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WorksheetsBody fluid and circulation (2022)- Quiz 3
Total questions: 10
Worksheet time: 5mins
Sino-atrial node (SAN) can generate impulses –
70 - 75 min–1
50 - 55 min–1
35 - 40 min–1
100 - 150 min–1
Cardiac output is –
Stroke volume (SV) x Heart rate (HR) = 5L / m
SV x HR = 500 ml
SV x HR = 72 ml / m
SV x HR = 70 ml / m
The duration of cardiac cycle in a normal man is –
0.8 seconds
80 seconds
60 seconds
72 seconds
Which of the following correctly traces the electrical impulses that trigger each heart beat –
Pacemaker → AV node → Atria → Ventricles
Pacemaker → Atria → AV node → Ventricles
AV node → Pacemaker → Auricles → Ventricles
Ventricle → pacemaker → AV node → Auricle
Please observe the Cardiac Cycle below. For how much duration does joint diastole occur in the given cardiac cycle.
0.4 seconds
0.3 seconds
0.7 seconds
None
Valves which allow blood flow from ventricles into arteries and not in opposite direction and are
Aortic valve and mitral valve
AV valves and semilunar valves
Bicuspid and tricuspid valves
Semilunar valves and tricuspid valves
A certain road accident patient with unknown blood group needs immediate blood transfusion. His one doctor friend at once offers his blood. What was the blood group of the donor?
Blood group B
Blood group AB
Blood group O
Blood group A
Mark the pair of substances among the following which is essential for coagulation of blood.
Heparin and calcium ions
Calcium ions and platelet factors
Oxalates and citrates
Platelet factors and heparin
What would be the cardiac output of a person having 72 heart beats per minute and a stroke volume of 50 ml?
360 mL
3600 mL
7200 mL
5000 mL
Which of the following cannot clot?
Lymph only
Plasma only
Serum only
Lymph and serum
