2 bact Study guides, Class notes & Summaries

Lab12:BacteriaoftheRespiratorySystem Introduction: Therespiratorysystemisdividedintotwoparts:theupperandlowerrespiratorysystems.Thelowerrespiratorysystemisanaxenicenvironmentbecauseof the cilia that lines the respiratory tract, alveolar macrophages and IgA antibodies found in the mucus. The upper part harbors a variety of microbiotasuch as Gram-negative bacteria Hemophilus, Gram-positive bacteria such as Staphylococcus aureus and diphtheroids that can cause opportunisticinfectionsleading toinf...

ABSITE exam with 100% correct answers Tetanus shot give with less than 3 doses and < 5 years since last booster post mastectomy radiotherapy for: 4pluspositive nodes tumorsize most common anaerobe in colon bact. fragilis most common aerobic bact in colon E. Coli early gram neg sepsis __ insulin __ glucose decrease insulin, increase glucose. impaired utilization late gram neg sepsis ____insulin ___glucose inc insulin, inc glucose 7-10 days after operation ...

A pregnant woman with a history of heart disease visits the prenatal clinic at the end of her second trimester. What does the nurse anticipate about the care she will need? Preparation for a cesarean birth 2 Bedrest during the last trimester 3 Prophylactic antibiotics at the time of birth 4 Increasing dosages of cardiac medications as pregnancy progresses CORRECT ANSWER-3 antibiotics for bact endocarditis During a prenatal examination a nurse draws blood from an Rh-negative client. Th...

Disinfection - destruction of vegetative pathogens; usually on inanimate objects. Antiseptic - agent which prevents bact. contamination and growth; usually on living tissue. Which agent doesn't necessarily work better at higher concentrations? - Alcohol, 70% (goldie lock zone)(60-80% most effective) (Ethyl and Isopropyl) -Alcohol is very effective to resistant to inactivation by organic materials (halogens are not good at this) Name the factors that affect a disinfectant activity. - -Cont...

sulfonamide inhibits correct answers dihydropteroate synthase cos it is PABA (p-aminobenzoic acid) analogue Trimethoprim inhibits ____ whats special bout the enzyme? correct answers dihydrofolate reductase --in both human and bacteria but trimethoprim is more sensitive to bacteria one (needs high concentration of drug to inhibit human one) 3 types of functions of selective toxicity correct answers diff in distribution--accummulate more in bacterial cell (tetracycline- bact cell has pu...

Disinfection - destruction of vegetative pathogens; usually on inanimate objects. Antiseptic - agent which prevents bact. contamination and growth; usually on living tissue. Which agent doesn't necessarily work better at higher concentrations? - Alcohol, 70% (goldie lock zone)(60-80% most effective) (Ethyl and Isopropyl) -Alcohol is very effective to resistant to inactivation by organic materials (halogens are not good at this) Name the factors that affect a disinfectant activity. ...

An insecticide applied to control white grubs... - Should be watered in to reach the soil Annual weeds... - grow, flower, go to seed, and die within 12 months Biennial weeds... - Form a rosette of leaves the first year and flower the next Dandelions... - Have a sturdy taproot How do Chinch bugs damage turf? - They feed in clusters and damage first appears as circular patches of yellowing turf that resemble drought injury and large infestations of the southern chinch bug may completely ki...

Externality correct answers When people do not hear the full cost of their decisions. This prevents the market system from achieving a clean environment on its own. Clean Air Act (CAA) correct answers Federal law designed to control air pollution on a national level. CAA correct answers Clean Air Act SIPs correct answers State Implementation Plans Stationery source correct answers Any building or facility that emits pollution BACT correct answers Best Available Control Technology ...

sulfonamide inhibits correct answers dihydropteroate synthase cos it is PABA (p-aminobenzoic acid) analogue Trimethoprim inhibits ____ whats special bout the enzyme? correct answers dihydrofolate reductase --in both human and bacteria but trimethoprim is more sensitive to bacteria one (needs high concentration of drug to inhibit human one) 3 types of functions of selective toxicity correct answers diff in distribution--accummulate more in bacterial cell (tetracycline- bact cell has pu...

EBL - ANSWER-elevated blood level iron MCL in water - ANSWER-4ppm radon source - ANSWER-uranium pH of wastewater - ANSWER-6-9 (6.5-8.5avg) nematodes - ANSWER-ancylostoma/necator (hookworms), anisakiasis (roundworm), trichinella (roundworm) cestodes - ANSWER-taenia solium and saginata (tapeworms) trematodes - ANSWER-schistosoma 12 hour incubation - ANSWER-Clostridium perfrigens 2 hour incubation - ANSWER-S. aureus condemn - ANSWER-pronounce unfit for use, commonly by of...