Labels:prickle cell | skin graft | sky | tree OCR: MUCUS LINING MUCUS LINING covers the functions: it keeps the inside of the inside of your nose. Mucus nose moist and supple; and traps thick. sticky substance produced dust dirt, and other harm ful the surfaces of the airways inside particles, preventing them from your nose. has two vital being breathed into your lungs. Mucus producing layer Deeper layers of the nasal lining
