question
Which of the following is NOT considered a eukaryote?
A) Fungi
B) Bacteria
C) Protozoa
D) Algae
A) Fungi
B) Bacteria
C) Protozoa
D) Algae
answer
B) Bacteria
question
Which of the following is NOT found in a prokaryote? (Choose 2)
A) Cell wall
B) Nucleus
C) Membrane bound organelles
D) Ribosomes
A) Cell wall
B) Nucleus
C) Membrane bound organelles
D) Ribosomes
answer
B and C
question
Which type of bacteria does NOT have a cell wall?
A) Staphylococcus
B) Mycoplasma
C) Streptococcus
D) Pseudomonas
A) Staphylococcus
B) Mycoplasma
C) Streptococcus
D) Pseudomonas
answer
B) Mycoplasma
question
Do Gram positive or Gram negative bacteria have LPS?
answer
Gram negative
question
Do gram positive or gram negative bacteria have a thicker peptidoglycan wall?
answer
Gram positive
question
Do gram positive or gram negative bacteria stain purple with a gram stain?
answer
Gram positive
question
Do gram positive or gram negative bacteria stain pink with a gram stain?
answer
Gram negative
question
Which of the following medications does NOT target cell wall synthesis?
A) Cephalexin
B) Moxifloxacin
C) Augmentin
D) Bacitracin
A) Cephalexin
B) Moxifloxacin
C) Augmentin
D) Bacitracin
answer
B) Moxifloxacin
question
Which of the following are considered spore forming bacteria? (Choose 2)
A) Clostridium botulinum
B) Bacillus anthracis
C) Neisseria gonorrhea
D) Staph aereus
A) Clostridium botulinum
B) Bacillus anthracis
C) Neisseria gonorrhea
D) Staph aereus
answer
A and B
question
Is Staph aureus catalase positive or negative?
answer
positive
question
Is Staph aureus coagulase positive or negative?
answer
positive
question
Toxic shock syndrome is primarily associated with which bacteria?
answer
Staph aureus
question
Is Staph epidermidis coagulase positive or negative?
answer
negative
question
Is Staph epidermidis catalase positive or negative?
answer
positive
question
What is the most common bacterial cause of acute postoperative endophthalmitis?
answer
Staph epidermidis
question
Is Bacterial conjunctivitis more commonly seen in children or adults?
answer
Children
question
Is Streptococcus pneumoniae catalase positive or negative?
answer
Negative
question
What is the most common bacterial cause of bacterial pneumonia, meningitis, and otitis media?
answer
Streptococcus pneumoniae
question
Streptococcus pyogenes is referred to as a Group __________ strep.
answer
Group A
question
Which gram positive bacteria is primarily associated with Erysipelas?
answer
Streptococcus pyogenes
question
Which of the following is a gram negative bacteria?
A) Bacillus anthracis
B) Cornyebacterium diptheriae
C) Haemophilus influenzae
D) Clostridium botulinum
A) Bacillus anthracis
B) Cornyebacterium diptheriae
C) Haemophilus influenzae
D) Clostridium botulinum
answer
C) Haemophilus influenzae
question
Which gram negative bacteria are most commonly associated with corneal ulcers in contact lens wearers?
answer
Pseudomonas aeruginosa
question
Which gram negative bacteria is commonly associated with otitis media and conjunctivitis in young children?
A) Staph aureus
B) Haemophilus influenzae
C) Neisseria gonorrhoeae
D) Klebsiella pneumoniae
A) Staph aureus
B) Haemophilus influenzae
C) Neisseria gonorrhoeae
D) Klebsiella pneumoniae
answer
B) Haemophilus influenzae
question
Which gram negative bacteria is known to cause a hyperacute conjunctivitis with (+) preauricular lymphadenopathy?
answer
Neisseria gonorrhoeae
question
Which gram negative bacteria is known to cause angular blepharoconjunctivitis and is associated with shared eye makeup?
A) Proteus mirabilis
B) Klebsiella pneumoniae
C) Moraxella
D) Bordatella pertussis
A) Proteus mirabilis
B) Klebsiella pneumoniae
C) Moraxella
D) Bordatella pertussis
answer
C) Moraxella
question
Which bacteria is known to produce oral facial abscesses with sulfur granules and is associated with canaliculitis?
