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Hi, in today's video we will discuss about the organ system that functions in protecting the body from pathogens.
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Let's discuss each of the option given option one is saying digestive and excretary system.
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Digestive and excretary system of the body functions in digesting, absorbing food and eliminate waste material.
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They have no role in plane to protect the body from pathogens.
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Hence it is an incorrect option.
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Another option is option b.
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Option b is saying muscular and the vascular system of the body, the muscular and vascular system.
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This muscular and vascular system of the body helps in movement of muscle.
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They function together as vascular system that include vascular system.
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Carries the oxygenated blood to the muscles of the body and cause them to work.
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It has no role in fighting with pathogens hence it is also an incorrect option.
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Coming to another option that is saying option d which is endocrine system of the body and reproductive system.
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The endocrine system and reproductive system together functions in development of secondary sexual characteristics in the body...