The Motor (Somatic Nervous) System Can Alter the Activities of Its

question 42

Multiple Choice

The motor (somatic nervous) system can alter the activities of its targets, the skeletal muscle fibers, because ________.

• A) it is electrically coupled by gap junctions to the muscles
• B) its signals bind to receptor proteins at synapses on the muscles
• C) its signals reach the muscles via the blood
• D) its light pulses activate contraction in the muscles
• E) it is connected to the internal neural network of the muscles

Identify the characteristics and functions of light and color perception.

Understand the structural components of the ear and their role in hearing.

Learn about perceptual illusions and cultural differences in perception.

Describe the properties of sound and their parallels to visual properties.

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