When People Try to Synchronize Foot and Finger Taps

question 19

Multiple Choice

When people try to synchronize foot and finger taps

• A) The finger leads the foot by the amount of time one would expect if people could sense motor commands
• B) The foot leads the finger by the amount of time one would expect if people could not sense motor commands but instead strove for simultaneous sensory signals from the foot and finger
• C) The finger and the foot respond at exactly the same time, reflecting people's excellent timing abilities
• D) For some people, the finger leads the foot and for other people the foot leads the finger, but no one knows why

---

Definitions:

Cigarette Smoking

The act of inhaling and exhaling the smoke of tobacco or a drug.

Exposure To The Sun

The act of being in sunlight, which can have both beneficial effects, such as vitamin D synthesis, and harmful effects, like skin damage or cancer risk.

Physiological Function

The biological processes that support the activities of living organisms or their parts, such as the heart's blood-pumping action or the digestive system's processing of food.

Muscle Development

The growth and strengthening of muscle fibers through exercise and other physiological processes.