We found that in frogs, the hollow sac like organ with small chambers is the lungs.
In humans, the hollow, sac-like organ that stores urine until it is excreted from the body is the bladder, while the stomach is a hollow, sac-like organ connected to the esophagus and the duodenum (the first part of the small intestine).
Speaking of lungs, if you take good care of your lungs, they can last a lifetime. Norman H. Edelman, MD, chief medical officer of the American Lung Association (ALA) said that “the lungs are very durable if they’re not attacked from the outside; your lungs won’t get into trouble unless you get them into trouble."
Check out the 12 things you can do to keep your lungs healthy as you age at Health.com.
According to USA TODAY, screening older adults for lung cancer has the potential to save thousands of lives, but at a cost of billions of dollars to the Medicare program, a new study shows. Find out more here.