Cachexia, or Muscle Wasting (Loss of Muscle Mass), Is a Common

question 59

Multiple Choice

Cachexia, or muscle wasting (loss of muscle mass) , is a common complication of cancer. A muscle biopsy sample from a cancer patient would likely show

• A) increased activation of PI3-kinase.
• B) decreased levels of myostatin.
• C) decreased phosphorylation of Akt.
• D) decreased mRNA levels of atrophy promoting genes.

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Definitions:

Substitution Effect

The change in consumption patterns due to a change in relative prices, holding the consumer's level of utility constant.

Price

The fiscal amount needed for the acquisition of a product or service.

Delphiniums

A genus of flowering plants known for their tall spikes of colorful flowers, commonly found in gardens.

Perfect Substitutes

Goods or services that can be used in exactly the same way and to the same extent, where one can completely replace the other in consumption.