The respiratory tract is a complex organ system that is responsible for the exchange of
oxygen and carbon dioxide. The human respiratory tract spans from the nostrils to the lung …

Nasal obstruction can be monitored objectively by measurement of nasal airflow, as
evaluated by nasal peak flow, or as airways resistance/conductance as evaluated by …

The nasal cavity is essential for humidifying and warming the air before it reaches the
sensitive lungs. Because humans inhabit environments that can be seen as extreme from …

Introduction The nasal cavity is the first part of the airway and the nasal mucosa is the first
line contact area between the air, gases, suspended elements, and the respiratory tract. The …

The Oriental nose, which has been broadly classified, as mesorrhine, differs in anatomy
andmorphology from other racial groups. The objective of this study is to carry out …

Study Objectives: To examine the relation of sleep-related symptoms to race and ethnicity in
a diverse sample of middle-aged and older men and women. Design: Cross-sectional …

Nasal drug delivery has been utilized for locally acting diseases for decades. The nose is
also a portal to the systemic circulation and central nervous system (CNS). In the age of …

Nasal airway obstruction is the source of significant patient discomfort and financial burden;
hence, otolaryngologists encounter this symptom on an almost daily basis. This article …

Focuses on the applied anatomy and physiology of the nose and paranasal sinuses.
Development of a complete system of defense and air conditioning; Avoidance of the …

Objectives Although the internal nose is overwhelmingly responsible for heat and moisture
exchange during respiration, external nasal morphology is more commonly cited as evincing …