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Microbiology > Host Defense Mechanism > Flashcards

Host Defense Mechanism Flashcards

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Biology 101 flashcards
1
Q

It is a study of specific resistance to further infection by a particular microorganism to its product

A

Immunology

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2
Q

Lives on the body of the host or another organism

A

Parasite

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3
Q

The one who owns the body and the one harming the parasites and possibly causing death

A

Host

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4
Q

Live together which is the other is harming the other

A

Host parasite relationship

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5
Q

The resistance offered by the host to the harmful effect of pathogenic microbial infections

A

Immunity

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6
Q

Natural resistance with which a person is born

A

Innate immunity

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7
Q

Acquired immunity when a person meets antigens after birth

A

Specific immunity

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8
Q

Depends on antibody production against specific antigen by b cells

A

Humoral immunity

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9
Q

Directly kills foreign cells with the help of helper t cells and the cytotoxic cells

A

Cellular immunity

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10
Q

Help fight off infection and can provide protection against getting those diseases again

A

Antibodies

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11
Q

Substances that cause an immune response in the body in identifying substances and trying to eliminate them

A

Antigens

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12
Q

Is a state of resistance to an infectious agent

A

Immunity

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13
Q

It depends on the ability of the body to recognize and dispose of foreign microorganism and other naturally occurring organic substances including pollen dust and cells from other organisms

A

Immunity

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14
Q

Not specific to a certain group of microorganisms. These defenses mechanisms act against each invader of the body

A

Non-specific (innate)

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15
Q

What are the two types of immunity

A

Non-specific (inmate) and specific (acquired/adaptive)

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16
Q

Immunity that an organisms develops during a lifetime result of exposure to antigens such as microbestoxins or other foreign substances

A

Specific (acquired/adaptive)

17
Q

The second line of defense involves the production of antibodies and the generation of specialized lymphocytes against specific antigens

A

Specific (acquired/adaptive)

18
Q

Basic immunity which may be genetically passed on from one generation to another generation

A

Innate or non-specific immunity

19
Q

An inborn result of the genetic constitution of the individuals

A

Innate or non-specific immunity

20
Q

The first line of defense in innate immunity are the

A

Combination of physical and chemical barriers

21
Q

Prevents the entry of microbes into the body

A

External system

22
Q

Comes into play following injuries that breach the physical barriers

A

Internal system

23
Q

What are the two systems in innate or non-specific immunity

A

Internal system and external system

24
Q

Also helps remove bacteria and other infectious agents

A

Desquamation of skin epithelium

25
Q

Provides an environment suitable for the survival of microbes

A

Presence of sebaceous glands

26
Q

Washes infections off

A

Presence of sweat glands that secretes sweat

27
Q

What dries microorganisms off

A

High salt content of sweat

28
Q

The first barrier and the first mechanism of non-specific defense

A

The skin

29
Q

Forms a physical barrier that is impermeable to most infectious agents acting as the first line of defense against invading organisms

A

The epithelial surface s

30
Q

Movement due to peristalsis or cilia helps remove infectious agent

A

Respiratory tract and digestive tract

31
Q

What are the five characteristics of components of natural resistance

A

The respiratory tract
the digestive tract
the mouth the eye
the urogenital tract

32
Q

helps prevent infection of the mouth

A

Saliva

33
Q

Contains antibacterial properties due to lysozyme

A

Saliva

34
Q

The flushing action of ___ helps prevent infection of the eyes

A

Tears

35
Q

This traps infectious agent

A

Mucus

Microbiology (13 decks)

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