Microbiology Exam 4 Chp 14

59問 • 9ヶ月前

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通報

問題一覧

Pathology is best described as

the study of disease

What is Etiology is best described as

the study of the cause of a disease

Pathogensis is best described as

the development of disease

Infection is best described as

is the invasion or colonization of the body by pathogenic microorganism

Disease is described as

occurs when an infection results in any change from a state of health

Infectious disease is best described as?

the presence of a particular type of microorganism in a part of the body where it is not normally found

What type of microbita may be present for days,weeks, or months

transient

What type of microbiota permanently colonize the host?

normal

Host is known as what micrbotia?

resident

Symbiosis is known as ____?

the relationship between normal microbiota and the host

commensalism is best described?

one organism is benefited and the other is unaffected

Mutualism is known as

both organism benefits

Paratisism is known as

one organism is benefited at the expense of the other

Opportunistic pathogens are known as

pathogens that don’t cause diseases in their normal habitat in a healthy person but they may do so in a different environment

microbial antagonism is best known as

is a competition between microbes

Normal microbita protected by the host by (select all that apply)

occupying niches (competing for nutrients and producing harmful substance harmful to the invading microbes) that pathogen might occupy , producing acids , producing bacterions (protiens that inhibit the growth of other bacteria of the same/closely related species)

Probiotics is best described as:

live microbes applied to or ingested into the body, intended to exert a beneficial effect

Microorganism normally present only on what type of surfaces of the body?

external and internal

External surfaces include

both

Internal surfaces (select that all apply)

nose , mouth , vagina , intensinal tact , urethra

Bacteria cells outnumber your cells by how much

3:1

Bacterial genes outnumber your genes by how much?

>300:1

Human metabolic features is best described as?

combination of human and microbial traits

Microbiota is best described as

microorganism that live inside and on humans

Microbiome is best described as

all the genomes (species) of the differentt microbial symptoms

What are the benefits of the normal flora? Select all that apply

synthesize and excrete vitamins , prevent colonization by pathogens , many antagonize other bacteria , stimulate the development of certain tissue , stimulate the production of cross-reactive antibodies

Mice raised in a germ—free environment display:

decreased nutrients absorption , less developed intestines , vatimin deficiency , underdeveloped immune system , heightened sensitity to pathogens

What are the nonspecific surfaces defense for structural? (Select all that apply)

skin , mucous membranes

What are the nonspecific surface defense for mechanical? (Select all that apply)

tears , mucocillairy system , flushing, ie urine flow

What are the nonspecific surfaces defenses for biochemical? (Select all that apply)

dryness , fatty acids acidity , lysozyme , bile

What are the limiting factors of normal biota—skin? (Select all that apply)

dryness , pH 3.5-5.5 , fatty acids at puberty

Symptom is best described as?

a change in body function that is felt by a patient as a result of disease

Sign is best described as?

a change in a body that can measured or observed as a result of diseases

Syndrome is best described as?

a specific group of signs and symptoms that accompany a disease

Communicable diseases is best describe as

a disease that is spread from one host to another

Contagious diseases is best described as?

a disease that is easily spread from one host to another

Non-communicable disease:

a diseases that is not transmitted from one host to another

Incidence is best described as

fraction of a population that contracts a disease during a specific time

Prevalence is best described as?

fraction of a population having a specific diseases at a given time

Sporadic diseases is best described as?

diseases that occurs occasionally in a population

Endemic disease is best described as?

disease constantly present in a population

Epidemic disease is best described as?

disease acquired by many host in a given area in a short time

Pandemic disease is best described as?

worldwide epidemic

Herd immunity is best described as

immunity in most of population

Acute disease is

symptoms develop rapidly

Chronic disease is

disease develops slowly

Subacute disease is when

symptoms between acute and chronic

Latent disease is best described as

disease with a period of no symptoms when the pathogen is inactive

Local infection is best described as?

pathogens are limited to a small area of the body

Systemic infection is best described as

an infection throughout the body

Focal infection is best described as

systemic infection that began as local infection

Bacteremia is best described as

bacteria in the blood

Septicemia is best described as

growth of bacteria in the blood and spread throughout the blood

Toxemia is best described as

toxins in the blood

Viremia is best described as

viruses in the blood

Primary infection is best described as

acute infection that causes the initial illness

Secondary infection is best described as

opportunistic infection after a primary (predisposing) infection

Subclinical diseases is best described as

no noticeable signs or symptoms (inapparent infection)

