8). The total relief of the ocean surface (not counting waves or tides) is only about 1.5 meters, but this is sufficient to drive the ocean circulation. To understand how the wind stress distorts sea level, with hills at the convergences, valleys at the divergences, one needs to invoke the hydrostatic relationship.
Also termed solar cheilosis, this condition is the result of chronic over-exposure to ultraviolet radiation in sunlight. It usually occurs on the lower lip, which is dry, scaling, and wrinkled grey-white in appearance. It is especially common in people with light skin types who live in sunny climates (e.g. , Australians of European ancestry), and in persons who spend a lot of time outdoors.
Canker sores. One of the main causes of bumps around lips is canker sores. These are shallow, painful red or white tiny lip lumps that occur on the inside mouth linings. You might get them on the inside of your lips or the insides of your cheeks.