Best Answer: organ shut down means that the vital organs of our body like heart, kidneys, lungs and brain etc are failing or not receiving enough blood supply :) And when vital organs shut down, important bodily functions shut down too. The more organs that shut down, the greater the patient's risk of death.
The shortfin mako is the fastest shark in the ocean, able to reach a top speed of 31 miles per hour. This shark is also capable of breaching the ocean surface to capture prey, reaching heights of up to 20 feet. The slowest shark in the ocean is the Greenland shark, able to reach a top speed of 1.7 miles per hour.
There isnât any known reason why they do this. It may be to search for food that is above the surface. Some people assume they do so for air but that isnât necessary for this species of shark or any other. They are also the fastest of all species of sharks in the world. They can swim at a top speed of 60 miles per hour when they are migrating or hunting for food. The generally swim at a speed of about 35 miles an hour on a regular basis.