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Normal Flora (microbioogy Btec-Unit 13)

Authored by L Myers

Science

12th Grade

Used 1+ times

Normal Flora (microbioogy Btec-Unit 13)
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which term describes microorganisms that normally inhabit the body without causing disease?

Pathogens
Normal flora
Parasites
Virulent microbes

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which region of the human body is normally sterile?

Skin
Lower respiratory tract (lungs)
Mouth
Large intestine

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The normal flora of the skin primarily consists of:

Strict anaerobes
Obligate pathogens
Staphylococcus species
Algae

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the digestive tract contains the highest concentration of bacteria?

Stomach
Small intestine
Large intestine
Oesophagus

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Lactobacillus species are mainly associated with which body site?

Skin
Mouth
Vagina
Lungs

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Normal flora helps prevent infection by:

Enhancing pathogen growth
Competing with pathogens for nutrients
Weakening the immune system
Causing inflammation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a benefit of normal gut flora?

Production of vitamin K
Producing toxins
Increasing pH
Destroying villi

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