All of the Following Statements Related to Muscle Length and Tension

question 2

Multiple Choice

All of the following statements related to muscle length and tension are true except:

• A) The resting length of a muscle is a position of the muscle where there is no tension within the muscle.
• B) At a muscle's resting length, a maximal number of actin and myosin cross-bridges are capable of forming.
• C) Active tension is responsible for muscle tension during shortening.
• D) Passive tension declines as the muscle shortens because there are fewer crossbridges available between actin and myosin fibers.

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Definitions:

Terminal Moraine

Glacially carried sediment that accumulates at the terminus (end) of a glacier and a landform composed of such material; generally marks the glacier’s farthest downhill extent.

Recessional Moraine

A moraine that forms as the front of a glacier melts back and stagnates for some time in one location, depositing a pile of sediment.

Sediment

Particulate matter that accumulates in layers on the Earth's surface, deposited by water, wind, ice, or biological activity.

Esker

A long, winding ridge of stratified sand and gravel, deposited by meltwater from a retreating glacier or ice sheet.