Examlex
A researcher finds out in an experimental study that a special program on binge drinking lowers the use of alcohol in the residential dormitories of a small college in the Midwest.Excited about the results,the investigator draws conclusions in the research report for use of this program in a nearby university.What potential threat to validity exists in this experiment?
Blood
A vital fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away.
Pulmonary Veins
Blood vessels that carry oxygenated blood from the lungs to the left atrium of the heart.
Left Atrium
The upper left chamber of the heart that receives oxygenated blood from the pulmonary veins and pumps it into the left ventricle.
Aorta
The main and largest artery in the body, carrying blood from the left ventricle of the heart to the entire body.
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