IGCSE O Level Biology Practice Tests
IGCSE O Level Biology Online Tests
The Mode of action of heart Multiple Choice Questions (MCQ Quiz) with Answers PDF (Mode of action of heart MCQ PDF e-Book) download to practice IGCSE O Level Biology Tests. Study Transport in Mammals Multiple Choice Questions and Answers (MCQs), Mode of action of heart quiz answers PDF to learn online certification courses. The Mode of action of heart MCQ App Download: Free learning app for organ transplantion and rejection, free online biology, blood and plasma, circulatory system test prep for two year degree programs.
The MCQ: In the cardiac system, systole means; "Mode of action of heart" App Download (Free) with answers: A "lub" sound; Ventricular relaxation; Closure of semilunar valves; A "dub" sound; to learn online certification courses. Practice Mode of action of heart Quiz Questions, download Apple eBook (Free Sample) for online colleges for teaching.
The "lub" sound is produced after the
In the cardiac system, systole means
Left atrium receives blood from the
Diastole in cardiac system means
Average normal heart beat of an adult is
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