MICR 290 FINAL EXAM AND
PRACTICE EXAM NEWEST 2025-
2026 ACTUAL EXAM COMPLETE
250 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A
What type of drugs (Static or Cidal) are Macrolides? - ANSWER
Bacteriostatic
How do Macrolides function? - ANSWER Inhibit protein synthesis by
binding to bacterial ribosomes
What are some examples of Macrolides? - ANSWER Erythromycin
(Clarithromycin, Azithromycin, Fidaxomicin, and Telithromycin)
How do Quinolones function? - ANSWER Inhibit DNA/RNA synthesis
What is an example of a Quinolone drug? - ANSWER Ciprofloxacin
What antiviral can help treat herpes (oral and genital) but not cure it? -
ANSWER Acyclovir
What is an example of a yeast/fungi that exists in our normal flora? -
ANSWER Malassezia
___ occur when multiple furuncles grow together? - ANSWER
Carbuncles
Beta-Lactamase is found in __% of S. aureus strains - ANSWER 90
S. aureus is coagulase negative or positive? - ANSWER Positive
S. epidermidis is coagulase negative or positive? - ANSWER Negative
,Is S. epidermidis positive or negative for Beta-Lactamase? - ANSWER
Negative
Staphylococcal Scalded Skin Syndrome occurs primarily in ___ -
ANSWER infants
What physical characteristic is used to diagnose for SSSS? - ANSWER
Sloughing of skin
S. aureus uses ___ ___ to cause SSSS - ANSWER Exfoliative toxins
When does Streptococcus pyogenes, a resident in our normal microbiota,
cause disease? - ANSWER When it enters through a break in the skin
How is Necrotizing Fasciitis treated? - ANSWER clindamycin and
penicillin
What medication is used to treat acne? - ANSWER Accutane
What new form of treatment can be used to treat acne? - ANSWER Blue-
light wavelength
Where is Pseudomonas aeruginosa typically found? - ANSWER In soil,
decaying matter, moist environment
Pseudomonas infection can occur in ___ victims - ANSWER Burn
What physical characteristic can indicate a massive Pseudomonas
infection? - ANSWER Pyocyanin discoloration (greenish pigment)
Which STD is the most common curable STD in women? - ANSWER
Trichomoniasis (aka Trich)
What are the signs and symptoms of trichomoniasis in females? -
ANSWER Vaginal discharge/irritation
What are the signs and symptoms of trichomoniasis in males? -
ANSWER Asymptomatic
How is trichomoniasis treated? - ANSWER single dose of oral
metronidazole
, Why is it difficult to treat Pseudomonas infection? - ANSWER
Multidrug resistance (P. aeruginosa)
P. aeruginosa is widespread but infections typically __ __ occur in
healthy individuals - ANSWER do not
How is Gas Gangrene treated? - ANSWER Surgical removal of dead
tissue, antitoxins and pcn
What was the first human disease that was eradicated globally? -
ANSWER Smallpox
When was vaccination for smallpox discontinued? - ANSWER 1980s
What makes poxviruses scary? - ANSWER Possible bioterrorism use
What disease occurs mostly in infants/young children, but becomes more
severe as we age? - ANSWER Chickenpox
The risk of ___ increases with age - ANSWER Shingles
What does oncogenic mean? - ANSWER cancer causing
Some strains of Papillomavirus are oncogenic due to their ability to... -
ANSWER Integrate into host cell DNA
Congenital infection of ___ can result in ___ birth defects or death of
fetus - ANSWER Rubella, teratogenic
What does teratogenic mean? - ANSWER causes birth defects
Vaccination of ___ is primarily aimed at preventing rubella infections in
___ women - ANSWER Rubella, pregnant
What physical sign is characteristic of Measles? - ANSWER Koplik's
spots
MMR vaccine includes vaccination against what? - ANSWER Measles,
Mumps, Rubella
What pathogen is the leading cause of meningitis in newborns? -
ANSWER Streptococcus Agalactiae
