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Nurs8024 Module 8 (Questions With Detailed Answers)
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Nurs8024 Module 8 (Questions With Detailed Answers)
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Nurs8024 Module 8 (Questions With DetailedAnswers)
Germ Theory of Disease Right Ans - Theres a link between different
organisms and disease
Louis Pasteur Right Ans - discovered that heat could kill bacteria that
otherwise spoiled liquids including milk, wine, and beer.
He got the army to sterilize there surgical instruments by heating them up
If you heat vinegar it would kill yeast
He started the pasteurization
Robert Koch Right Ans - Developed the culture plate method to identify
pathogens
Discovered cause and affect, that different microorganisms could cause
different diseases
Microbiome Right Ans - Complex communities of microorganisms,
Development and control of immune system, Evolving
antibiotics kil the gut microbiome and increase your risk of other bacteria
taking over and causing illness.
Kids who get antibiotics when little have an increase risk of obesity because it
kills all the microbiome in the gut
Microbiomes found in the stomach and intestines Right Ans - Bacteriodes 2
types
lactobacillus 3 types
Ecoli
Streptococcus
H-pylori
microbiome in the facial openings Right Ans - Candida
Neisseria
Streptococcus
Microbiomes on the skin Right Ans - pityrosporum
,corynebacterium
Staphylococcus
Trichosporon
microbiome of the urogenital tract Right Ans - ureaplasma
corynebacterium
Identify signs of infection Right Ans - H&P, Fever, ^ WBC- granulocytes and
lymphocytes, positive culture of organism
Local signs
Pain, edema, erythema, purulent drainage
Systemic signs
abnormal/unstable VS, ^temp, ^HR, decreases BP
Diagnostic imaging
infiltrate, abscess
^WBC with bacterial infection Right Ans - ^ granulocytes
^band neutrophils in peripheral smear(left shift)
decreased neutrophils (neutropenia --> poor prognosis)
classes of microorganisms Right Ans - -Bacteria, viruses, fungi, and
parasites
-antibacterial, antiviral, antifungal, antiparasitic agents
*Antimicrobial molecules target microbial receptor proteins
classification of antimicrobials Right Ans - -Pharmacologic class
-Antimicrobial spectrum
-Biochemical pathway targeted
-chemical structure of pharmacophore
Drug concentration IC50 Right Ans - inhibitory concentration- 50% mark
of the concentration of the antimicrobial
Drug concentration EC50 Right Ans - Maximal effect- 50% mark of the
concentration that cause half of the maximal effect
, Identification of bacteria Right Ans - -bacterial morphology (shape)
-gram stain: + or -
-aerobic or anaerobic
Morphology of cocci Right Ans - clusters, bunch of balls together
Morphology of staphylococci Right Ans - chains
Morphology of bacilli Right Ans - rods
Morphology of spirochetes Right Ans - spiral shaped
Gram + stain Right Ans - violet/purple
Gram - stain Right Ans - pink
Gram stain Right Ans - enhances visualization of bacteria, reveals
morphology
discovered by Hans Christian Gram in 1884
used to distinguish between gram+ and gram-
Aerobic Right Ans - Most common cause of infection
requires oxygen
Gram+ aerobics Right Ans - staphylococcus- resistance to MRSA
streptococci
enterococcus-Resistance to Vancomycin
Gram- aerobics Right Ans - Moraxella catarrhalis
neisseria gonorrheae
Haemophilius influenza
SPACE BUGS (gram - ) Right Ans - HARD TO TREAT
Serratia
Pseudomonas
Acinetobacter
Citrobacter
Enterobacter
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