Tag: nose anatomy

November 29, 2025 / Mohammed looti

CRIBRIFORM PLATE

Anatomical Definition and Location The cribriform plate is a remarkably specialized anatomical structure, integral to the ethmoid bone, positioning itself strategically at the juncture between the central nervous system and the external environment. This horizontal, quadrilateral lamella forms a critical segment of the anterior cranial fossa floor, residing immediately superior to the nasal cavity and […]

November 24, 2025 / Mohammed looti

NASAL CAVITY

Introduction and Definition of the Nasal Cavity The nasal cavity is a critical anatomical structure serving as the initial and primary entry point for the respiratory tract in humans. Functionally defined, it constitutes the voluminous, air-filled space situated posterior to the external nose and superior to the oral cavity, extending back toward the pharynx. This […]