According to standard first aid procedures, severe external hemorrhage is best controlled by applying direct pressure.
Standard first aid procedures follows the acronym DRABC. These acronyms describe the procedures to be used when providing the first aid. Here, D stands for Danger (assess the danger), R is response (check for consciousness), A is Airway (open airway), B is Breathing (check for breathing )and C is Circulation (chest compressions).
Hemorrhage is the excessive bleeding from a part of the body due to highly ruptures blood vessel. It can occur both inside as well as outside the body. If hemorrhage inside the body is not stopped it can cause clot formation, that will hamper the working of nearby cells and tissues.
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Listening to Earth is an article about the study of the plate boundaries using hydrophones which make noises and different sounds.
<u>Explanation:</u>
Listening to Earth is an article which was written about the studying of the plate boundaries by Dziak and his team. Since it is tough to send people to the bottom surface of the ocean, they made use of hydrophones making them listen to various sounds.
These sounds are made by the movement and the motions of the plate boundaries from their original position which many a times lead to the earthquakes.
