The brain's ability to juggle multiple tasks simultaneously makes it what kind of organ

It makes the brain become a complex organ.

It's hard to examine brain because it can do multiple things at one time. Even when you are sitting, the brain is sending a signal to your lungs so you can automatically breathe. Many signals sent by brain that vital for life but we didn't aware of.

Well when i was in the hospital about a month i read books, played on my phone, and i drew. another fun thing you can do is prank the staff.