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Total number of questions- 9 || General Biology Test-5
1.In the heart's left atrium and left Ventricles is guarded by???
Tricuspid valve
Biscuspid valve
Thebesian valve
Eustachain valve
2.Which of the following does not contain a clotting factor??
Serum
Blood
Plasma of blood
None
3.The Human Heart normally beats:?
80-85 times in a minute
90-95 times in a minute
70-75 times in a minute
30-35 times in a minute
4.The Origin of the Human Heart :?
Mesodermal
Ectodermal
Endodermal
All of the obove
5.P-wave in a normal ECG represents???
Depolarisation of ventricles
Repolarisation of ventricles
Electrical excitation of atria
None
6.Which of the following has the highest cross-sectional area in the body???
Arteries
Veins
Capillaries
All
7.The size of the Human Heart is???
About the size of a finger
About the size of grapes
About the size of a lung
About the size of a clenched fist
8.The QRS complex is represented in the ECG.?
Depolarisation of auricles
Depolarisation of a ventricle
Depolarisation of atria
Repolarisation of ventricles
9.When the Heart muscle is suddenly damaged by an inadequate blood supply is called??
Heart attack
Heart failure
Cardic arrest
All of the obove