Innate Immune Function

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Chemical barriers include: (Select all that apply) Hydrochloric acid Sweat Food Mucous

Hydrochloric acid Mucous

The ------- a ring-shaped protein digesting holes in bacterial cell membranes.

MAC membrane attack complex

Match the following cells with their characteristics: First to the site of an infection Produces histamine Attack virus infected cells Increased in helminth infections

Neutrophils Basophils NK cells Eosinophils

The membrane attack stage of the complement cascade involves: a ring-shaped protein digesting holes in bacterial cell membranes and virus envelopes the cleaving of C3 to yield C3a and C3b C1q binding to surface receptors on a membrane the production of inflammatory cytokines initiation of the cascade

a ring-shaped protein digesting holes in bacterial cell membranes and virus envelopes

The process in which the phagocytic cells move to the bacteria: chemotaxis fever phagocytosis vasodilation engulfment

chemotaxis

The immune defenses are divided into how many basic categories? three five two four

two

Host cells that produce interferon after viral attack can protect themselves from the invasion. True False

False

Nonspecific chemical defenses include: All of the answers are correct the skin's acidic pH and fatty acids stomach hydrochloric acid lysozyme lactic acid and electrolytes of sweat

All of the answers are correct

Residual body Chemotaxis Phagolysosome formation Engulfment Adhesion Phagosome formation Killing

Chemotaxis Adhesion Engulfmen Phagosome formation Phagolysome formation Killing Residual body

Which of the following is not an event of phagocytosis? Phagolysosome formation Diapedesis Chemotaxis Destruction Ingestion

Diapedesis

Which of the white blood cells produces chemicals that can attack large helminths?​ Lymphocytes Eosinophils Neutrophils Macrophages Basophils

Eosinophils

Which of the following DO NOT form part of physical barriers? mucous membrane T cells sweat sebaceous secretions unbroken skin

T cells

Which of the following is mismatched in relation to inflammation? Tumor - cancer Dolor - pain Rubor - redness Calor - warmth

Tumor - cancer

Monocytes and Lymphocytes are ----- because they have lobed nucleus and no colored granules in the cytoplasm.

agranulocytes

The term -------- body is given to any foreign substance that stimulates a specific immune system response.

antigen

The least numerous of all white blood cells that release histamine during inflammation and allergic reactions are: basophils neutrophils eosinophils monocytes lymphocytes

basophils

The blood cells that function in allergic reactions and inflammation, contain peroxidase and lysozyme, and particularly target parasitic worms and fungi are: eosinophils neutrophils basophils lymphocytes monocytes

eosinophils

Neutrophils, eosinophils, and basophils are called ------- because they have prominent cytoplasmic inclusions that appear with identifying, characteristic colors in a stained blood smear.

granulocytes

The branch of the immune system present at birth is called: humeral granulocytic adaptive cell mediated innate

innate

The ---- protein can be produced by a virus-infected cell, in order to communicate with other cells that need to produce antiviral proteins.

interferon

The chemical found in tears and saliva that hydrolyzes the peptidoglycan in certain bacterial cell walls is: histamine lysozyme lactic acid bile hydrochloric acid

lysozyme

Monocytes differentiate into _________when the cells migrate to tissues. neutrophils macrophages lymphocytes basophils

macrophages


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