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microbiology ch.1-13
microbiology ch.8-13
| Question | Answer |
|---|---|
| what term refers to a relationship in which 2 microbes work together to achieve a disease that could not be produced separately> | synergism |
| another term for opportunistic pathogens that live on the skin or inside th human body is: | indigenous flora |
| what term refers to a hospital acquired condition? | nosocomial |
| during the nitrogen cycle, organic nitrogen inside decay is broken down by: | putrefactive bacteria |
| what term refers to when one microbe prevents the growth of another microbe? | antagonism |
| opportunistic pathogens are always harmless.... t or f | false |
| indigenous microflora provide an advantage by occupying space on the human body.... t or f | true |
| ectoparasites cause infestations.... t or f | true |
| two organisms that live close together but do not affect each other is referred to as neutralism .......... t or f | true |
| disease causing microorganisms ar reffered to as pathogens.... t or f | true |
| what term refers to the relationship btween a human host and indigenous microflora> | symbosis |
| why would the presence of microbes in spinal fluid indicate an infection? | spinal fluid is clear |
| explain how indigenous microflora contribute to increasing the disease-fighting ability of the body | stimulate the immune system |
| describe the mutalistic relationship of humans to E. coli. | e.coli in the test obtains nutrients from humans it produces vitamin k, which is needed |
| mutualism | e. coli and human intestine |
| ruminants | cows and sheep |
| synergism | fusobacteria and spirochetes |
| aantagonism | penicillium mold and staphylococci |
| endoparasites | tapeworms |
| what physiological action of the intestine aids in removing pathogens? | peristalsis |
| what protien is effective against some types of cancers and against viral infections? | interferons |
| what group of interleukins stimulates iron storage in the liver? | IL-1 |
| a surgical patient that is having an immediate hypersensitivity to a drug is experiencing a | anaphylactic reaction |
| histiocytes are located in the reticuloendothelial system... t or f | true |
| during the inflammatory response macrophages are attracted to the site of injury by chemotaxis....t or f | true |
| antibodies passed from a pregnant female to the fetus is referred to as natrual active acquired immunity .......t or f | false |
| autoimmune diseases cause the destruction of a person's tissue......t or f | true |
| type II hypersensitivity reaction is a type of delayed reaction........ t or f | false |
| attenuation | lab process of weakening pathogens |
| lag phase during the production of antibodies... | delayed response in production of antibodies |
| describe how histamine is released during an allergic reaction | type I release of antihistamines from basocells |
| list 5 important treatments of anaphylactic reaction | 100% oxygen injecting reduces laryngeal spasms injecting steroids IVfluids |
| prevents pathogens from adhering to muccous membranes | IgA |
| very effective against gram-negative bacteria | IgM |
| controls antigen stimulation of B cells | IgD |
| cause of allergies and drug sensitivity | IgE |
| aids in phagocytes and complement | IgG |
| S. aures is | chemoorganotroph |
| what is the name of infections of hair follicles marked by the development of pustules | follicultis |
| what type of bone is most often affected in children with osteomyelitis | long bones |
| what part of the body does s. aureus primarily colonize? | nasal passages |
| what is the primary choice of drug for treating s. aureus and s. epidermidis infections | vancomycin |
| when cultured in the lab, s. aures is white in color and s. epidermidis is yellow... t or f | false |
| bacteremia is the presence of bacteria in the blood stream....t or f | true |
| s. epidermidis is referred to as being coagulase-negative ........ t or f | true |
| osteomyelitis can reoccur for many years with antibiotic therapy... t or f | true |
| care must be taken when moving a patient with SSSS due to nikolsky's sign.... t or f | true |
| describe how s. aureus coagulase increases the virulence of the microbe. | causes citrated blood plasma to clot |
| list the diagnostic procedures that may be performed to diagnose osteomyelitis | tomography radionuclide bone scanning |
| describe the appearance of a heart valve that has been infected by s. aureus | rough reddend surface |
| what are the risk factors for developing osteomyelitis | persistent pain |
| s.aureus | TSS food poisoning cardiac endocarditis |
| s. epidermidis | prosthetic device infection IV catheter |
| what surgical procedure can be performed for the freatment of otitis media | myringotomy |
| group a streptococci are | beta hemolytic |
| how does the protein M increase the virulence of s. pyogenes | antiphagocytic |
| which of the following is a risk factor of pregnant females for the neotate developing GBS? | urinary tract infection |
| what color of pigment does s. viridans produce in a lab culture aiding in id | green |
| s. viridans derives its ability to adhere to tooth enamel by the production of glycocalyx......... t/f | false |
| the durg choice in treating GBS is penicillin G. t/f | true |
| the acog believes that universal screening should be utilixed in treating women for GBS | true |
| Upon examination of the throat of a patient suffering streptococcal pharyngitis while patches of pus will be seen | true |
| beta hemolysis refers to the complete lysis of erythrocytes that surround a bacterial colony non a petridish | true |
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jessichap
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