| Semicritical items that will come in contact with mucous membranes and nonintact skin require high-level disinfection. |
| Calendula helps to heal broken skin, and the oil in the salve creates a protective barrier that prevents mucous membranes from drying out. |
| These fumes are toxic and may have irritating effects on mucous membranes of the respiratory tract and eyes. |
| In many regions of the body the lymphatic tissues are not sharply delineated, but occur as infiltrations into the mucous membranes. |
| Over the sclera lies the conjunctiva, a clear mucous membrane that protects the eye from becoming dry. |
| In cough drops and lozenges, gum arabic soothes irritated mucous membranes. |
