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Mudpuppy Muscle Functions

12 Questions
Muscle Quizzes & Trivia

Function of Necturus Muscles

Questions and Answers
  • 1. 
    What is the function of the latissimus dorsi?
    • A. 

      Pulls scapula anteriorly

    • B. 

      Adducts the humerus

    • C. 

      Flexes the tail

    • D. 

      Retracts pectoral limb

  • 2. 
    Which of these muscles elevates the throat?
    • A. 

      Sphincter colli

    • B. 

      Geniohyoideus

    • C. 

      Levatores arcuum

    • D. 

      Forearm flexors

  • 3. 
    What is the function of the puboischiotibilalis?
    • A. 

      Pulls humerus anteriorly

    • B. 

      Adducts the hindlimb

    • C. 

      Retracts the thigh

    • D. 

      Flexes the shank (crus) and pes

  • 4. 
    Which of the following does not adduct the humerus?
    • A. 

      Supracoracoideus

    • B. 

      Pectoralis

    • C. 

      Humeroantebrachialis

  • 5. 
    What is the function of the rectus cervicis?
    • A. 

      Retracts hyoid and gill apparatus; depresses the head

    • B. 

      Compresses the viscera and aids in locomotion

    • C. 

      Extension of the antebrachium

    • D. 

      Depresses lower jaw and pulls hyoid apparatus anteriorly

  • 6. 
    What is the function of the ischiocaudalis?
    • A. 

      Retracts the thigh

    • B. 

      Extends the shank

    • C. 

      Flexes the tail

    • D. 

      Adducts the forelimb

  • 7. 
    Which muscle elevates the gills?
    • A. 

      Intermandibularis

    • B. 

      Levatores arcuum

    • C. 

      Adductor (levator) mandibulae externus

    • D. 

      Branchiohyoideus

  • 8. 
    What is the function of the triceps brachii?
    • A. 

      Adduct the humerus

    • B. 

      Flexes the antebrachium

    • C. 

      Pulls scapula anteriorly

    • D. 

      Extension of the antebrachium

  • 9. 
    Which muscle flexes body laterally and dorsally during dorso-ventral bending of the vertebral column?
    • A. 

      Dorsalis trunci

    • B. 

      Iliofibularis

    • C. 

      Internal oblique

    • D. 

      Transversus abdominis

  • 10. 
    Which muscle opens the mouth?
    • A. 

      Interhyoideus

    • B. 

      Adductor (levator) mandibulae externus

    • C. 

      Depressor mandibulae

    • D. 

      Cucullaris

  • 11. 
    What is the function of the geniohyoideus?
    • A. 

      Depresses lower jaw and pulls hyoid apparatus anteriorly

    • B. 

      Retracts hyoid and gill apparatus; depresses the head

    • C. 

      Pulls scapula anteriorly

    • D. 

      Flex the antebrachium and manus

  • 12. 
    What is the function of the caudofemoralis?
    • A. 

      Extends the shank (crus)

    • B. 

      Retracts the thigh

    • C. 

      Flexes the tail

    • D. 

      Adducts the hindlimb

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