Biology - Single MCQs (Page 68)

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Q671. Mammalian heart is enclosed by?...Q672. Louder sound of heart beat occurs during closure of?...Q673. Life of RBC is approximately?...Q674. Largest number of white blood corpuscles are?...Q675. Kidney shaped nucleus occurs in?...Q676. In sphygmomanometer what does “sphygmos” mean?...Q677. In normal man systolic and diastolic blood pressure is?...Q678. In normal blood pressure of 120/80 mm Hg, the numerator represents?...Q679. In humans, blood passes from post caval to diastolic right atrium of heart due t...Q680. In human beings which one regulates heart beat?...