Infection Control Objective Questions with Answers
1. growth replication determined by environment
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans: A
2. tend to mutate or change during replication making it very difficult for a host to develop adequate_________immunity.
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans: C
3. touching infectious lesion or s–ual intercourse
A. direct contact
B. indirect contact
C. droplet transmission
D. vector-borne
E. noscomial
Ans: A
4. released after cell death and may cause fever, weakness, or may have serious effects on the circulatory —————— dysfunction.
A. endotoxins
B. exotoxins
Ans: A
5. the reservoir is the source of infection (person,animal, water, food)
A. true
B. Fals
Ans:A
6. pathogens are:
A. disease causing microbes germs or bugs
B. non disease causing and are benificial
Ans:A
7. occurring when respiratory of salivary secretions containing pathogens such as influenza or tb are ————— expelled from the body.
A. direct contact
B. indirect contact
C. droplet transmission
D. vector-borne
E. nosocomial
Ans: C
8. diffuse through bodily fluid and they stimulate antibodies or antitoxin production.
A. endotoxins
B. exotoxins
Ans:B
9. common signs and symptoms include cysts, abdominal pain, appeteite loss, ulcers, anemia.
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:D
10. some have an external capsule or slime layer offering additonal protection against human defenses.
A. bacteria
B. fungi
C. viruses
D. protazoa
Ans:A
11. single individuals or localized groups
A. epidemic
B. pandemic
C. endemic
Ans:A
12. live and grow EVERYWHERE (animals, plants, humans, food, medical equipment)
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:B
13. worms, not microorganisms but are parasites and cause infection in humans. they destroy living cells and ———– are common in intestines, heart, worms, hookworms, whipworms, and round worms.
A. influenza
B. amebic dysentery
C. helminths
Ans:C
14. d–gs derived from organisms such as penicillin from mold. now many d–gs are synthetic
A. anitmicrobials
B. anitibiotics
C. bactericidal
Ans: B
15. causes skin infections
A. staphylococci
B. streptoccia
C. diplococci
Ans: A
16. not causing disease and may be benificial
A. pathogenic
B. non-pathogenic
Ans:B
17. ends when the host reisitance becomes effective
A. incubation period
B. prodromal period
C. acute period
Ans:C
18. genetic material takes over control of the host cell, using the host’s capacity for cell metabolism for ——————– replication.
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:C
19. staph that has developed resistance to Penicillin and methicillin and related d–gs, primary mode of ——————— transmission is hands, life threatening
A. VRE
B. MRSA (methicillin resistant staphlococcus aureus)
Ans:B
20. protozoa that causes a s–ually transmitted infection of the reproductive tracts of men and women, ——————– attaching to the mucous membranes and causing inflammation.
A. amebic dysentery
B. helminths
C. trichomonas vaginalis
Ans:C
21. worldwide infection
A. epidemic
B. pandemic
C. endemic
Ans:B
22. AIDS is caused by:
A. the herpes virus
B. poor personal hygiene
C. the HIV virus
D. contaminated food
Ans:C
23. infection to a certain area consistently occurring in that popluation
A. epidemic
B. pandemic
C. endemic
Ans:C
24. spread through spores which are reisistant to temp changes and chemicals
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:B
25. Bacteria and viruses can enter the body through:
A. oily skin
B. dry skin
C. broken skin
D. moist skin
Ans:C
26. the time between entry of the organism into the body and appearnace of clinical signs symptoms of the ——————— disease.
A. incubation period
B. prodromal period
C. acute period
Ans: A
27. cultures, blood tests, and radiology (x rays) are used to diagnose infection
A. true
B. false
Ans:A
28. growth promoted by warmth and moisture
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:B
29. infection occur in health care facilities including hospitals by any method (MRSA, VRE.)
A. direct contact
B. indirect contact
C. droplet transmission
D. vector-borne
E. nosocomial
Ans: E
30. involving intermediary such as a contaminated hand or food or inanimate objects
A. direct contact
B. indirect contact
C. droplet transmission
D. vector-borne
E. nosocomial
Ans: B
31. causes pneumonia
A. staphylococci
B. streptoccia
C. diplococci
Ans: C
32. causes respiratory infections
A. staphylococci
B. streptoccia
C. diplococci
Ans: B
33. require oxygen, carbs, a specific pH, temp
A. bacteria
B. fungi
C. viruses
D. protazoa
Ans:A
34. very few are pathogenic, most are considered beneficial since they are important in the production of —————– yogurt, beer, and other foods, as well as serving as a source of antiboitic d–gs
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans: B
35. amebic dysentery of large intestines creating severe diarrhea and live abscesses, is caused by a parasite ————– in the large intestines, vietnam vets, banannas.
A. STD
B. amebic dysentery
C. helminths
Ans: B
36. may cause infection in the oral cavity (thrush in infants) or vaginal infection
A. tinea pedis
B. candida
Ans:B
37. transmitted by oral fecal route, se-, water, shelfish,
A. hep a
B. hep b
C. hep c
D. hep d
Ans:A
38. can live independently, some live on dead organic matter, and others are parasites living on or in another ————– iving host.
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans: D
39. Which are specific to target antifugal, antiviral, antibacterial, these d–gs are unique to the type of ————— organism and are NOT interchangeable.
A. antibiotics
B. antimicrobials
C. broad spectrum
Ans: B
40. unicellular microorganisms that do NOT require living tissue to survive. they are very simple in structure ————– with a very complex cell wall and they reproduce.
A. viruses
B. bacteria
C. fungi
D. protozoa
Ans:B
41. Which exist in many similar forms or strains
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans: C
42. when an insect or animal serves as an intermediary in a disease such as malaria
A. direct contact
B. indirect contact
C. droplet transmission
D. vector-borne
E. nosocomial
Ans: D
43. more complex organism, unicellular, mobile, lack a cell wall, and may change shapes
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:D
44. hepatitis is a viral infection from liver
A. true
B. false
Ans: A
45. hard to control, they can hide inside the human cell; they can alter the host cell chromosomes, thus —————— leading to the development of malignant cells or cancer.
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:C
46. a very small parasite that requires a LIVING host cell for replication.
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:C
47. Ultrasonic bath cleaners are an effective way to clean tiny crevices in implements only when used with:
A. 70% isopropyl alcohol
B. sodium hypochlorite
C. an effective disinfectant
D. an effective astringent
Ans:C
48. most common nosocomial infection in the world, anaerovic bacterium infection, acquired in hospitals, —————— develop colities following antibiotic intake, 1/3 infected dont have symptoms.
A. Staph
B. VRE
C. clostridium difficile
Ans:C
50. some remain latent after invasion; they enter the host cells and replicate very slowly or not at all until ————– some later time.
A. bacteria
B. fungi
C. viruses
D. protozoa
Ans:C