Lecture 6 Flashcards
What is the correct order of these methods of transmission from most infectious to least infectious
Food/Water, blood, skin contact, Respiratory
Respiratory>Food/Water>Skin Contact>Blood
What is the clinical disease rate?
The proportion of infected people who develop the disease
What is the incubation period for meningococcal disease?
3 days
What are the risk factors for meningitidis?
<20
No vaccination
Winter Seasons
Do infants of under 6 months get measles?
No due to immunity factors passed on through the mother
How frequently does asymptomatic infection of mealses occur?
Never, everyone who gets infected will develop symptoms
What is the clinical disese rate dependant on?
The severity of the infecting dose
The immunity of the person
The organism involved
What is the mode of transmission for hepatitis B?
Blood to blood contact
What is the method of transmission for Campylobacter?
Food/Water
What is the method of transmission for tetanus?
Broken Skin Blood Contact
What is the infectiousness of Campylobacter?
This disease can not be spread from person to person
What is the incubation period for Hepatisis B?
90 days on average,
30 - 180 days