Smooth muscle characteristics includ :
Correct answer: B. Spindle shaped, uninucleate, involuntary
- A. Cylindrical, multinucleate
- B. Spindle shaped, uninucleate, involuntary
- C. Branched, striated
- D. Striated, multinucleate
Explanation
Smooth muscles are spindle-shaped, non-striated, involuntary with single nucleus.
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About Muscles
Muscles covers skeletal, smooth and cardiac muscle, their microscopic structure and the roles of tendons, myofibrils, actin and myosin. It explains the sliding filament mechanism, sarcomere shortening, neuromuscular transmission and calcium regulation, while distinguishing voluntary skeletal movement from involuntary contraction in smooth and cardiac muscle.
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