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Micro final.pdf
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- Dental Hygiene Oxford College Semester I
Exam of 19 pages for the course Dental Hygiene Oxford College Semester I at Dental Hygiene Oxford College Semester I (Micro final.pdf)
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Microbiology Final ExamWhich one of the following transmission routes is more common for measles?
Blood transfusion
Fecal-oral
Respiratory droplets
Direct contact
Which one of the following factors has no effect on the severity of dentalveolar infections?
Blood pressure
Immune system
Microbial virulence
Anatomical features
Which one of the following viruses is the causative agent of rubella which is also called
“German measles”?
Parvovirus
Togavirus
Adenovirus
Coxsackievirus
Which feature characterizes short-range interactions during plaque biofilm formation?
Penetration
Attachment
Phagocytosis
Multiplication
Which one of the following microorganisms causes denture-associated stomatitis?
Candida
Prevotella
Wolinella
Pseudomonas
Which one of the following transmission routes is unrelated to HIV?
Anal sex
Placenta
Contaminated water
Blood transfusion
,Which stage of AIDS is referred to as “full-blown AIDS”?
C
B
A
D
Which one of the following spirochetes has the most spirals in its structure?
Leptospira
Borrelia
Oral treponemes
Treponema
HAART is currently the best regimen for the treatment of which one of the following
infections?
Hepatitis C
AIDS
Typhus
Relapsing fever
Twinrix vaccine is used for immunization against which types of hepatitis?
B and D
A and E
B and C
A and B
Which one of the following disorders is characterized by white and thick lesions on the
lateral border of the tongue?
Burkitt’s lymphoma
Kernig’s sign
Thrush
Hairy leukoplakia
, Case scenario:
Andrew, a 13-year-old Torontonian boy, was diagnosed with aggressive periodontitis. There has been
rapid destruction in his periodontal ligament and alveolar bone. He also has progressive spacing of
anterior teeth and bleeding from gums. Andrew sometimes complains of halitosis and pus discharge
from gums. He has no history of taking any medication, referred no allergies and had no history of
episodic illness or orofacial trauma. There is no history of tobacco chewing or cigarette smoking.
What is the normal habitat of this microorganism?
Laryngopharynx
Subgingival site
Nasopharynx
Supragingival site
Which one of the following statements best describes “yeasts”?
They belong to bacteria.
They reproduce by budding.
They belong to viruses.
They are multicellular.
Which one of the following forms of hepatitis B is indicated in the figure below?
Dane
Globular
Spherical
Complex
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