Examlex
A trivalent atom is also called
Carbon Dioxide
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and absorbed by plants in photosynthesis.
Nasal Conchae
Curved bony structures within the nasal cavity that help filter, humidify, and warm air as it is inhaled.
Nasal Septum
The cartilage and bone wall that divides the nasal cavity into two nostrils, which can sometimes be deviated, causing breathing difficulty.
Paranasal Sinuses
Air-filled spaces located within the bones around the nasal cavity, contributing to the resonance of voice and humidifying the air we inhale.
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