Which of the following is part of the body's second line of defense?
In this case, the stinger of the bee broke which line of defense in the patient?
Answer is (4) . Phagocytosis
Explanation:- the second line of defence is non specific that destroys invaders in a generalized way without targeting specific individual organism.
Phagocytosis- there occurs ingestion and destruction of all microorganisms that pass into the body tissues.
- phagocytosis is carried out by phagocytes.
-Phagocytes are macrophages which are derived from monocytes . Macrophages leave the bloodstream and enter the body tissues to petrol for pathogens.
Answer is (1) First line of defence
- the stinger of the bee invade the physical barrier of first line defence.
- the physical barrier is skin. Skin is thick layer serve as a barrier for infection and considered as a first line of defence.
Hope you got your answer. Thanks
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