Which muscle fibres are primarily found in the gastrointestinal tract, and what characterizes their contraction?

Question

Which muscle fibres are primarily found in the gastrointestinal tract, and what characterizes their contraction? — Exam MCQ

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D. Smooth muscle fibres; slow and continuous involuntary contraction — Most gastrointestinal walls contain smooth muscle, which produces involuntary mixing and propulsive movements.

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A. Skeletal muscle fibres; rapid and voluntary contraction

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B. Striated muscle fibres; intermittent and forceful contraction

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C. Cardiac muscle fibres; rhythmic and involuntary contraction

Which muscle fibres are primarily found in the gastrointestinal tract, and what characterizes their contraction?

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