Internal nares

A) The floor of the nasal cavity
B) Superior portion of pharynx
C) A soft process that extends inferiorly from the posterior edge of the soft palate
D) The opening of the nasal cavity into the pharynx
E) External openings of the nasal cavity

Internal Nares

The internal nares, also known as the choanae, are openings at the back of the nasal cavity leading into the pharynx, facilitating airflow from the nose to the throat.

Nasal Cavity

The hollow space within the nose through which air flows, filtered, warmed, and humidified, also housing olfactory receptors.

Soft Palate

The soft tissue constituting the back of the roof of the mouth, separating the oral cavity from the nasal passages.