Isovelumetric relaxation and ventricular filling take place during Ventricular diastole.. Both occur during ventricular diastole when the ventricles are not actively contracting and ejecting blood. Ventricular diastole is the period during which the two ventricles are relaxing from contortions of contraction, then dilating and filling; atrial diastole is the period during which the two atria are relaxing, dilating, and filling.
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thus buds that eventually grow into arms and legs are formed in 1st month of pregnancy
Answer: Earth's seasons are caused by it's tilt on it's axis :)
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I'm Indian
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but i have no clue what you said