Answers
Ans) 5) True
Explaination:
Granulocytes include neutrophils, basophils,eosinophils, and mast cells. Their granules contain enzymes that damage or digest pathogens and release inflammatory mediators into the bloodstream. Mononuclear leukocytes include lymphocytes, monocytes, macrophages, and dendritic cells.
6) True
Explaination:
- Monocytes have generally lighter staining nuclei than do other leukocytes. The nucleus stains a pale bluish-violet, and the chromatin is fine.
- The nucleus may be round, kidney-bean shaped, folded, indented, or horseshoe, and may show "brain-like" convolutions.
7) True
Explaination:
It does not contain white or red blood cells or a clotting factor. It is the blood plasma without the fibrinogens.
Serum includes all proteins not used in blood clotting (coagulation) and all the electrolytes, antibodies, antigens,hormones, and any extra substances (such as drugs and microorganisms)
8) False
Explaination:
- Pyrogens are polypeptide that produces fever by causing metabolic changes in the hypothalamus.
- Pyrogens are either exogenous (produced by infectious agents) or endogenous (produced by cells in the body such as macrophages).
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