First few Article Sentences
Imagine you’re in the final round of Jeopardy. Alex Trebek is looking at you expectantly. The category: medical science. Being from the health care sector, you’re pretty confident. Alex says, “This is the only human tissue not perfused by blood. Remember, your response must be in the form of a question!”
“What is the cornea?” That’s the question Alex is looking for. There are no blood vessels in the cornea because its highly specialized function demands transparency – uniquely, it receives its nutrients through a process of liquid diffusion. But all other tissues and organs in your body are perfused by blood.