Which of These Occurs During an Isometric Contraction of a Skeletal

question 73

Multiple Choice

Which of these occurs during an isometric contraction of a skeletal muscle?

• A)The I bands shorten and the A bands stay the same length.
• B)The thick and thin filaments slide past each other.
• C)Sarcomere length does not change significantly.
• D)The A bands shorten and the I bands stay the same length.
• E)Cross-bridges lock onto actin,similar to what occurs in rigor mortis.

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Definitions:

Compound Interest

The addition of interest to the principal sum of a loan or deposit, where the interest that has been added also earns interest.

Exponential Growth

Exponential growth describes a process that increases in quantity at a consistent rate relative to its current value, often seen in populations or investments.

Arithmetic Operations

Basic mathematical operations which include addition, subtraction, multiplication, and division.

Exponential Decay

A process of reduction in quantity where the decrease is proportional to the current value, often used in science and finance to describe rapidly decreasing phenomena.