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  3. which of the following involves a skeletal muscle

Which of the following involves a skeletal muscle (whole muscle)? Treppe Multiple wave summation Isotonic contraction Consider the following events...

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Medical Sciences

Which of the following involves a skeletal muscle (wholemuscle)?

  1. Treppe
  2. Multiple wave summation
  3. Isotonic contraction

Consider the following events and choose the one thatoccurs last

  1. Na+ ions diffuse into the skeletal muscle cells
  2. ACH binds to receptor sites on Na+ ion channels
  3. Membrane permeability to Na+ ions increased

The sphere of hydration is greater for

  1. Na+
  2. H+
  3. He+
  4. H2O

Which ectodermal cells use socium, Na+, as a componentof depolarization?

  1. Heart muscle
  2. Smooth muscle
  3. Integument
  4. Motor neurons

Answer & Explanation Solved by verified expert
4.2 Ratings (761 Votes)
1C There are different types of contractions associated with the skeletal muscles Isometric A muscular contraction in which the length of the muscle does not change isotonic A muscular contraction in which the length of the muscle changes eccentric An isotonic contraction where the muscle lengthens concentric An isotonic contraction where the muscle shortens In isotonic contractionthe tension remains same in the muscle and the muscle length changes during muscle contraction It occur only when a muscles maximal force of contraction exceeds the total load on the muscle In this the length of the muscle changes during contractionIsotonic exercise includes stair climbing pushups squats and biceps curls Other options Treppe    See Answer
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