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Which of the following is correct w.r.t. the second heart sound during a cardiac cycle?

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Important Questions on Body Fluids and Circulation

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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 8
Myocardial ischaemia leads to a symptom of acute chest pain which is called
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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 9
Neutrophils and monocytes differ from each other in all of the following except
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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 10
Which of the following does not contain clotting factors?
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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 11

Consider the following statements regarding double blood circulation:
(A) Pulmonary circulation starts by the pumping of deoxygenated blood from right ventricle into lungs and its return in oxygenated form to right atrium.
(B) Systemic circulation starts with pumping of oxygenated blood from left ventricle through aorta to all body systems and return of the blood in deoxygenated form into left atrium through veins.

Select the correct answer from the given options:

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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 12
Select the incorrect statement w.r.t. nodal tissue of the heart.
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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 13
The total duration of cardiac cycle is:
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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 14
The blood group which lacks antigens on RBCs is '(i)' and humans with this blood group can receive blood from donors whose blood group is '(ii)'. The option that fills both blanks correctly is
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Gamma Question Bank for Medical Biology>Chapter 18 - Body Fluids and Circulation>Assignment Set - 2>Q 15
Blood from intestine is carried to the liver via _____ before it is returned to systemic circulation. The correct option which fills the blank is