Structure
The shape of N. Meningitidis is
Diplococcous
N. Meningitidis only infects
Humans
N. Meningitidis affects ___% of healthy individuals
10
N. meningitidis can cause
meningitis, septicemia or a combination of both
The three meninges are...
pia mater, arachnoid, and dura mater
N. Meningitidis is gram...
Meningococcal bacteria is spread through
close/lengthy contact with others
___% of the population carries N. meningitidis in their throat at any given time
5-10%
True or False. Meningitis and septicemia are not life-threatening diseases
False
The word meninges means
three membranes which cover the central nervous system
True or false? N. meningitidis are often found in groups of 4-6
False (they are often found in pairs)
N. meningitidis can live in...
The back of the nose, throat and sometimes can move to other parts of the body
Before antibiotics the death rate of meningitis was
70-85%
True or False? Meningococcal disease can only be contracted once
False (it's rare but possible)
Are N. meningitidis colonies positive or negative for the oxidase test?
positive
N. meningitidis is aerobic, anaerobic, or both?
N. meningitidis causes infections in the lining of...
brain and spinal cord
After antibiotics the death rate of meningitis is
10-15%
N. Meningitidis
How many serogroups of N. meningitidis are there?
Bonus: How many can cause epidemics
12 identified groups
Bonus: 6 can cause epidemics
How big can N. meningitides be
0.6-1.0 µm
Meningococci often enter through the ___ and bloodstream to get to the brain and spinal cord
nasopharynx
Up to ___% of people can have long-term effects after surviving meningococcal disease
20%
When bacteria enter the bloodstream the infection can cause symptoms of...
bacteremia or septicemia
Serogroups __, __, and __ cause the majority of disease in the United States
B, C, and Y