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ICSE Class 10 Answered

The adjoining figure is a series of diagrams A to C to the show the activity of a certain kind of cells in the human body: (i) Name the structure seen in A. (ii) What significant activity is shown in A? Give the technical terms for this activity. (iii) Describe the events and their significance shown in B and C.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

(i) The structures seen in A are red blood cell (RBC), white blood cell (WBC) and blood platelet in a capillary.
(ii) In figure A, WBC is squeezing out of the blood capillary and the technical term for this activity of WBC is diapedesis.
(iii) In figure B, WBC is engulfing the microorganisms with the halp of its pesudopodia.

      In figure C, The engulfed microrganisms are being destroyed by the enzymes secreted by WBC.

Answered by | 04 Jun, 2014, 03:23: PM

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