Final Exam New Content Set 1 Flashcards

1
Q

antigen

A

A harmful substance that triggers antibody production in the immune system

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2
Q

antibody

A

proteins in the blood that fight specific invaders like bacteria, viruses, and foreign substances.

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3
Q

how the body comes to produce antibodies against a specific invader

A

B cells produce antibodies, Antigens stimulate B cells to multiply, Plasma cells (replicated B cells) release many antibodies into the body’s fluids

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4
Q

difference between the primary and secondary antibody responses

A

B cells are challenged, B cells are not challenged

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5
Q

Vaccine

A

a biological preparation that provides active acquired immunity to a particular infectious or malignant disease.

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6
Q

How a vaccine works

A

Vaccination primes the immune system to recognize antigens as foreign—>antibody prod is triggered, memory of virus/bacterium is formed—> Upon re-encountering virus/bacterium, immune syst rapidly prod antibodies—-> immune cells activate —-> Swift response protects against the disease

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