A) Moraxella
B) Mycobateria
C) Proteus mirabilis
D) Actinomyces
A) Moraxella
B) Mycobateria
C) Proteus mirabilis
D) Actinomyces
answer
D) Actinomyces
question
Which of the following is NOT considered a gram negative bacteria?
A) Klebsiella pneumoniae
B) Proteus mirabilis
C) Cornyebacterium diptheriae
D) Bordatella pertussis
A) Klebsiella pneumoniae
B) Proteus mirabilis
C) Cornyebacterium diptheriae
D) Bordatella pertussis
answer
C) Cornyebacterium diptheriae
question
Which of the following is an acid fast bacteria that is associated with night sweats, fever, and weight loss?
A) Actinomyces
B) Mycobacteria
C) Neisseria gonorrhoeae
D) Chlamydia trachomatis
A) Actinomyces
B) Mycobacteria
C) Neisseria gonorrhoeae
D) Chlamydia trachomatis
answer
B) Mycobacteria
question
Which spirochete is primarily associated with syphilis?
answer
Treponema pallidum
question
Which ocular finding is NOT associated with syphilis?
A) Interstitial keratitis
B) Argyll-Robertson pupil
C) Herbert's pits
D) Macular exudative star
A) Interstitial keratitis
B) Argyll-Robertson pupil
C) Herbert's pits
D) Macular exudative star
answer
C) Herbert's pits
question
The leading cause of ophthalmia neonatorum in the US is ____________.
answer
Chlamydia
question
What is the classic triad associated with a Rickettsia infection?
answer
1) Headache
2) Fever
3) Rash
2) Fever
3) Rash
question
Which parasite is associated with Rocky Mountain Spotted Fever?
A) Treponema pallidum
B) Rickettsia
C) Borrelia
D) Bordella
A) Treponema pallidum
B) Rickettsia
C) Borrelia
D) Bordella
answer
B) Rickettsia
question
Which organism would LEAST likely be affected by a penicillin?
A) Staph aureus
B) Streptococcus epidermidis
C) Mycoplasma
D) Cornyebacterium diptheria
A) Staph aureus
B) Streptococcus epidermidis
C) Mycoplasma
D) Cornyebacterium diptheria
answer
C (does not have a cell wall)
question
Which of the following is NOT considered a DNA envelope virus?
A) Hepatitis A
B) Hepatitis B
C) HSV 1
D) CMV
A) Hepatitis A
B) Hepatitis B
C) HSV 1
D) CMV
answer
A (RNA nucelocapsid)
question
Which of the following is NOT considered a DNA virus?
A) Hepatitis B
B) Adenovirus
C) Influenza
D) CMV
A) Hepatitis B
B) Adenovirus
C) Influenza
D) CMV
answer
C) Influenza
question
Is HIV a DNA or RNA virus?
answer
RNA
question
Is HSV a DNA or RNA virus?
answer
DNA
question
Is Hepatitis A a DNA or RNA virus?
answer
RNA
question
Is Hepatitis B a DNA or RNA virus?
answer
DNA
question
Is Cytomegalovirus a DNA or RNA virus?
answer
DNA
question
Which of the following is NOT a main serotype associated with EKC?
A) 8
B) 9
C) 17
D) 37
A) 8
B) 9
C) 17
D) 37
answer
C) 17
question
Is Adenovirus a DNA or RNA virus?
answer
DNA
question
Is keratoconjunctivitis more commonly caused by HSV-1 or HSV-2?
answer
HSV-1 (can be caused by HSV-2 also)
question
What is the leading cause of blindness in a patient with AIDS?
answer
Cytomegalovirus (CMV)
question
CMV is prevalent in AIDS patients with a CD4 count < ___________.
answer
< 50
question
Which type of virus is associated with molluscum contagiosum?
answer
DNA poxvirus (HIV if multiple molluscum nodules are present)
question
Molluscum contagiosum is normally caused by a DNA poxvirus. However, if multiple nodules are present it can be suspicious for which virus?
answer
HIV
question
What is the most common viral STD in the US?
answer
HPV
question
Which virus is most associated with cervical cancer?
