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 whale shark, the largest shark in the ocean, can reach a top speed of up to one body length per second. With a maximum size of 32.8 feet, the largest whale shark can reach a top speed of 22.4 miles per hour. Learn more about Sharks. Sources:
Answer by Longhorn69. Confidence votes 227. Sharks swim at an average speed of 5 MPH but when feeding or attacking they can reach speeds upwards to 12 MPH. The shortfin mako can reach speeds up to 31 MPH. It's alot faster than 1 mph, a human swims 2-5 mph average.   It depends on what kind of shar â¦ k, but the mako can get up to 45-50  mph in short bursts. When a shark is hitting prey from underneath  they can reach up to 30mph. 12 people found this useful.