Anatomy: Muscular System Functions
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Questions and Answers

What is one of the primary functions of the muscular system?

  • Filtering of blood
  • Regulation of body temperature
  • Production of hormones
  • Maintenance of posture (correct)
  • Which of the following is NOT a function of the muscular system?

  • Heart beat
  • Blood filtration (correct)
  • Respiration
  • Peristalsis of intestinal tract
  • What is the term for the production of body heat?

  • Insulation
  • Thermoregulation
  • Homeostasis
  • Thermogenesis (correct)
  • Which muscle contractions are involved in respiration?

    <p>Diaphragm and intercostal contractions</p> Signup and view all the answers

    What is the term for the constriction of blood vessels?

    <p>Vasoconstriction</p> Signup and view all the answers

    What percentage of body weight does skeletal muscle make up?

    <p>40%</p> Signup and view all the answers

    What type of muscle is responsible for propelling urine?

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

    What type of neurons control skeletal muscle?

    <p>Somatic motor neurons</p> Signup and view all the answers

    What is the main function of cardiac muscle?

    <p>Moving blood through the body</p> Signup and view all the answers

    What type of muscle is autochhythmic?

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

    What is the ability of a muscle to respond to a stimulus?

    <p>Excitability</p> Signup and view all the answers

    What is the ability of a muscle to shorten and generate pulling force?

    <p>Contractility</p> Signup and view all the answers

    What is the ability of a muscle to recoil to its original resting length after being stretched?

    <p>Elasticity</p> Signup and view all the answers

    What is the ability of a muscle to be stretched back to its original length?

    <p>Extensibility</p> Signup and view all the answers

    Which of the following is NOT a property of muscle?

    <p>Conductivity</p> Signup and view all the answers

    Which type of connective tissue surrounds individual muscle fibers?

    <p>Loose connective tissue</p> Signup and view all the answers

    What is the function of the perimysium?

    <p>Containing blood vessels and nerves</p> Signup and view all the answers

    What is the purpose of the epimysium?

    <p>To separate muscle from surrounding tissues and organs</p> Signup and view all the answers

    What forms at the end of a muscle where the collagen fibers of all three layers come together?

    <p>A tendon</p> Signup and view all the answers

    What type of cells are found in the endomysium and have a function in muscle repair?

    <p>Satellite cells</p> Signup and view all the answers

    How do muscles attach to their origins and insertions?

    <p>Through connective tissue</p> Signup and view all the answers

    What is the characteristic of fleshy attachments?

    <p>Connective tissue fibers are short</p> Signup and view all the answers

    What is the term for a type of indirect attachment where connective tissue forms a flat, broad sheet?

    <p>Aponeurosis</p> Signup and view all the answers

    What is the primary function of connective tissue in muscle attachments?

    <p>To provide structural support</p> Signup and view all the answers

    What is the term for a type of indirect attachment where connective tissue forms a cord-like structure?

    <p>Tendon</p> Signup and view all the answers

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