When a Skeletal Muscle Works Hard

question 27

Multiple Choice

When a skeletal muscle works hard,

• A) and pH increase.
• B) pH increases and declines.
• C) pH declines and increases.
• D) pH and increase.
• E) pH and decline.

---

Definitions:

π Network

A system of conjugated pi bonds found in certain organic molecules, contributing to the stability and color properties of the molecule.

Cyclopropenyl Cation

A highly reactive ion with a three-membered ring structure and a positive charge.

π Network

A conjugated system in chemistry involving alternating single and double bonds that allow for the delocalization of pi electrons across the structure.

Increasing Acidity

A term referring to the rising strength of acid, usually measured by a decrease in pH value or an increase in the ability to donate protons (\(H^+\)) in solution.