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.
Autoimmune Diseases That Cause Blisters. Blisters may develop from diseases that cause your body to attack your own skin (autoimmune diseases), such as: Pemphigus , an uncommon, sometimes fatal disease. Blisters of varying sizes break out on the skin, the lining of the mouth, the vagina or penis, and other mucous membranes. Treatment includes medicine to suppress the immune system and, sometimes, a plasma exchange procedure (plasmapheresis).