NEET2002ZoologyBody Fluids and CirculationActual
Assertion : WBCs accumulate at the site of wounds by diapedesis. Reason : It is the squeezing of leucocytes from the endothelium.
Options
- AIf both the assertion and reason are true and reason is a correct explanation of the assertion.
- BIf both assertion and reason are true but assertion is not a correct explanation of the assertion.
- CIf the assertion is true but the reason is false.
- DIf both assertion and reason are false.
Correct answer
B. If both assertion and reason are true but assertion is not a correct explanation of the assertion.
Step-by-step solution
During a wound, germs are removed by the process of phagocytosis by WBC. WBCs accumulate at the site of wound by diapedesis. Diapedesis is the squeezing of leucocytes out from the endothelium of capillaries to fight against foreign agent.