Question

Select the property that does not describe muscles.

• A. Contractility
• B. Brittleness
• C. Elasticity
• D. Excitability

Answer 1

The correct option is B Brittleness

Muscles have four basic properties, namely excitability, contractility, extensibility and elasticity. Excitability is the ability to respond to stimuli. Contractility is the ability to contract or shorten Extensibility is the ability of muscles to stretch and lastly, Elasticity is the ability to return to normal length after stretching.