Which of the Following Statements About the Motor Cortex Is

question 310

Multiple Choice

Which of the following statements about the motor cortex is true?

• A)Larger body areas, such as the torso, have the same amount of motor cortex space devoted to them as smaller dexterous areas, such as the fingers.
• B)Smaller body areas, such as the fingers, have less motor cortex space devoted to them than larger body areas, such as the torso.
• C)Body areas associated with complex movements have more motor cortex space devoted to them.
• D)Body areas associated with simple, unrefined movements have more cortex space devoted to them.

---

Definitions:

Photon

A quantum of electromagnetic radiation, often regarded as a discrete particle of light with zero rest mass and energy dependent on its frequency.

Particle Nature

The characteristic of matter to exhibit properties of particles, including mass and discrete boundaries, observable in phenomena like the photoelectric effect.

Wave Nature

Wave Nature relates to the characteristics of particles, such as photons and electrons, to exhibit properties typical of waves, including interference and diffraction.

Blue Irises

Refers to a physical trait where the irises of the eyes have a blue pigment.