D311: Microbiology WGU OA EXAM QUESTIONS
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Terms in this set (85) Original
Microorganisms containing a thick coat of
What is the significance of microorganisms
peptidoglycan within the cell wall are
containing a thick coat of peptidoglycan within the
typically classified as gram-positive
cell wall?
bacteria.
Why are viruses considered aceilular? They cannot reproduce without a host.
What is the defining characteristic of eukaryotes? They have a nucleus.
Which microorganism can cause vaginal yeast
Fungi
Infections and oral thrush?
, Why can It be difficult to determine the etiologic Some signs and symptoms can be caused
agent of a disease? by many different etiologic agents.
What kind of staining technique Is the acid-fast
Differential Stain
stain?
A doctor prescribed antibiotics for a patient
The doctor likely suspected a bacterial
complaining of runny nose. fever. and aches and
infection because antibiotics are not
pains. Which type of infection did the doctor
effective against viral infections.
suspect?
A healthcare professional is treating a patient who
developed a yeast infection after taking antibiotics.
Antifungals
What type of medication should be prescribed to
this patient?
Which structure promotes motility in Proteus.
Shigelia. and Salmonella species. all of which can Presence of flagella
cause serious disease in humans?
Which bacterial virulence factor allows a strain to
resist phagocytosis, increasing the organism's Capsule production
virulence?
Why is treating Haemophilus influenzae difficult? The capsule is antiphagocytic.
They cause pathogens to adhere to host
How do pili aid pathogens in causing disease?
cells.
Which virulence factor allows pathogens to
Bacterial enzymes
penetrate the dermis and invade the body?
AND 100% VERIFIED ANSWERS COMPLETE ALREADY
RATED A+.
Terms in this set (85) Original
Microorganisms containing a thick coat of
What is the significance of microorganisms
peptidoglycan within the cell wall are
containing a thick coat of peptidoglycan within the
typically classified as gram-positive
cell wall?
bacteria.
Why are viruses considered aceilular? They cannot reproduce without a host.
What is the defining characteristic of eukaryotes? They have a nucleus.
Which microorganism can cause vaginal yeast
Fungi
Infections and oral thrush?
, Why can It be difficult to determine the etiologic Some signs and symptoms can be caused
agent of a disease? by many different etiologic agents.
What kind of staining technique Is the acid-fast
Differential Stain
stain?
A doctor prescribed antibiotics for a patient
The doctor likely suspected a bacterial
complaining of runny nose. fever. and aches and
infection because antibiotics are not
pains. Which type of infection did the doctor
effective against viral infections.
suspect?
A healthcare professional is treating a patient who
developed a yeast infection after taking antibiotics.
Antifungals
What type of medication should be prescribed to
this patient?
Which structure promotes motility in Proteus.
Shigelia. and Salmonella species. all of which can Presence of flagella
cause serious disease in humans?
Which bacterial virulence factor allows a strain to
resist phagocytosis, increasing the organism's Capsule production
virulence?
Why is treating Haemophilus influenzae difficult? The capsule is antiphagocytic.
They cause pathogens to adhere to host
How do pili aid pathogens in causing disease?
cells.
Which virulence factor allows pathogens to
Bacterial enzymes
penetrate the dermis and invade the body?
