The key larynx operate is usually to conduct air towards the trachea; In addition it acts to prevent foods from entering the trachea too. This is achievable as the larynx incorporates a flap on its upper aspect known as the epiglottis that is definitely shut throughout swallowing and open through breathing. https://judahldtix.mappywiki.com/1668703/details_fiction_and_forward_head_posture_singapore