The tricuspid valve prevents backflow of blood from the _________ into the _________.

Quiet inspiration requires the ______.

What can potentially attack a transplanted organ?

___________ accounts for approximately 60% of the plasma proteins and are active in maintaining pH and osmotic concentration gradients.

The hemoglobin within erythrocytes plays a major role in the transport of ________ by the blood.

Coronary sinus drains venous blood from the cardiac muscle tissue into ______.

Which is the most common white blood cell?

The antibody primarily active in allergic responses and the activation of basophils is ______.

________ catalyzes the digestion of starch and glycogen to maltose.

One of the nutrients active in the synthesis of proteins and antibodies is __________.