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CRAT 2 Exam questions with solution
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Exam of 4 pages for the course Crat at Crat (CRAT 2 EXAM)
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CRAT 2Cardiac Cycle - answermechanical events that occur to pump blood
Diastole - answerVentricles Relax (Repolarize) and refills as Atria contracts
Rapid Filling Phase - answerAtria dumping blood to ventricles; pressure causes AV
valves to open
Diastasis - answerslowing of blood flow; pressure of atria and ventricles equalize
Atrial Kick - answerAtria contracts/squeeze blood; P-wave
S1 (LAB) - answerVentricles Pressure High causes the AV valves to close
Diastole and Systole - answer2 Phases of Cardiac Cycle
Systole - answerVentricles pumps blood to body
Isovolumetric Contraction - answerVentricles squeeze but no blood flow happens yet;
SL valves are still closed
Ventricular Ejection - answerPumping vigorously of ventricles; SL valves open and
blood SHOOTs out of ventricles; half of blood empties
Protodiastole - answerPumping less; blood flow slows; pressure of ventricles, aortic and
pulmonary all equalize
Isovolumetric Relaxation - answerVentricles Relax (Repolarize)
S2 (DUB) - answerClosing of SL Valves; Ventricles low pressure, Aortic and Pulmonary
High pressure
Automaticity - answerCell's ability to create an impulse w/o stimulation
Conductivity - answerCell's ability to pass impulse to neighboring cells
Excitability - answerCells ability to respond to stimulus by depolarizing; IRRITABILITY
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