Muscle Fibers Contract When Z Lines Move _________ and the Sarcomeres

question 78

Multiple Choice

Muscle fibers contract when Z lines move _________ and the sarcomeres _________.

• A) apart;stretch
• B) apart;shorten
• C) together;stretch
• D) together;shorten

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Definitions:

Business Division

A distinct part of a large company that operates under the firm's umbrella but focuses on a particular area of business or market segment.

Break-even Sales

The amount of revenue required to cover both the fixed and variable costs of production, resulting in no net profit or loss.

Common Fixed Expenses

Expenses that remain constant regardless of the level of production or sales activities, such as rent, salaries, and insurance.

Operating Period

The span of time during which a business or a particular machinery is operational or in use.