A answered. Atrial fibrillation can be caused by a number of different things that predispose the heart to arrhythmias. Most commonly, longstanding high blood pressure is the cause. Other causes include heart disease such as blockage in the coronary vessels or diseases such as pneumonia or COPD.
A board, typically with a hole for the thumb, which an artist can hold while painting and on which colors are mixed. 2. a. The range of colors used in a visual medium, in a picture, or by an artist: a limited palette.
Palate, palette, pallet. The palate is (1) the roof of the mouth, and (2) the sense of taste, and itâs also a fancy word for flavor, especially in writing on food wine. A palette is the board painters use to hold and mix their colors. By extension, it sometimes denotes the range of colors used in a design or work of art. Pallet usually refers to a platform used for moving cargo or freight, but the word has several other rare definitions in industry and shipping.