PATHOLOGY

Detailed explanation-1: -Septum: The septum is made of bone and firm cartilage. It runs down the center of your nose and separates the two nasal cavities.

Detailed explanation-2: -Middle part of face The nasal region is located in the central portion of the human face and, as its name suggests, it features the nose. The nose is the central pyramid-shaped structure, situated in the midline. The base of the nose is formed mainly by the nasal bone and covered by the nasalis muscle.

Detailed explanation-3: -External meatus. Triangular-shaped projection in the center of the face. External nostrils. Two chambers divided by the septum. Septum. Made up mainly of cartilage and bone and covered by mucous membranes. Nasal passages. Sinuses.