Posterior Triangle of the Neck
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Questions and Answers

Which muscles form the floor of the posterior triangle of the neck?

  • Anterior, middle, and posterior scalenes
  • Splenius capitis, Levator scapulae, semispinalis capitis (correct)
  • Sternocleidomastoid, trapezius, clavicle
  • Omohyoid, occipital, supraclavicular

    • Which structures form the borders of the posterior triangle?

  • Anterior - anterior border of the sternocleidomastoid, Posterior - posterior border of the trapezius muscle, Inferior (base) - superior 1/3 of the clavicle, Apex at inferior nuchal line
  • Anterior - anterior border of the trapezius muscle, Posterior - posterior border of the sternocleidomastoid, Inferior (base) - middle 1/3 of the clavicle, Apex at superior nuchal line
  • Anterior - posterior border of the sternocleidomastoid, Posterior - anterior border of the trapezius muscle, Inferior (base) - middle 1/3 of the clavicle, Apex at superior nuchal line (correct)
  • Anterior - posterior border of the trapezius muscle, Posterior - anterior border of the sternocleidomastoid, Inferior (base) - superior 1/3 of the clavicle, Apex at inferior nuchal line

    • Which fascia forms the roof of the posterior triangle?

  • Investing layer of fascia (correct)
  • Superficial fascia
  • Deep fascia
  • Prevertebral fascia

    • Which veins are found in the posterior triangle of the neck?

    <p>External jugular vein, occipital vein, transverse cervical vein</p> Signup and view all the answers

    Which triangle is formed by the inferior belly of omohyoid?

    <p>Supraclavicular triangle</p> Signup and view all the answers

    Which muscle forms the anterior border of the posterior triangle of the neck?

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

    Which muscle forms the posterior border of the posterior triangle of the neck?

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

    Which structure forms the apex of the posterior triangle of the neck?

    <p>Superior nuchal line</p> Signup and view all the answers

    Which fascia forms the floor of the posterior triangle of the neck?

    <p>Prevertebral fascia</p> Signup and view all the answers

    Which triangle is located within the posterior triangle of the neck?

    <p>Occipital triangle</p> Signup and view all the answers

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