Cardiac Fibrous Skeleton Quiz
18 Questions
2 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the main function of the fibrous skeleton of the heart?

  • Generating heart murmurs
  • Preventing the heart from being overstretched
  • Supporting the heart valves (correct)
  • Aiding in the conduction of electrical impulses
  • Which structure forms the barrier between the atria and the ventricles in the heart?

  • Purkinje fibers
  • AV node
  • Bundle of His (correct)
  • SA node
  • What happens when inflammation of a heart valve occurs?

  • Valve functions more efficiently
  • Valve widens
  • Valve becomes more flexible
  • Valve cusps stick together (correct)
  • What can result from valve narrowing in the heart?

    <p>Turbulence and vibrations</p> Signup and view all the answers

    Which part of the heart is stabilized by the fibrous skeleton to prevent overstretching?

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

    What is the role of the purkinje fibers in the heart's conduction system?

    <p>Conducting electrical impulses in the ventricles</p> Signup and view all the answers

    Which valve has a fibrous ring and 3 cusps, with each cusp attached to the chordae tendinae of 3 papillary muscles of the right ventricle?

    <p>Tricuspid valve</p> Signup and view all the answers

    How many cusps form the mitral (Bicuspid) valve and to how many papillary muscles of the left ventricle are each cusp attached?

    <p>3 cusps, attached to 2 papillary muscles</p> Signup and view all the answers

    The chordae tendinae of which ventricle are stronger?

    <p>Left ventricle</p> Signup and view all the answers

    Which valve has a structure similar to the pulmonary valve but has three semilunar cusps with one anterior and two posterior?

    <p>Aortic valve</p> Signup and view all the answers

    What is the purpose of the dilatations, known as the sinus of Valsalva, in the aortic wall above each cusp?

    <p>To allow blood to flow behind the cusps at the beginning of ventricular relaxation in diastole</p> Signup and view all the answers

    Where is the fibrous skeleton of the heart located in terms of heart structures?

    <p>Around the atrioventricular junction and the arterial outflow</p> Signup and view all the answers

    What separates the anterior rough part (pectinate muscles) in the auricle from the posterior smooth part of the right atrium?

    <p>Crista terminalis</p> Signup and view all the answers

    Which structure represents the site of the foramen ovale in the interatrial septum?

    <p>Fossa ovalis</p> Signup and view all the answers

    Where is the left atrium located in relation to the right atrium?

    <p>To the left of the right atrium</p> Signup and view all the answers

    Which valve is attached to the papillary muscles of the ventricular wall by the chordae tendinae?

    <p>Tricuspid valve</p> Signup and view all the answers

    What divides the right ventricle into an inflowing rough part and an outflowing smooth part?

    <p>Conus arteriosus</p> Signup and view all the answers

    Which part of the left atrium includes only the left auricle?

    <p>Pectinate muscles</p> Signup and view all the answers

    More Like This

    Cardiac Anatomy and Physiology Overview - Week #1
    23 questions
    Anatomy of the Heart
    10 questions

    Anatomy of the Heart

    SteadyPolarBear avatar
    SteadyPolarBear
    Exam 2 Review: Cardiac Anatomy
    18 questions

    Exam 2 Review: Cardiac Anatomy

    IntelligibleHammeredDulcimer avatar
    IntelligibleHammeredDulcimer
    Applied Cardiac Anatomy Quiz
    42 questions

    Applied Cardiac Anatomy Quiz

    ManeuverableCreativity avatar
    ManeuverableCreativity
    Use Quizgecko on...
    Browser
    Browser