Are you smarter than a 10th grader? Test your neuroscience knowledge on five of the questions from the 2015 Brain Bee Exam.

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* 1. Which of these is not a main component of a neuron cell?

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* 2. Which of these is not a circadian rhythm?

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* 3. During what part of the sleep cycle do people dream in?

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* 4. Morphine is a plant-based product and heroin is a man-made derivative of morphine; however, they both resemble an endogenous (in the body) compound, what is that compound?

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* 5. What brain region signals to the pituitary to release hormones, for example, releases corticotrophic releasing hormone into the pituitary in response to stress?

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