0204 Plant Sciences. 1  Plant Sciences, General. 2  Agronomy and Crop Science. 3  Horticulture Science.  Plant Breeding and 1  Genetics. Agricultural Plant Pathology.  Agricultural Plant 1  Physiology. Plant Protection (Pest Management)  Range Science and Management.
The roof of the nasal cavity is formed anteriorly by the nasal bones, the nasal spine of the frontal bone, and the floor of the frontal sinus. In its more horizontal midpart, the roof is formed by the cribriform plate of the ethmoid bone.part from the nasal vestibule which is lined by stratified squamous epithelium, nasal cavity is lined by pseudostratified columner ciliated epithelium i.e. respiratory epithelium. Each nasal fossa has four walls; roof, floor, septal wall, and lateral wall.
Introduction. The nasal cavity refers to the interior of the nose, or the structure which opens exteriorly at the nostrils. It is the entry point for inspired air and the first of a series of structures which form the respiratory system.urrounding structures. Para-nasal sinuses The nasal cavity is surrounded by a ring of paranasal sinuses and meatuses in the nasal cavity connect to these structures. The sinuses develop as outgrowths of, and drain into, the nasal cavity.