supply and Venous Drainage of the Larynx

Blood Supply and Venous Drainage of the Larynx - veins...

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Blood Supply and Venous Drainage of the Larynx Blood is supplied to the larynx via the inferior and superior thyroid arteries. The Inferior thyroid artery branches off the Subclavial artery, while the superior thyroid artery branches off the External Carotid artery. Blood drains from the larynx via the superior thyroid veins and the inferior thyroid veins. The superior thyroid vein drains into the internal carotid artery while the inferior thyroid
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Unformatted text preview: veins, which usually number 2-3, drain into a common vein which drains into the superior vena cava. Nerves of the Larynx All the innervation of the larynx comes from different branches of the Vagus Nerve (CN X). The superior region of the larynx is supplied by both the Internal and External Laryngeal Nerves. The inferior region of the larynx is supplied by the Recurrent Branch of the Vagus Nerve which travels superiorly behind the aortic arch....
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This note was uploaded on 11/22/2011 for the course BSC BSC1085 taught by Professor Sharonsimpson during the Fall '10 term at Broward College.

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