Тесты / Биология / Прочее / Topic 9. Normal microflora (Groups 206, 207, 208, 213, 214 )

Topic 9. Normal microflora (Groups 206, 207, 208, 213, 214 )

Пятова Марина Викторовна

03.04.2021. Тест. Биология, Прочее

Внимание! Все тесты в этом разделе разработаны пользователями сайта для собственного использования. Администрация сайта не проверяет возможные ошибки, которые могут встретиться в тестах.

A test with one correct answer and an answer to a question of situational problems.

Система оценки: 5 балльная

Список вопросов теста

Вопрос 1

Normal human microflora:Normal human microflora:

Варианты ответов

is formed during the prenatal stage
is present in all organs and tissues
numerous
is represented only by prokaryotes
unchanged throughout life

Вопрос 2

Endogenous factors affecting the composition of normal microflora are:

Варианты ответов

intake of antibiotics
diet
gender
season
ecology

Вопрос 3

The positive role of normal human microflora (all the answers are correct, except):

Варианты ответов

secretory
antagonistic
immunizing
vitamin-forming
toxigenic

Вопрос 4

When breastfeeding, the predominant representatives of intestinal microflora are:

Варианты ответов

staphylococci
Escherichia coli
bifidumbacteria
enterococci
enterobacteria

Вопрос 5

The normal microflora of the vagina depends on (all the answers are correct, except):

Варианты ответов

hormonal status
age
used contraceptives
somatotype
phases of the mental cycle

Вопрос 6

Normal intestinal microflora (all the answers are correct, except):

Варианты ответов

determines colonization resistance
is represented mainly by aerobes
has antagonistic properties
the most numerous
the most diverse

Вопрос 7

Intestinal dysbiosis may appear due to (all the answers are correct, except):

Варианты ответов

gastrointestinal diseases
endocrine disorders
hormone therapy
intake of probiotics
antibiotic therapy

Вопрос 8

Intestinal dysbiosis is characterized with (all the answers are correct, except):

Варианты ответов

a decrease in the number of bifidobacteria
the presence of hemolyzing Escherichia coli
a large number of Candida fungi
increased colonization resistance
an increase in the number of opportunistic microorganisms

Вопрос 9

Prebiotics contain:

Варианты ответов

living representatives of normal flora
killed representatives of the normal flora
stimulants of the growth of microorganisms of normal flora
foods fortified with probiotics
metabolic products of microorganisms of normal flora

Вопрос 10

10. Problem. In the maternity hospital, cases of pustular skin lesions in newborns were detected. 1. What research methods should be used to establish the etiology of the disease? 2. How to establish the identity of the strains of the pathogen isolated from different sources?

Варианты ответов

1. Bacterioscopic method: Gram staining of scrapings from the skin. 2.To establish the identity of Staphylococcus aureus cultures isolated from different sources, it is necessary to perform seroidentification.
1. Bacteriological method: sowing scrapings from the skin on blood and yolk-salt agars. 2. To establish the identity of Staphylococcus aureus cultures isolated from different sources, it is necessary to conduct phagotyping.
1. Immunological method: determination of antibodies to the pathogen. 2. To establish the identity of cultures, it is necessary to carry out seroidentification.
1. Biological method: infection of white mice with bacterial material. 2. To establish the identity of cultures, it is necessary to conduct a neutralization reaction.