What is cholecystitis?Cholecystitis is inflammation of the gallbladder, a small organ near the liver that plays a part in digesting food. Normally, fluid called bile passes out of the gallbladder on its way to the small intestine. If the flow of bile is blocked, it builds up inside the gallbladder, causing swelling, pain, and possible infection. What causes cholecystitis?A gallstone stuck in the .
jet stream. A narrow current of strong wind circling the Earth from west to east at altitudes of 10 to 15 miles (16 to 24 kilometers) above sea level. There are usually four distinct jet streams, two each in the Northern and Southern Hemispheres.
The polar jet stream is, on average, 10 kilometers (6 miles) in the atmosphere, which places it near the top of the Troposphere. The subtropical jet stream tends to be a littlâ¦e higher - around 13 kilometers - because the air is warmer. Warmer air takes up more space, therefore the top of the atmosphere is higher.