PRACTICE EXAM NEWEST 2025-
2026 ACTUAL EXAM COMPLETE
250 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A
What type of drugs (Static or Cidal) are Macrolides? - ANSWER
Bacteriostatic
How do Macrolides function? - ANSWER Inhibit protein synthesis by
binding to bacterial ribosomes
What are some examples of Macrolides? - ANSWER Erythromycin
(Clarithromycin, Azithromycin, Fidaxomicin, and Telithromycin)
How do Quinolones function? - ANSWER Inhibit DNA/RNA synthesis
What is an example of a Quinolone drug? - ANSWER Ciprofloxacin
What antiviral can help treat herpes (oral and genital) but not cure it? -
ANSWER Acyclovir
What is an example of a yeast/fungi that exists in our normal flora? -
ANSWER Malassezia
___ occur when multiple furuncles grow together? - ANSWER
Carbuncles
Beta-Lactamase is found in __% of S. aureus strains - ANSWER 90
S. aureus is coagulase negative or positive? - ANSWER Positive
S. epidermidis is coagulase negative or positive? - ANSWER Negative
,Is S. epidermidis positive or negative for Beta-Lactamase? - ANSWER
Negative
Staphylococcal Scalded Skin Syndrome occurs primarily in ___ -
ANSWER infants
What physical characteristic is used to diagnose for SSSS? - ANSWER
Sloughing of skin
S. aureus uses ___ ___ to cause SSSS - ANSWER Exfoliative toxins
When does Streptococcus pyogenes, a resident in our normal microbiota,
cause disease? - ANSWER When it enters through a break in the skin
How is Necrotizing Fasciitis treated? - ANSWER clindamycin and
penicillin
What medication is used to treat acne? - ANSWER Accutane
What new form of treatment can be used to treat acne? - ANSWER Blue-
light wavelength
Where is Pseudomonas aeruginosa typically found? - ANSWER In soil,
decaying matter, moist environment
Pseudomonas infection can occur in ___ victims - ANSWER Burn
What physical characteristic can indicate a massive Pseudomonas
infection? - ANSWER Pyocyanin discoloration (greenish pigment)
Which STD is the most common curable STD in women? - ANSWER
Trichomoniasis (aka Trich)
What are the signs and symptoms of trichomoniasis in females? -
ANSWER Vaginal discharge/irritation
What are the signs and symptoms of trichomoniasis in males? -
ANSWER Asymptomatic
How is trichomoniasis treated? - ANSWER single dose of oral
metronidazole
, Why is it difficult to treat Pseudomonas infection? - ANSWER
Multidrug resistance (P. aeruginosa)
P. aeruginosa is widespread but infections typically __ __ occur in
healthy individuals - ANSWER do not
How is Gas Gangrene treated? - ANSWER Surgical removal of dead
tissue, antitoxins and pcn
What was the first human disease that was eradicated globally? -
ANSWER Smallpox
When was vaccination for smallpox discontinued? - ANSWER 1980s
What makes poxviruses scary? - ANSWER Possible bioterrorism use
What disease occurs mostly in infants/young children, but becomes more
severe as we age? - ANSWER Chickenpox
The risk of ___ increases with age - ANSWER Shingles
What does oncogenic mean? - ANSWER cancer causing
Some strains of Papillomavirus are oncogenic due to their ability to... -
ANSWER Integrate into host cell DNA
Congenital infection of ___ can result in ___ birth defects or death of
fetus - ANSWER Rubella, teratogenic
What does teratogenic mean? - ANSWER causes birth defects
Vaccination of ___ is primarily aimed at preventing rubella infections in
___ women - ANSWER Rubella, pregnant
What physical sign is characteristic of Measles? - ANSWER Koplik's
spots
MMR vaccine includes vaccination against what? - ANSWER Measles,
Mumps, Rubella
What pathogen is the leading cause of meningitis in newborns? -
ANSWER Streptococcus Agalactiae
