Lecture Exam 1 - Notes: pages 6-16 Flashcards Preview

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Flashcards in Lecture Exam 1 - Notes: pages 6-16 Deck (85)
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1

_________ : microbes that are naturally found in and on the body.

Normal flora

2

The majority of normal flora are _________, but all of them are opportunistic

nonpathogenic

3

_________ - A person who is infected with a pathogen but doesn't have any signs or symptoms of a disease (not sick)

Carrier

4

_________ Infection - doesn't have any signs or symptoms of a disease (not sick)

Subclinical

5

_________ Infection - Have signs and symptoms (you’re sick)

Clinical

6

Age
Gender
Hygiene
Drugs
Genetics
Nutrition
Stress

Factors that can influence the numbers of _________

normal flora

7

The uterus and its contents are normally sterile during _________ and fetal development and remain germ free until just before _________

- embryonic
-birth

8

8-12 hours after delivery the newborn is typically colonized by _________ such as Streptococci, Staphylococci, and Lactobacilli

microbes

9

Breast fed infants acquire primarily _________ species whose growth is favored by a growth factor from milk (Oligopolysacchrides)

Bifidobacterium

10

Breast fed infants acquire primarily Bifidobacterium species whose growth is favored by a growth factor from milk (_________ )

Oligopolysacchrides

11

_________ : It produces products that protect the infant from pathogens. (kills the pathogens)

Bifidobacterium

12

Skin and its contiguous mucous membranes
Upper respiratory tract
Gastrointestinal tract
Outer opening of the urethra
External genitalia
Vagina
External ear canal
External eye (lids, conjunctiva)

_________-

Sites that harbor Normal flora

13

_________ ;
All internal tissues and organs
Fluid with in organs or tissue

Sites that are sterile

14

_________ (germ free; have no microbes in or on them)

axenic animals

15

_________ : Preparation of live microbes used as a preventive o therapeutic measure to displace or compete with potential pathogens.

Probiotic

16

_________ : A non-digestible food product that is taken to enhance the growth of beneficial microbes in the body.

Prebiotic

17

_________ : The active cultures in yogurt - Any fermented food

Probiotic

18

_________ : The oligopolysaccharides in breast milk. -Fiber

Prebiotic

19

oligopolysaccharides = type of _________

sugar

20

_________ :
Nonpathogenic bacteria
Oral flora
G.I. flora
Vaginal flora

Lactobacillus

21

_________ :
Produces acid as it grows, and grows best in an acidic environment
It is called an acidophile

Lactobacillus

22

_________ :
Pathogenic yeast
Oral flora, G.I flora, and Vaginal flora
Grows best around a neutral pH (neutrophile)
Acid will kill or inhibit the growth of Candia

Candida

23

_________ :
If Candida grows it will cause Candidiasis (yeast infection)
Vaginal Candidiasis
Oral Candidiasis (Thrush)
Candidiasis is treated using anti-fungal drugs

Candida

24

Under normal circumstances high levels of _________ protect us from candidiasis

lactobacillus

25

Under normal circumstances high levels of lactobacillus protect us from candidiasis. But the use of _________ may change the balance of flora resulting in disease.

antibiotics

26

_________ most commonly occurs in one of 3 ways:
Antibiotic induced
Immune deficiency
Direct contact - Physical contact

Candidiasis

27

_________ - Infection caused by a microbe that comes from another source

Exogenesis

28

_________ - disease potential always there, just the normal flora was changed

Candida

29

_________ Infection - Infection caused by the persons normal flora

Endogenesis

30

_________ :
Nonpathogenic bacteria
Normal flora in the G. I tract
Produces Bacteriocins as it grows
Bacteriocins will prevent endospore germination

E. coli