answer
HPV
question
Which of the following are spread through oral-fecal transmission? (Choose 2)
A) Hepatitis A
B) Hepatitis B
C) Hepatitis C
D) Hepatitis D
E) Hepatitis E
A) Hepatitis A
B) Hepatitis B
C) Hepatitis C
D) Hepatitis D
E) Hepatitis E
answer
A and E
question
Which of the following has a vaccine available? (Choose 2)
A) Hepatitis A
B) Hepatitis B
C) Hepatitis C
D) Hepatitis D
E) Hepatitis E
A) Hepatitis A
B) Hepatitis B
C) Hepatitis C
D) Hepatitis D
E) Hepatitis E
answer
A and B
question
Which of the following is only carried with Hepatitis B as a super infection?
A) Hepatitis A
B) Hepatitis E
C) Hepatitis C
D) Hepatitis D
A) Hepatitis A
B) Hepatitis E
C) Hepatitis C
D) Hepatitis D
answer
D) Hepatitis D
question
What is the culture media of choice for the growth of fungi?
answer
Sabouraud's agar
question
Are yeast or mold unicellular?
answer
Yeast
question
Do yeast or mold contain hyphae?
answer
Mold
question
___________ fungi are capable of shifting from a mold (in the external environment) to a yeast (in the host).
answer
Dimorphic fungi
question
Is Candida albicans considered a yeast or a mold?
answer
Yeast
question
Which yeast is known to cause thrush and vaginitis in an immunocompromised patient?
answer
Candida albicans
question
Which fungus is known to cause systemic mycoses and is specifically found in the southwestern region of the US?
answer
Coccidioides immitis
question
Which fungus is endemic to the Mississippi and Ohio River valleys and is caused by the inhalation of bird and bat droppings?
answer
Histoplasma capsulatum
question
What is the most common cause of fungal corneal ulcers?
answer
Candida albicans
question
Is Aspergillus a yeast or mold?
answer
mold
question
Is Mucormycosis caused by a yeast or mold infection in immunocompromised/diabetic patients?
answer
Mold
question
Which of the following is also known as a fluke?
A) Trematode
B) Cestode
C) Nematode
A) Trematode
B) Cestode
C) Nematode
answer
A) Trematode
question
Which of the following is also known as a tapeworm?
A) Trematode
B) Cestode
C) Nematode
A) Trematode
B) Cestode
C) Nematode
answer
B) Cestode
question
Which of the following is also known as a roundworm?
A) Trematode
B) Cestode
C) Nematode
A) Trematode
B) Cestode
C) Nematode
answer
C) Nematode
question
Which parasite is associated with Lice?
A) Demodex folliculitis
B) Pediculosis capitis
C) Plasmodium
D) Giardia
A) Demodex folliculitis
B) Pediculosis capitis
C) Plasmodium
D) Giardia
answer
B) Pediculosis capitis
question
Which parasite (mite) infection is known to target hair follicles and sebaceous glands including the meibomian glands?
answer
Demodex
question
Which of the following parasite is mainly associated with malaria?
A) Demodex folliculitis
B) Pediculosis capitis
C) Sarcoptes scabiei
D) Plasmodium
A) Demodex folliculitis
B) Pediculosis capitis
C) Sarcoptes scabiei
D) Plasmodium
answer
D) Plasmodium
question
Which parasite is known to cause Toxoplasmosis?
answer
Toxoplasmosis gondii
question
What is the most common opportunistic infection associated with HIV?
answer
Pneumocystis jiroveci
question
Is Pneumocystis jiroveci caused by a yeast or mold infection?
answer
Yeast
question
Which infection is associated with rinsing contact lenses with tap water and presents clinically with symptoms that outweigh the clinical presentation?
answer
Acanthamoeba
question
What is the preferred way to culture an Acanthamoeba infection?
A) Thayer Martin agar
B) Sabouraud agar
C) Chocolate agar
D) Non-nutrient agar with heat killed E. Coli
A) Thayer Martin agar
B) Sabouraud agar
C) Chocolate agar
D) Non-nutrient agar with heat killed E. Coli
answer
D) Non-nutrient agar with heat killed E. Coli
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