Multiple choice

Which of the following is a feature of unstriped mucle fibres?

  1. They are short with blunt ends.

  2. They are bound by sarcolemma.

  3. They have many nuclei.

  4. They have less extensive sarcoplasmic reticulum.
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Their sacroplasmic reticulum is not as developed as in striped muscles.

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