4. Explain and identify using diagrams the following maneuvers, points of sail, and other terms: 1  No-Sail Zone. 2  Closed Hauled. 3  Sailing-by-the-Lee. 4  In Irons. 5  Close Reach. 6  Stand-on. 7  Luffing. 8  Beam Reach. 9  Give-way. 10  Head-to-Wind. 11  Broad Reach. 12  Tacking. 13  Port Tack. 14  Run. 15  Jibing. 16  Starboard Tack.
1 Pemphigus vulgaris, a potentially fatal skin disease, causes blisters in the mouth or skin; these painful blisters become raw and crusted after bursting.  Bullous pemphigoid causes less severe blisters that heal faster and are not life-threatening; this condition is seen mostly in elderly people.
Home blister treatment for this is often all that is needed for this type of blister. Other types of injuries to the skin may cause a blister, such as exposure to heat, electricity, chemicals, and radiation from the sun, or friction may result in burns that cause blisters. Other possible causes of itchy blisters include a viral illness, such as chickenpox or shingles. 2  Red bumps may turn into blisters... 3  Blister healing-A blister is a small pocket of fluid in the upper skin layers and is one of the bodyâs responses to injury or pressure. 4  The feet are particularly prone to blisters.