The choanae (sg.: choana), posterior nasal apertures or internal nostrils are two openings found at the back of the nasal passage between the nasal cavity and the pharynx, in humans and …

2024年3月13日 · The choanae are rigid openings that are completely surrounded by bone. They serve as an outflow from the nasopharynx into the mouth and throat. Inferiorly , the choanae …

2018年1月25日 · A choana (plural: choanae) is one of the two apertures at the back of the nasal cavity that opens into the nasopharynx, the open space behind the nasal cavity in the airways …

2025年1月17日 · Choana, also known as the posterior nasal aperture, is a small opening located at the back of the nasal cavity. It serves as a passageway for air to travel between the nasal …

2023年5月1日 · The choanae are located at the posterior segment of the nasal cavity and open into the nasopharynx. The nasal cavity assists in respiration, olfaction, conditioning of inspired …

The meaning of CHOANA is either of the pair of posterior apertures of the nasal cavity that open into the nasopharynx —called also posterior naris.

The Choana e are the posterior nasal aperture, separated by the vomer. It is the opening between the nasal cavity and the nasopharynx. It is therefore not a structure but a space bounded as …

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1. infundibulum. 2. [pl.] the paired openings between the nasal cavity and the nasopharynx. Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. …

Choana (plural: Choanae) is the posterior nasal aperture. The choanae are separated by the vomer. Boundaries. It is the opening between the nasal cavity and the nasopharynx. It is …