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What is Location of testis is higher on ? and explain in detail?
Ans. is 'b' i.e., Posterior interventricular aery Cardiac dominance The aery which give the posterior interventricular branch is the dominant aery.In 85-90% cases right coronary aery gives posterior interventricular aery, i.e. in 90% population, there is right dominance.In 10-15% population circumflex aery (a branch of LCA) gives posterior interventricularaery, i.e. left dominance.In codominance or balanced pattern, branches of both RCA and LCA run in the posterior interventricular groove.Dominance should not be confused with the amount of tissue supplied; left coronary aery supplies major pa of hea, whether right dominance or left dominance.