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During isovolumetric contraction, the pressure in the ventricles _____________________.

Which of the following does not move substances across capillary walls?

Near the venous end of the capillary, the ______________________________ has dwindled to about 18 mm Hg due to loss of fluid. Because the ____________________________________________  remains steady at 25 mm Hg, water is drawn into the capillary from the interstitial fluid, that is, _____________________________ occurs. 

The velocity of the blood flow decreases if

Blood flows faster in a venule than in a capillary because venules

Where is the greatest volume of blood in the body?

Assume that one ventricle of a child’s heart has an EDV of 90ml, an ESV of 60 ml, and a cardiac output of 2.55 L/min.  What are the child’s stroke volume (SV), ejection fraction, and heart rate (HR)? SV = EDV – ESV CO = bpm x SV Ejection Fraction = SV / EDV

Which of the blood vessels receives blood directly from the right ventricle?

Electrical signals pass quickly from one cardiomyocyte to another through the _________________ of the intercalated discs.

The shallow depression seen on the external surface of the heart between the left and right ventricles is called the _____________________________.