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Abbas Chapter 1: Overview of Immune System

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Section 1

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What three ways can complement aid in immunological functions?

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6 years ago

Date created

Mar 1, 2020

Cards (30)

Section 1

(30 cards)

What three ways can complement aid in immunological functions?

Front

Lysing cell membranes, opsonization, stimulating inflammation

Back

What do antigen-presenting cells do?

Front

Present antigens to lymphocytes

Back

Which antibody class is capable of crossing the placenta?

Front

IgG

Back

Which antibody class is the largest and activates complement the best?

Front

IgM

Back

Define inflammation.

Front

The accumulation of leukocytes at the site of infection

Back

What antibody class is found in body fluids?

Front

IgA

Back

Give an example of artificially acquired passive immunity

Front

Transferring lymphocytes and antibodies into a person that is immunocompromised

Back

What components are introduced in active immunity?

Front

Antigens

Back

Give an example of naturally acquired passive immunity

Front

Maternal antibodies crossing the placenta to protect the fetus

Back

Give an example of a naturally acquired active immunity

Front

Infection or illness

Back

Who created the first vaccine?

Front

Edward Jenner

Back

What is an interferon?

Front

Cytokine that interferes with viral replication

Back

Which components are introduced into the body in passive immunity?

Front

Immune system components--T lymphs and antibodies

Back

What is the main function of B lymphocytes?

Front

To produce antibodies

Back

Define apoptosis

Front

Programmed cell death

Back

Define variolation

Front

Intentionally infecting someone with smallpox to elicit an immune response

Back

Leukocytes are able to leave circulation and travel to sites of infection through a process known as:

Front

Diapedesis

Back

Define immunity

Front

Protection

Back

What are the signs of inflammation?

Front

Redness, heat, pain, swelling, loss of function

Back

What is a cytokine?

Front

Chemical messenger

Back

What antibody type is increased in parasitic infections?

Front

IgE

Back

What type of vaccine is created for a large antigen that has many different epitopes?

Front

Subunit

Back

Define homeostasis.

Front

State of balance

Back

Name three lymphoid organs

Front

Lymph nodes, spleen, appendix, tonsils, adenoids, thymus, bone marrow, lymphatic vessels, Peyer's patches

Back

What is the primary function of helper T cells?

Front

To assist other immune system components

Back

What is the main way that people artificially acquire active immunity?

Front

Vaccinations

Back

Humoral immunity is mediated by ________

Front

Antibodies

Back

What type of vaccine introduces a dead antigen into the body and requires booster shots?

Front

Inactivated

Back

What is chemotaxis?

Front

Recruitment of immune system components to the site of infection

Back

What type of vaccine does not require a booster shot and why?

Front

Live, because a weakened but live version of the antigen is introduced, forcing the body to actively fight it

Back