Term
| What are the two general types of Acquired immunity? |
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Definition
Active - our body is doing something Passive - we are given something (body is a receiver)
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Term
| What are the two types of Active and Passive aquired immunity? |
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Definition
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Term
| What are the three characteristics of Active aquired immunity that natural and artificial have in common? |
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Definition
They are active: body makes own Abs/Immune cells Develops at 10-14 days Long-lasting
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Term
| What is active natural aquired immunity? |
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Definition
It is the secondary and additional responses after the first infection of an Ag. Memory T and B cells are acquired immunity. |
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Term
| What is artificial active acquired immunity? |
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Definition
Vaccine - whole cell or subunit killed or live virus Toxoid - modified exotoxin that is nontoxic but antigenetic.
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Term
| What are the three characteristics of an effective immunization? |
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Definition
Nontoxic Antigenetic Stable (unchanging Ag)
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Term
| What are the two types of vaccines? |
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Definition
Whole cell - killed viruses or live (antenuated - weakened) Subunits - parts of cells i.e. DTap (acellular)
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Term
| What are the two types of virus changes that can affect stability? |
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Definition
Viruses can change Ags (HIV) Viruses can change strains (Flu)
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Term
| What are the three characteristics of Passive natural and artificial acquired immunity they have in common? |
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Definition
Passive - receive pre-formed Abs Immediate protection Short-lived
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Term
| What are the two characteristics of passive natural acquired immunity? |
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Definition
Pre-formed Abs transfer across the placenta. Mom's (IgG) transfers to fetus. Pre-formed Abs (IgA) transfer through clostrum )mother's milke to newborn which helps coats GI because normal flora is undeveloped.
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Term
| What is unique about passive artificial acquired immunity and what are some examples? |
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Definition
Received through injections of Abs Hepatitis A exposure is treated with gammaglobulin (nonspecific IS booster) Rabies and Tetanus are treated with specific Ab immunoglobins.
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