The answer is 35cm 2. To find the area, you need to divide the shape into a rectangle and a triangle: The area of the rectangle is 5 Ã 4 = 20cm 2. The base of the triangle is calculated by subtracting the base of the rectangle (4cm) from the total length of the shape (10cm).
A handful of studies have found that when wounds are kept moist and covered, blood vessels regenerate faster and the number of cells that cause inflammation drop more rapidly than they do in wounds allowed to air out. It is best to keep a wound moist and covered for at least five days.
No. These will dry out the wound bed and the goal is to keep the wound bed moist. In addition, skin may be burned and cause other problems. Make sure if you plan to be outdoors that you use sun protection especially on you feet. Some skin changes are not harmful, but others, like redness, can be a sign of problems.