Author Question: Jacobson discovered that after holding a muscle contraction and then releasing the contraction, the ... (Read 106 times)

NClaborn

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Jacobson discovered that after holding a muscle contraction and then releasing the contraction, the muscle fibers elongate. What is unique about elongated muscle fibers?
 
  What will be an ideal response?

Question 2

The concept of using storytelling and metaphor to create helpful or healing imagery-based suggestions has a long and deep tradition in the world's major religions, in indigenous traditions such as those practiced by Native Americans, and in traditional Chinese medicine among others. Even though this method has been practiced for several millennia, psychologists were generally slow to adopt it until the late 1960s when Joseph Wolpe incorporated ____ into his systematic desensitization method.
 
  a. guided imagery c. progressive muscle relaxation
  b. autogenic training d. exposure imagery



kristenb95

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Answer to Question 1

These elongated muscle fibers are more relaxed and can be trained to reach a zero firing threshold (i.e., the neurons that tense these muscle fibers do not exceed their firing thresholds), a phenomenon that is verifiable with an electromyograph instrument. When a person reaches this level after contracting, holding, and releasing forearm tension for instance, the hand goes limp like a wet dishrag.

Answer to Question 2

A



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