Cardiovascular Physiology Chapter 18: Heart General Information
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Questions and Answers

Qual es le function del sarcoplasma reticular?

  • Trigge le liberation de calcium extracellular
  • Permite le entrata de 10-20% de calcium extracellular
  • Memora calcium (correct)
  • Furni 80-90% del calcium

    • Durante le ciclo cardiac, lo que representa le depolarisation atrial?

  • Conduction per le nodo AV e fasciculo AV (correct)
  • Contraction ventricular
  • Repolarization ventricular
  • Relaxation del ventriculos

    • Qual es le function del systema de conduction intrinsec del corde?

  • Trigge le action potenciales
  • Produccion de fibrillation
  • Resting potential instabile (correct)
  • Celulas cardiac non contractile

    • Quale es un potential effecto del nervos de corde sur le corde?

    <p>Center cardioaccelerator</p> Signup and view all the answers

    Durante le ciclo cardiac, que representa le diastole?

    <p>Relaxation ventricular</p> Signup and view all the answers

    Qual es un defecto commun in le ritmo cardiac?

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

    Quale struttura es responsabile del primeiro phase de excitation in le corde?

    <p>Nodo SA</p> Signup and view all the answers

    Qual es un characteristic de celulas autoritmic cardiac?

    <p>% del fibras cardiac con potentia de repose instabile</p> Signup and view all the answers

    Qual es le formula pro calcular le Volume Systolic Final?

    <p>ESV = EDV - SV</p> Signup and view all the answers

    Qual es le effecto de un decremento in contractilitate sur le Stroke Volume?

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

    Quales es le effectos del systema parasympathetic sur le corde?

    <p>Reduce le frequencia cardiac</p> Signup and view all the answers

    Quale de iste non es un adaptation del corde fetal?

    <p>Valvulas semilunari</p> Signup and view all the answers

    Quale condition clinic non es associate con Problemas Cardiacos?

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

    Quale effecto ha le catecolaminas (NE & Epi) sur le corde?

    <p>Incrementa la contraction muscular</p> Signup and view all the answers

    Qual es le effecto de un incremento del Preload sur le Stroke Volume?

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

    Quale es un factore que pote causar un decremento del Volume Systolic?

    <p>Un decremento in postcharge</p> Signup and view all the answers

    Qual es le function principal del corde in le systema cardiovascular?

    <p>Transporto de gases e nutrientes</p> Signup and view all the answers

    Quales es le du systemas de pompa del corde?

    <p>Cardiac e sistemic</p> Signup and view all the answers

    Que es le strutura external del corde?

    <p>Ápice e base</p> Signup and view all the answers

    Quales es le straturas que forma le pericardio serose?

    <p>Stratum viscerale e parietal</p> Signup and view all the answers

    Qual es le caracteristica principal del cellulas muscular cardiac?

    <p>Depolarisation espontanee</p> Signup and view all the answers

    Qual es le arterias que forma parte del circulation coronari?

    <p>Arteria interventricular anterior e arteria circumflex</p> Signup and view all the answers

    Que tipo de cellulas cardiacas non ha besonio de stimulation neural pro depolarisation?

    <p>Cellulas pacemaker auto-rhythmic</p> Signup and view all the answers

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