Multiple Choice Quiz


1	The best descriptive term for the resident flora is
		A)	commensals
		B)	parasites
		C)	pathogens
		D)	mutualists


2	Resident flora is commonly found in the
		A)	stomach
		B)	kidney
		C)	salivary glands
		D)	urethra


3	Resident flora is absent from the
		A)	pharynx
		B)	lungs
		C)	intestine
		D)	hair follicles


4	Virulence factors include
		A)	toxins
		B)	enzymes
		C)	capsules
		D)	all of these


5	The specific action of hemolysins is to damage
		A)	white blood cells
		B)	cause fever
		C)	damage red blood cells
		D)	cause leukocytosis


6	The ______ is the time that lapses between encounter with a pathogen and the first symptoms.
		A)	prodromium
		B)	period of invasion
		C)	period of convalescence
		D)	period of incubation


7	A short period early in a disease that manifests with general malaise and achiness is the
		A)	period of incubation
		B)	prodromium
		C)	sequela
		D)	period of invasion


8	The presence of a few bacteria in the blood is termed
		A)	septicemia
		B)	toxemia
		C)	bacteremia
		D)	a secondary infection


9	A _______ infection is acquired in a hospital.
		A)	subclinical
		B)	focal
		C)	nosocomial
		D)	zoonosis


10	A/an ________ is a passive animal transporter of pathogens.
		A)	zoonosis
		B)	biological vector
		C)	mechanical vector
		D)	asymptomatic carrier


11	An example of a non-communicable infection is:
		A)	measles
		B)	leprosy
		C)	pneumonia
		D)	tetanus


12	A general term that refers to an increased white blood cell count is
		A)	leukopenia
		B)	inflammation
		C)	leukocytosis
		D)	leukemia


13	A positive antibody test for HIV would be a _______ of infection
		A)	sign
		B)	symptom
		C)	syndrome
		D)	sequela


14	Which of the following would not be a portal of entry?
		A)	the meninges
		B)	the placenta
		C)	skin
		D)	small intestine


15	Which of the following is not a condition of Koch's postulates?
		A)	isolate the causative agent of a disease
		B)	cultivate the microbe in a lab
		C)	inoculate a test animal to observe the disease
		D)	test the effects of pathogen on humans

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