Although Experiments Are Very Useful for Determining Cause and Effect

question 5

Multiple Choice

Although experiments are very useful for determining cause and effect, they are often difficult to conduct when studying human subjects. Human research subjects may behave differently under experimental conditions than they would usually behave because they want to please the experimenters. This phenomenon has been called ________.

• A) social imitation
• B) inductive reasoning
• C) deductive reasoning
• D) the placebo effect
• E) the Hawthorne effect

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Definitions:

Respiratory Center

Group of nerve cells in the medulla oblongata that sends out nerve impulses on a rhythmic basis, resulting in involuntary inspiration on an ongoing basis.

Intercostal Nerves

Nerves located between the ribs that play a role in the respiratory process by controlling the muscles of the chest wall.

Alveolar Walls

Thin layers of tissue forming the air sacs in the lungs, where gas exchange with the blood takes place.

Spirometer

A device used to measure the volume of air inhaled and exhaled from the lungs to assess lung health.