What is the first stage of a disease graphic?

incubation period (no signs of symptoms), prodromal period (mild signs of symptoms), period of illness (most severe signs and symptoms), period of decline, and period of convalencecene

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問題一覧

Pathology is best described as

the study of disease

What is Etiology is best described as

the study of the cause of a disease

Pathogensis is best described as

the development of disease

Infection is best described as

is the invasion or colonization of the body by pathogenic microorganism

Disease is described as

occurs when an infection results in any change from a state of health

Infectious disease is best described as?

the presence of a particular type of microorganism in a part of the body where it is not normally found

What type of microbita may be present for days,weeks, or months

transient

What type of microbiota permanently colonize the host?

normal

Host is known as what micrbotia?

resident

Symbiosis is known as ____?

the relationship between normal microbiota and the host

commensalism is best described?

one organism is benefited and the other is unaffected

Mutualism is known as

both organism benefits

Paratisism is known as

one organism is benefited at the expense of the other

Opportunistic pathogens are known as

pathogens that don’t cause diseases in their normal habitat in a healthy person but they may do so in a different environment

microbial antagonism is best known as

is a competition between microbes

Normal microbita protected by the host by (select all that apply)

Probiotics is best described as:

live microbes applied to or ingested into the body, intended to exert a beneficial effect

Microorganism normally present only on what type of surfaces of the body?

external and internal

External surfaces include

both

Internal surfaces (select that all apply)

nose , mouth , vagina , intensinal tact , urethra

Bacteria cells outnumber your cells by how much

3:1

Bacterial genes outnumber your genes by how much?

>300:1

Human metabolic features is best described as?

combination of human and microbial traits

Microbiota is best described as

microorganism that live inside and on humans

Microbiome is best described as

all the genomes (species) of the differentt microbial symptoms

What are the benefits of the normal flora? Select all that apply

Mice raised in a germ—free environment display:

decreased nutrients absorption , less developed intestines , vatimin deficiency , underdeveloped immune system , heightened sensitity to pathogens

What are the nonspecific surfaces defense for structural? (Select all that apply)

skin , mucous membranes

What are the nonspecific surface defense for mechanical? (Select all that apply)

tears , mucocillairy system , flushing, ie urine flow

What are the nonspecific surfaces defenses for biochemical? (Select all that apply)

dryness , fatty acids acidity , lysozyme , bile

What are the limiting factors of normal biota—skin? (Select all that apply)

dryness , pH 3.5-5.5 , fatty acids at puberty

Symptom is best described as?

a change in body function that is felt by a patient as a result of disease

Sign is best described as?

a change in a body that can measured or observed as a result of diseases

Syndrome is best described as?

a specific group of signs and symptoms that accompany a disease

Communicable diseases is best describe as

a disease that is spread from one host to another

Contagious diseases is best described as?

a disease that is easily spread from one host to another

Non-communicable disease:

a diseases that is not transmitted from one host to another

Incidence is best described as

fraction of a population that contracts a disease during a specific time

Prevalence is best described as?

fraction of a population having a specific diseases at a given time

Sporadic diseases is best described as?

diseases that occurs occasionally in a population

Endemic disease is best described as?

disease constantly present in a population

Epidemic disease is best described as?

disease acquired by many host in a given area in a short time

Pandemic disease is best described as?

worldwide epidemic

Herd immunity is best described as

immunity in most of population

Acute disease is

symptoms develop rapidly

Chronic disease is

disease develops slowly

Subacute disease is when

symptoms between acute and chronic

Latent disease is best described as

disease with a period of no symptoms when the pathogen is inactive

Local infection is best described as?

pathogens are limited to a small area of the body

Systemic infection is best described as

an infection throughout the body

Focal infection is best described as

systemic infection that began as local infection

Bacteremia is best described as

bacteria in the blood

Septicemia is best described as

growth of bacteria in the blood and spread throughout the blood

Toxemia is best described as

toxins in the blood

Viremia is best described as

viruses in the blood

Primary infection is best described as

acute infection that causes the initial illness

Secondary infection is best described as

opportunistic infection after a primary (predisposing) infection

Subclinical diseases is best described as

no noticeable signs or symptoms (inapparent infection)

What is the first stage of a disease graphic?

incubation period (no signs of symptoms), prodromal period (mild signs of symptoms), period of illness (most severe signs and symptoms), period of decline, and period of convalencecene