In an Experiment by Simon and Chabris (1999),participants Were to Watch

question 10

Multiple Choice

In an experiment by Simon and Chabris (1999) ,participants were to watch people passing a basketball around and were told to keep track of some activity within the game.What was the distinctive feature of the scene,and what proportion of people failed to notice it?

• A)During the game,a person in a gorilla suit walked into and out of the scene;almost everyone failed to notice.
• B)During the game,a person in a gorilla suit walked into and out of the scene;nearly half failed to notice.
• C)A person in a gorilla suit was one of the ball passers;almost no one failed to notice.
• D)A person in a gorilla suit was one of the ball passers;nearly half failed to notice.

---

Definitions:

Abdominopelvic Cavity

A body cavity consisting of two connected spaces, the abdominal cavity and the pelvic cavity, housing major organs of digestion, reproduction, and excretion.

Thoracic Cavity

The chamber of the human body located between the neck and the abdomen, encased by the ribs, sternum, and vertebral column; it contains the lungs and heart.

Serous Membrane

A thin layer of tissue that lines certain internal cavities of the body, producing a lubricating fluid to reduce friction from muscle movement.

Hypothalamus

The hypothalamus is a small but crucial part of the brain that regulates many bodily functions, including temperature, hunger, and hormone release.