| Questions | Answers |
|---|---|
| what are the two things muscle contractions depend on? | actin ; myosin |
| the ability to receive and respond to stimuli | Excitability |
| the ability to shorten forcibly | contractility |
| the ability to recoil and resume the original resting length | elasticity |
| what maintains posture, stabilize joints, and generates heat? | |
| densely packed, rodlike contractile elements | myofibrils |
| the smallest contractile unit of a muscle | sarcomere |
And here are some other online quizzes in the category 'Biology - Circulatory, Respiratory, Digestive Systems, Etc.':
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