ACTUAL Exam Questions and CORRECT
Answers
Virulent - CORRECT ANSWER - ability to spread or cause disease
Asymptomatic - CORRECT ANSWER - a carrier of the disease; does not show symptoms
of the disease but possess the trait and can spread the disease
What all can be considered a reservoir? - CORRECT ANSWER - a person, animal, milk,
water, or an inanimate object. (Basically anything)
What specifically could milk harbor as a reservoir? - CORRECT ANSWER - Listeria
What specifically could water harbor as a reservoir? - CORRECT ANSWER - Shigella
Why may antivirals not be effective? - CORRECT ANSWER - If they are not given within
a certain time after getting the virus
Examples of portals of exit in the body - CORRECT ANSWER - breaks in skin,
respiratory tract, GI tract, etc
List examples of the airway route by which microorganisms can be spread through - CORRECT
ANSWER - talking, sneezing, coughing, etc.
A droplet route to spread microorganisms is larger than an airway route. True or False. -
CORRECT ANSWER - True
, Microorganisms can only live if they have an acceptable what? - CORRECT ANSWER -
host - therefore, they cannot live long on inanimate objects
Susceptibility - CORRECT ANSWER - the degree of resistance
Describe the incubation period - CORRECT ANSWER - First period when pathogen
invades the reservoir and it is first starting to show symptoms
Describe the prodromal stage - CORRECT ANSWER - most infectious period - early signs
of symptoms - feeling "crumby" - low grade fever - slight abdominal pain
How long does the period of illness last? - CORRECT ANSWER - depends on pathogen
one has
Systemic - CORRECT ANSWER - affecting the body as a whole (all over fever)
Define localized; give example - CORRECT ANSWER - only pertaining to one area of the
body; inflammation in a certain area
Describe the period of convalescence - CORRECT ANSWER - when the body begins to
recover; returning to health after illness
What is the first line of defense against pathogens? What other lines of defense do we have? -
CORRECT ANSWER - our bodies normal flora; inflammatory and immune response
Cellular immunity increases the number of what in our bodies? Why? - CORRECT
ANSWER - lymphocytes; they fight foreign cells that invade our bodies and when we are
becoming immune to something, they must increase in number to fight the invading cells
What causes the redness in inflammation? - CORRECT ANSWER - increased blood flow