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 `xx` heart rate = Cardiac outputA. (i) alone is correctB. (i) and (ii) alone is correctC. (ii) and (iii) alone are correctD. (iv) alone is correct

Choose the correct option. (i) Human heart is ectodermal in origin. (i

1.	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 `xx` heart rate = Cardiac outputA. (i) alone is correctB. (i) and (ii) alone is correctC. (ii) and (iii) alone are correctD. (iv) alone is correct
Answer» Correct Answer - D Human heart is mesodermal in origin. Mitral valve guards the opening between left atrium and left ventricle. SAN is located on the right upper corner of right atrium. Stoke volume `xx` heart rate = Cardiac output

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