Principles of Pharmacology
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1. what are three surgical procedures that increase the risk for infection?
what is often given with/after the procedures to decrease the risk of infec-
tion
Answer>
1. orthopedic
2. cardiac
3. abdominal
prophylactic antibiotics given to reduce the risk of infection
2. why is there a risk for endocarditis with a patient who has an artificial valve,
having dental surgery
Answer> in the gums are cut bacteria can get into the bloodstream and travel to the
heart and infect the artificial valve
1/5
,3. how can chemotherapy increase the risk for infection? what can be given
with it to reduce the risk for infection
Answer> affects the bone marrow; prophylactic antibiotics
4. what are the 5 stages of infection
Answer>
1. incubation
2. prodromal
3. acute
4. convalescent
5. resolution
16. what do bacteria change nitrate into? what does this indicate
Answer> nitrite; indicates bacteria in the urine
17. what is one body fluid that you dont take gram stains on
Answer> blood
18. how fast does a gram stain come back
Answer> within hours
19. how long does a culture and sensitivity test take to come back
Answer> 24-72 hours
2/5
, 20. why should you get a urinalysis before a C & S (culture and sensitivity
test)
Answer> sometimes there is normally bacteria in urine that is not causing an
infection so you can rule out an infection if you do a urinalysis first
21. what is leukocyte esterase? what does it indicate
Answer> enzyme produced by WBCs; indicates leukocytes in the urine
22. greater than what amount of erythrocytes is significant
Answer> greater than 5 cells/hpf
23. greater than what amount of leukocytes indicates significant pyuria
Answer> -
greater than 5 cells/hpf
24. What is a nosocomial infection
Answer> hospital acquired infection
25. what happens to the virulence of a microorganism with a nosocomial
infection
Answer> increases
6. What is bacteriostatic
Answer> inhibits bacterial growth
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