Muscular System Functions

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Questions and Answers

What is the term for muscles that work together to allow the body to move?

  • Contractile muscles
  • Synergist muscles (correct)
  • Agonist muscles
  • Antagonist muscles

Which type of muscle contraction involves the muscle shortening due to movement?

  • Concentric Contraction (correct)
  • Eccentric Contraction
  • Incomplete Tetanus
  • Isometric Contraction

In hypertrophy, muscles increase in size due to what?

  • Atrophy
  • Fats and fibrous tissue taking over
  • Undergoing dynamic muscle activity (correct)
  • Lack of nerve stimulation

What happens during Complete Tetanus of a muscle?

<p>Muscle contractions completely fuse into one continuous contraction (A)</p> Signup and view all the answers

What is the function of the primer mover muscle in muscle contractions?

<p>Initiate muscle contraction (B)</p> Signup and view all the answers

What type of muscle is located in the walls of the heart and is responsible for the pumping action?

<p>Cardiac muscle (C)</p> Signup and view all the answers

Which type of muscle is attached to bones and causes movement in the body?

<p>Skeletal muscle (A)</p> Signup and view all the answers

What is the primary function of smooth muscles located in the walls of hollow visceral organs like the stomach and intestines?

<p>Propelling and mixing food (B)</p> Signup and view all the answers

What does the term 'excitability' refer to in skeletal muscles?

<p>Ability to respond to nerve signals (A)</p> Signup and view all the answers

Which type of muscle exhibits a rhythmic self-excitation and is located in the walls of hollow visceral organs like the liver and intestines?

<p>Smooth muscle (A)</p> Signup and view all the answers

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