A nostril (or naris / ˈ n ɛər ɪ s /, pl.: nares / ˈ n ɛər iː z /) is either of the two orifices of the nose. They enable the entry and exit of air and other gasses through the nasal cavities. In birds and mammals, they contain branched bones or cartilages called turbinates, whose function is to warm air on inhalation and remove moisture ...

Nostril Functions: What do They Do. The primary purpose of the external nares is to let air enter the nasal cavities so it can be purified and sent to the next parts of the respiratory tract. It also allows different scents to enter the nose and reach the olfactory region of the nose [6]. Why Do We Have Two Nostrils

2016年12月4日 · The meaning of NOSTRIL is either of the external nares; broadly : either of the nares with the adjoining passage on the same side of the septum. How to use nostril in a sentence.

NOSTRIL definition: 1. either of the two openings in the nose through which air moves when you breathe: 2. either of…. Learn more.

2024年3月5日 · The nostrils, also known as the anterior/external nasal apetures or nares, are the two pear-shaped anterior openings to the nasal cavity. The external anatomy of the nose comprises a pyramidal structure that protrudes from the face and it is mostly composed of cartilage. The apex is considered to be the tip of the nose.

2024年7月29日 · Regular nasal hygiene can keep you healthy and improve your overall well-being. Anatomy of the nose from front (top) and side (bottom). What is the nose? Your nose, a structure that sticks out from the middle of your face, is the entrance to your respiratory system. It warms, conditions and filters the air you breathe.

2025年1月27日 · The nostril, also known as the anterior nare, is the external opening of the nose that allows air to pass into the nasal cavity. Each nostril is part of the external nose and is anatomically designed to facilitate airflow while providing filtration and structural support.

When looked at from the outside, the nose has a shape similar to that of a pyramid. This shape is known as the external meatus. The top portion of the nose — the nasal root — connects your nose to...

The shape of the nose is determined by the nasal bones and the nasal cartilages, including the nasal septum, which separates the nostrils and divides the nasal cavity into two. The nose has an important function in breathing.

nostril One of the paired openings into the (SC)nose(D) that contains hairs which can trap gross particulate matter in the inhaled air. Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005