Think You Remember Health Class? This Quiz Will Prove How Rusty Your Knowledge Really Is.

Beyond basic plumbing, what is the primary duty of your kidneys?

Think back to those high school health lectures—was your brain on autopilot or were you soaking up the science of survival? From the complexity of your organs to the fuel on your fork, this quiz is a fast-paced audit of your health literacy. Let’s see if your knowledge is still sharp or if it’s time for a major biological reboot. Ready? Blink and you’ll miss it.