Cell-Mediated Immunity Flashcards

1
Q

Cell-mediated immunity relies on what?

A

Activated T lymphocytes

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2
Q

Cell mediated immunity is important in combating what?

A

Viral and fungal infections

Potential cancer cells

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3
Q

T cells are activated by exposure to what?

A

Foreign antigens

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4
Q

Foreign antigens are bound by what?

A

Specific surface receptors

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5
Q

What are the 3 types of T lymphocytes?

A

Helper T lymphocytes
Cytotoxic (killer) T lymphocytes
Suppressor T lymphocytes

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6
Q

Helper T lymphocytes are most numerous and activated by what?

A

Macrophage processed antigens

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7
Q

Once helper T cells are stimulated what is released?

A

Lymphokines
Interlukin 2-6
Interferon

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8
Q

Cytotoxic (killer) T lymphocytes lyse cells carrying the antigens to which they are sensitive which are?

A

Lymphokine Activated Killer cells (LAK)

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9
Q

LAk cells are activated by what?

A

Lymphokines

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10
Q

Suppressor T lymphocytes inhibit what?

A

Lymphocytic Function

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11
Q

Cell mediated responses persist longer than what?

A

Antibody responses

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