the presence of _____ is essential for preventing respiratory infections
the mucocillary escalator
which of the following is not a useful function of the gut microfloral
supporting the growth of the pathogenic bacteria
why do individuals take probiotics
to restore balance in the microbial community
_____ are used to study host micorbitoa relatiosnups in the lavatory
gnotobiotic animals
a noninfectious disease that can be linked to changes in mirobiota- yeast infection- c. diff- iBS- stomach flu
IBS
_____ is consitenly sampling normal bacteria of the host to maintain a low level immune response - a tight junction-lymid tissue epithelial cellsendothelial cells
lymphoid tissue
the blood brain barrier is composed of tight junctions true or false
false
many anitbtiocs are not capable of penetrating the blood brain barrier ... true or false
true
lipoloysaccharides, flagellin, and doubt stranded dan are lipopolysaccharides flaggein and double stranded dan are microbe associated molecular patter (MAMPS)
TRUE
the presence of ___ is essential for preventing infections
mucociilary escalatator
what microbial resivor has the largest anaerobe to aerobe ratio - intestinemouth skin
- intestine
which of the following is not a useful function of the gut microflora
supporting the growth of pathogenic bacteria
which of the following optima ph for growth of h.plyori- 1-3-5-7
5
an extreme form of probiotics is the _____- fecal transplant- antibitoics-phage therapy- colon turnover
fecal transplant
which of the following situations demonstrates the risk of microbiome
Mary suffers from colon cancer. while being treated she develops an opportunities bacteria's fragility infection
an indivudlas microbiota is In a constant state of ____- flux- consistncy-inflammation-dehydration
flux
lactobacillus an bifidobacteirum are examples of- probitoics-antbitoics-pathogens-organisms that are vaccinated against
probiotics
which of the following body part is sterile- mouthskinbloodGI TRACT
blood
which of the following charcuteries of skin that influences microbial colonizations- extremely moist enviornment- acidic pH-low salt concentration-anaerobic environment
acidic Ph
prescence of ____ is essential for preventing respiratory infections
mucuiliary escalator
____ can completely change the intestinal mix of microbes-sun exposure- antibiotic treatment-rashes-NSAID treatment
antibiotic treatment