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The Suprachiasmatic Nucleus (SCN) serves as the body’s clock and controls the circadian rhythm.  The SCN does this by responding to changing levels of __________ throughout the day.

Our attention is limited, and as such we can only be consciously aware of a small amount of the world around us.  This often results in us missing things that are right in front of us.  This is referred to as __________, which is when we fail to notice a readily visible yet unexpected visual stimulus in our sight.

Match the name of the four lobes of the brain with the letter from the image above .

The cerebellum is a part of the brain that receives signals from muscles, tendons, joints, and structures in our ear.  What is the primary function of this areas of the brain?

Use the example below to identify the theory, hypothesis, IV, and DV. A researcher is interested in the effects of exercise on anxiety.  In order to test this, the researcher plans to break participants up into 3 groups by the amount of exercise they will do (no exercise, moderate exercise, and vigorous exercise).  The researcher will then measure to see if anxiety went up or down for each group.  The researcher predicts that the moderate exercise group will show a decrease in anxiety, while the other two groups will show no change in anxiety.

Following the rapid repolarization of the axon during the action potential, the voltage drops below the resting potential during the refractory period.  What is the purpose of the refractory period?

During which stage of sleep are our brain waves more similar to awake than the other stages and is often referred to as paradoxical sleep?

A researcher is conducting a survey of political opinions of people living in Weatherford.  The researcher is sampling the population of Weatherford by putting up flyers around town asking people to fill out the survey.  The researcher, however, is worried that the characteristics of the people who choose to fill out the survey will be different from the overall population.  Which term below best describes the situation in which the people who choose to participate differ significantly from the population?

While Naturalistic Observation studies offer us a rare glimpse at natural behaviors of both animals and people, they are not without their own difficulties.  Primary among these concerns is the fear that those that are being observed won’t act normally because they know they are being watched.  This is known as the .  As well, researchers using this methodology have to work against their own tendencies to see what they want to see, which is known as .