a. Plasma without _________ factors is called serum.

b. ___________ and monocytes are phagocytic cells.

c. Eosinophils are associated with _____ reactions.

d. _______ ions play a significant role in clotting.

e. One can determine the heartbeat rate by counting the number of _________ in an ECG.

Solution – fill ups

a. Plasma without blood clotting factors is called serum.

b. Neutrophils and monocytes are phagocytic cells.

c. Eosinophils are associated with allergic reactions.

d. Calcium ions play a significant role in clotting.

e. One can determine the heartbeat rate by counting the number of QRS complex in an ECG.