The shoulder is a ball and socket joint with a large range of movement. Such a mobile joint tends to be more susceptible to injury. Shoulder pain can stem from one or more of the following causes: Strains from overexertion.
The gunwale (/ËÉ¡ÊnÉl/) is the top edge of the side of a boat. Originally the gunwale was the gun ridge on a sailing warship. This represented the strengthening wale or structural band added to the design of the ship, at and above the level of a gun deck.
Sailing: Parts of a Sailboat. Block. The nautical term for a pulley. Boom. A horizontal pole that attaches to the mast and is used to extend the foot of the mainsail. Bow. The forward part of a boat. Centerboard. A pivoting plate used to balance a boat and lessen leeway. Cleat.