Study Guide: Immunity System

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Which of the following cells is not involved with innate immunity?

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The first line of defense in innate immunity is

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Which of the following is a phagocytic monocyte that migrates out of the bloodstream?

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The immune mechanism that provides a general defense by acting against anything recognized as nonself is termed adaptive immunity

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Interferon has been proven effective as a treatment against most cancers

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The complement cascade causes phagocytosis of the foreign cell that triggered it

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Natural killer cells are a group of lymphocytes that kill many types of tumor cells and cells infected by different kinds of viruses

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Molecular markers: ❌
Process used by complement to mark microbes for destruction by phagocytes cells: ❌
Cytokine: ❌
Pattern-recognition receptors in the membranes of host cells: ❌
Second line of defense: ❌
Ability to activate an effective response to an antigen: ❌
Must engage their target cells by direct contact to cause cell destruction: ❌
Another term for innate immunity: ❌
Major category of immune mechanism: ❌
Name given to each of about 20 inactive enzymes in the plasma and on cell surfaces: ❌

antigen

opsonization

interferon

toll-like receptors

phagocytes

immunocompetence

natural killer cells

non-specific

innate immunity

complement

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Chemicals released from cells to trigger or regulate innate and adaptive responses are .

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Natural killer cells are a group of that kill many types of tumor cells and cells infected with different types of viruses.

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The ability of our immune system to attack abnormal or foreign cells but spare our own normal cells is .

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Phagocytosis is a specific defense mechanism

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Diapedesis si the movement of neutrophils out of the bloodstream and around the tissue cells to the site of the injury

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Innate immunity is also knows as adaptive immunity

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Sebum and mucus are part of the body's first line of defense

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The primary cells involved in adaptive immunity are T cells and B cells

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B cells and T cells are examples of

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Cell-mediated immunity involves

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The T cell subsets that are clinically important in diagnosing AIDS are

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The specific cells that secrete antibodies are

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T cells are sensitized by

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Complement can best be described as

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The chemical messengers that T cells release into inflamed tissues are called

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Antibodies are proteins of the family called

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is the predominant class of antibody produced after initial contact with an antigen

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The first vaccination was against the .

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Some vaccines use (weakened) pathogens.

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generally lasts longer than passive immunity.

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Abnormal antigens or are present in the plasma membranes of some cancer cells in addition to self-antigens.

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Helper T cells and suppressor T cells help regulate function by regulating B cell and T cell function.

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A fetus receives protection from the mother through immunity.

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A vaccine provides immunity.

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T cells do which of the following?

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B cells do which of the following?

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Which of the following kills invading cells by drilling a hole in their plasma membrane?

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What is a rapidly growing population of identical cells that produce large quantities of specific antibodies called?

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Which of the following is a form of passive natural immunity?

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Hypersensitivity of the immune system to an environmental antigen is known as an .

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Drugs used to relieve the symptoms of allergies are called .

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A is a powerful poison that acts directly and quickly to kill any cell it attacks.

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Antibody-mediated immunity is sometimes referred to as ( humoral, cellular ) immunity.

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Antibodies are proteins of the family called ( immunoglobulins, lymphotoxins ).

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Complements attacks antigens by ( cytolysis, clonal deletion ).

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