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The subglottis or subglottic region is the lower portion of the larynx, extending from just beneath the vocal cords down to the top of the trachea. The structures in the subglottis are implicated in the regulation of the temperature of the breath.
Course. On the left side of the body the subclavian comes directly from the aortic arch whereas on the right side it arises from the brachiocephalic trunk. Both course above the cervical pleura towards the anterior scalene muscle and through the posterior scalene gap (between the anterior and medial scalene muscles).he subclavian arteries are a pair of large arteries in the thorax that supply blood to the thorax, head, neck, shoulder and arms.