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☕️ Coffee - ☕️ QUIZ 06: THE CARDIAC CYCLE AND HEART SOUNDS; THE CIRCULATION AND HEMODYNAMICS [page 230] - ☕️ Module 6 SGD 3: The Cardiac Cycle and Heart Sounds [page 494]

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Published	01/14/2024	End diastolic volume is the volume of blood present in the ventricle at the end of this phase of the cardiac cycleA. Atrial contractionB. Reduced fill…
Published	01/14/2024	The atria act as blood reservoirs from the onset of isovolumetric relaxation to the onset of _________ phase.A. reduced ejectionB. isovolumetric relax…
Published	01/14/2024	Aortic pressure is lowest at the onset of this phase of the cardiac cycleA. Isovolumetric contractionB. Isovolumetric relaxationC. Atrial systoleD. Re…
Published	01/14/2024	Systole is from the onset of ______ phase to the onset of ______ phase.A. isovolumetric contraction --- isovolumetricrelaxationB. isovolumetric contra…
Published	01/14/2024	Which of the following may cause systolic murmur?A. Aortic stenosisB. Mitral stenosisC. Tricuspid stenosisD. Pulmonary insufficiency{{c1::A}}
Published	01/14/2024	Which physiologic determinant of blood pressure when increased will bring about an increase in diastolic pressure?A. Cardiac output B. Quantity of blo…
Published	01/14/2024	1. Which of these describes the isovolumetric relaxation phase of the cardiac cycle?A. Ventricle is at its utmost restB. Aortic pressure is less than …
Published	01/14/2024	The greater the velocity of flow in a given artery, the lower the lateral pressure distending the walls. This is in accordance with which of the follo…
Published	01/14/2024	What hemodynamic change will occur in a blood vessel with a turbulent flow?A. A greater perfusion pressure is required to drive a given flowB. Flow is…
Published	01/14/2024	The aortic pressure increases with a person’s age. The increased pulse pressure most commonly results fromA. decreased aortic complianceB. increased l…
Published	01/14/2024	Which of the following blood vessels are called the capacitance vessels?A. AortaB. ArteriesC. Veins
Published	01/14/2024	As blood flows away from the heart, the mean blood pressure has the greatest decline across which class of vessels?A. AortaB. VeinsC. ArteriolesD. Cap…
Published	01/14/2024	Arterial pressure is best described as a balance betweenA. systolic and diastolic pressureB. cardiac input and outputC. heart rate and peripheral resi…
Published	01/14/2024	Which of the following statements is true as regards capillaries?A. When precapillary sphincters are dilated, RBC pass through via shear thinningB. Th…
Published	01/14/2024	This is true of the first heart soundA. Has a higher frequency than S2B. Clinically marks the onset of diastoleC. Can be heard at all the clinical val…
Published	01/14/2024	Ventricular volume is highest at the end of this phase of the cardiac cycleA. Isovolumetric relaxationB. Rapid fillingC. Atrial systoleD. Reduced fill…
Published	01/14/2024	Which of the following may cause systolic murmur?A. Aortic stenosisB. Mitral stenosisC. Tricuspid stenosisD. Pulmonary insufficiency
Published	01/14/2024	This concept states that blood viscosity decreases as the blood vessels radius decreasesA. plasma skimmingB. Poiseuille’s lawC. Bernoulli principleD. …
Published	01/14/2024	The pulmonary valve lies behind the medial end of the fourth left costal cartilage and the adjoining part of the sternum.TrueFalse
Published	01/14/2024	Which of the following exert/s positive chronotropic and inotropic effects?A. Serotonin and thyroid hormoneB. Catecholamine and serotoninC. Catecholam…
Published	01/14/2024	The amount of blood remaining in the ventricle after ejection is __ ml.A. 50-60B. 50-70C. 60-70D. 60-80
Published	01/14/2024	CJ, your 35-year-old patient has a heart rate of 60 BPM. The systole would approximately last __ sec and the diastole, __ sec.A. 0.2, 0.4B. 0.3, 0.5C.…
Published	01/14/2024	The heart is at its most complete rest at this phase of the cardiac cycleA. VB. VIC. VIID. VIII
Published	01/14/2024	The amount of blood remaining in the ventricles after maximal systolic ejection is known asA. end systolic volumeB. residual volumeC. stroke volumeD. …
Published	01/14/2024	When the right ventricular pressure exceeds the aortic pressure, the aortic valves open.TrueFalse
Published	01/14/2024	One of the following is true of the first heart soundA. Lasts about 15 scsB. Best heard over the tricuspid valve areaC. Has a frequency of 35-55 HzD. …
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