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Biology

1 answer:

Liono4ka [1.6K]3 years ago

3 0

(a) The serum is the plasma without clotting factors.

(b) Phagocytic cells are neutrophills and monocytes.

(c) Eosinophils are linked with allergic reactions.

(d) In clotting, calcium ions play an important role.

(e) In an ECG, one can determine the heartbeat rate by counting the number of QRS complex.

<h3>EXPLANATION:</h3>

»» Blood without blood corpuscles is called plasma and plasma without clotting factors is called serum.

»» The professional phagocytes include many types of white blood cells (such as neutrophils, monocytes, macrophages, mast cells, and dendritic cells).

»» Eosinophils are associated with allergic reactions.

»» Calcium ions play a significant role in clotting.

»» When the cardiac rhythm is regular, the heart rate can be determined by the interval between two successive QRS complexes.

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