Regina Began an Exercise Program Six Months Ago, and the Muscles

question 100

Multiple Choice

Regina began an exercise program six months ago, and the muscles of her upper limbs and lower limbs are more prominent. Exercise can lead to formation of new muscle by

• A)stimulating synthesis of myoglobin.
• B)stimulating skeletal muscle cells to release IL-6, which stimulates satellite cells to divide, producing more muscle cells.
• C)stimulating connective tissue to differentiate as muscle tissue.
• D)stimulating motor neurons to divide and innervate more muscle cells.

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Lags

Delays in the effect of economic policies or other changes in the economy, which can affect the timing and efficiency of economic outcomes.

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