muscular contractions

What Are The Types Of Muscle Spindles?

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What Are The Types Of Muscle Spindles? Nuclear Chain fibers. These fibers are so-named because their nuclei are aligned in a single row (chain) in the center of the fiber. … Static Nuclear Bag fibers. … Dynamic Nuclear Bag fibers. Which muscles have more spindles? Smaller muscles are generally found to have higher spindle densities

What Is The Rhythmic Contraction Of The Stomach?

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What Is The Rhythmic Contraction Of The Stomach? Peristalsis is the rhythmic contraction of smooth muscles to propel contents through the digestive tract. What are the rhythmic contractions that propel food through the digestive tract? Peristalsis is a series of wave-like muscle contractions that move food through the digestive tract. It starts in the esophagus