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.
Definition: When an artist deliberately restricts the number of colors they use in a painting, they're said to be using a limited palette. (A palette being what paints are squeezed out onto, ready for use.). Also Known As: Restricted palette.
â¹ Previous post. When youâre first taught to paint with a limited palette, youâre usually given three primary colorsâred, yellow and blue. Limiting yourself to just a few colors teaches you how to mix colors correctly, see value and temperature, and encourages thought and planning in your color choices. Today weâll discuss a different limited palette, one that was made famous by Swedish painter Anders Leonard Zorn, which is often known as the Zorn Palette.