Explanation:
Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets.
C. They study true movement of earthquake waves
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im just trying to help :C
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.