Go through the following statements: (i) The stroke volume multiplied by heart rate gives the cardiac output. (ii) The second heart sound is associated with the closure of semilunar valves. (iii) Heart failure is the same as cardiac arrest or a heart attack. Which of these are correct?

(i) & (ii)

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(ii) & (iii)

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(i) & (iii)

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All are correct

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Solution

The correct option is A
(i) & (ii)

Heart attack is the death of heart muscles due to the blockage of a coronary artery. The heart muscles die because it is starved of oxygen (because blood is not getting to it). Heart failure means the heart muscle cannot pump blood around the body properly.

Suggest Corrections

Similar questions

Cardiac arrest is same as a heart attack.

The second heart sound (dubb) is associated with the closure of ?
(a) tricuspid valve
(b) semilunar valve
(c) bicuspid valve
(d) tricuspid and bicuspid valve

Go through the following statements:

(i) The stroke volume multiplied by heart rate gives the cardiac output.

(ii) The second heart sound is associated with the closure of semilunar valves.

(iii) Heart failure is the same as cardiac arrest or a heart attack.

Which of these are correct?

Q. Which of the following is an incorrect match?
1) Cardiac output - Stroke volume X heart rate.
2) Heart of Frog - Neurogenic.
3) Heart sound Lubb - closure of atrio-ventricular valves.
4) Epinephrine - decreases heart rate.

Q. Choose the correct option.

(i) Human heart is ectodermal in origin.

(ii) Mitral valve guards the opening between right atrium and left ventricle.

(iii) SAN is located on the left upper corner of right atrium

(iv) Stroke volume

\times

Heart rate = Cardiac output

Go through the following statements: (i) The stroke volume multiplied by heart rate gives the cardiac output. (ii) The second heart sound is associated with the closure of semilunar valves. (iii) Heart failure is the same as cardiac arrest or a heart attack. Which of these are correct?

The correct option is A (i) & (ii) Heart attack is the death of heart muscles due to the blockage of a coronary artery. The heart muscles die because it is starved of oxygen (because blood is not getting to it). Heart failure means the heart muscle cannot pump blood around the body properly.

The correct option is A
(i) & (ii)

Heart attack is the death of heart muscles due to the blockage of a coronary artery. The heart muscles die because it is starved of oxygen (because blood is not getting to it). Heart failure means the heart muscle cannot pump blood around the body properly.