New born babies are able to breathe and suck at the same time due to -

Ans. is 'c' i.e., High larynx o The infant larynx differs markedly from its adult counterpa. Although it is about one - third adult size, it is propoionately larger. Its lumen is sho and funnel - shaped and dispropoionately narrower than that of adult. It lies higher in the neck than the adult larynx. At rest, the upper border of the infant epiglottis is at the level of the second or third cervical veebra; when the larynx is elevated, it reaches the level of the first cervical veebra. This high position enables an infant to use its nasal airway to breath while sucking.