Knowledge of basic sailing terminology, parts and functions, helm commands, basic sail trim, points of sail, buoyage, seamanship and safety including basic navigation rules to avoid collisions and hazards. Auxiliary power operation is not required.
However, there are some other conditions could cause sores and blisters on the vagina: 1  Genital herpes: Genital herpes is a viral infection caused by the herpes simplex viruses type 1 (HSV-1) or type 2 (HSV-2).  A person infected by genital herpes manifests blisters and sores in the vaginal area.
The cause of bullous pemphigoid is not well-understood. The blisters occur because of a malfunction in your immune system. Your body's immune system normally produces antibodies to fight bacteria, viruses or other potentially harmful foreign substances.