Which of the following is a characteristic of viral latency?
a) Viruses immediately cause symptoms
b) Some viruses remain dormant, like herpesvirus
c) Viruses replicate continuously without stopping
d) Latency only occurs in bacteria
b) Some viruses remain dormant, like herpesvirus
Which of the following best describes a disease with high infectivity?
A) It requires a large number of pathogens to cause infection
B) It can cause disease only in certain host species
C) It requires a small number of pathogens to establish an infection
D) It triggers a weak immune response in the host
, C) It requires a small number of pathogens to establish an infection
Which of the following is an example of a hospital-acquired infection (HAI)?
A) Community-acquired pneumonia
B) Catheter-associated urinary tract infection (CAUTI)
C) Skin and soft tissue infection from a bug bite
D) Community-acquired influenza
B) Catheter-associated urinary tract infection (CAUTI)
How does Escherichia coli cause urinary tract infections (UTIs)?
a) By forming biofilms that resist immune response
b) By producing endotoxins
c) By infecting macrophages
d) By releasing exotoxins that damage epithelial cells
a) By forming biofilms that resist immune response
What is the typical prevention strategy for surgical site infections (SSIs)?
A) Prophylactic antibiotic administration
B) Frequent hand washing among patients
,C) Avoiding the use of surgical instruments
D) Early discharge from the hospital
A) Prophylactic antibiotic administration
Which of the following is a characteristic of viruses?
A) They have a cell wall made of peptidoglycan
B) They can reproduce outside a host cell
C) They require a host cell to replicate
D) They can survive without a host cell for long periods
C) They require a host cell to replicate
Which of the following is a mechanism by which endotoxins trigger immune responses?
a) Inhibiting immune cell function
b) Activation of pro-inflammatory cytokines like TNF-α and IL-6
c) Disrupting the host cell membrane
d) Entering the host cell and directly damaging internal structures
Give this one a try later!
) Activation of pro-inflammatory cytokines like TNF-α and IL-6
, Candida albicans is an opportunistic pathogen that can cause which of the following
conditions?
a) Malaria
b) Pneumonia
c) Vaginal yeast infections
d) Tuberculosis
Give this one a try later!
c) Vaginal yeast infections
Which viral pathogen causes cold sores?
a) Herpes Simplex Virus Type 1 (HSV-1)
b) Influenza Virus
c) Measles Virus
d) Human Immunodeficiency Virus (HIV)
Give this one a try later!
a) Herpes Simplex Virus Type 1 (HSV-1)
What type of infection is most commonly associated with Clostridioides difficile (C. diff)?
A) Respiratory infections
B) Skin and soft tissue infections
C) Gastrointestinal infections, particularly after antibiotic use
D) Urinary tract infections
Give this one a try later!
a) Viruses immediately cause symptoms
b) Some viruses remain dormant, like herpesvirus
c) Viruses replicate continuously without stopping
d) Latency only occurs in bacteria
b) Some viruses remain dormant, like herpesvirus
Which of the following best describes a disease with high infectivity?
A) It requires a large number of pathogens to cause infection
B) It can cause disease only in certain host species
C) It requires a small number of pathogens to establish an infection
D) It triggers a weak immune response in the host
, C) It requires a small number of pathogens to establish an infection
Which of the following is an example of a hospital-acquired infection (HAI)?
A) Community-acquired pneumonia
B) Catheter-associated urinary tract infection (CAUTI)
C) Skin and soft tissue infection from a bug bite
D) Community-acquired influenza
B) Catheter-associated urinary tract infection (CAUTI)
How does Escherichia coli cause urinary tract infections (UTIs)?
a) By forming biofilms that resist immune response
b) By producing endotoxins
c) By infecting macrophages
d) By releasing exotoxins that damage epithelial cells
a) By forming biofilms that resist immune response
What is the typical prevention strategy for surgical site infections (SSIs)?
A) Prophylactic antibiotic administration
B) Frequent hand washing among patients
,C) Avoiding the use of surgical instruments
D) Early discharge from the hospital
A) Prophylactic antibiotic administration
Which of the following is a characteristic of viruses?
A) They have a cell wall made of peptidoglycan
B) They can reproduce outside a host cell
C) They require a host cell to replicate
D) They can survive without a host cell for long periods
C) They require a host cell to replicate
Which of the following is a mechanism by which endotoxins trigger immune responses?
a) Inhibiting immune cell function
b) Activation of pro-inflammatory cytokines like TNF-α and IL-6
c) Disrupting the host cell membrane
d) Entering the host cell and directly damaging internal structures
Give this one a try later!
) Activation of pro-inflammatory cytokines like TNF-α and IL-6
, Candida albicans is an opportunistic pathogen that can cause which of the following
conditions?
a) Malaria
b) Pneumonia
c) Vaginal yeast infections
d) Tuberculosis
Give this one a try later!
c) Vaginal yeast infections
Which viral pathogen causes cold sores?
a) Herpes Simplex Virus Type 1 (HSV-1)
b) Influenza Virus
c) Measles Virus
d) Human Immunodeficiency Virus (HIV)
Give this one a try later!
a) Herpes Simplex Virus Type 1 (HSV-1)
What type of infection is most commonly associated with Clostridioides difficile (C. diff)?
A) Respiratory infections
B) Skin and soft tissue infections
C) Gastrointestinal infections, particularly after antibiotic use
D) Urinary tract infections
Give this one a try later!
