In the Study Done by De Morree, Klein, & Macora

question 2

Multiple Choice

In the study done by de Morree, Klein, & Macora (2012) on evidence for effort in the brain, what was the finding?

• A) All of the above
• B) Brain activity was greater when heavier weights were lifted
• C) Brain activity was positively correlated with reported perceived effort
• D) The brain worked harder to lift the weight when the arm was tired than when the arm was fresh

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Definitions:

Arterioles

Small blood vessels that extend and branch out from arteries and lead to capillaries, playing a key role in regulating blood pressure.

Vena Cava

The two large veins (the superior vena cava and the inferior vena cava) that carry deoxygenated blood from the body back to the heart.

Atrioventricular Valve

One of the two valves that separate the atrium and the ventricle in the heart, preventing backflow of blood.

Inferior Vena Cava

The large vein that carries de-oxygenated blood from the lower and middle parts of the body into the right atrium of the heart.