Anatomy of Nose | Respiratory System

Nose -

Anatomy of Nose -

- Nasal Cavity Is The Main Route of Air Entry, & Divided Into Two Equal Passages By A Septum.

- Posterior Bony Part of The Septum Is Formed By The Perpendicular Plate of The Ethmoid Bone & The Vomer.

- Anterior, It Consist of Hyaline Cartilage.

- Roof Is Formed By The Cribriform Plate of The Ethmoid Bone & The Sphenoid Bone, Frontal Bone & Nasal Bone.

- Floor Is Formed By The Roof of The Mouth & Consist of Hard Palate In Front & The Soft Palate Behind.
Hard Palate Is Made Up of The Maxilla Bone & Palatine Bone.
Soft Palate Is Made Up of Involuntary Muscle.

- Medial Wall Is Formed By The Septum.

- Lateral Wall Is Formed By The Maxilla, The Ethmoid Bone, The Inferior Conchae.

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