M6: Specific Viruses pt. 1 Flashcards
1
Q
rubella morphology
A
- linear
- single stranded
- enveloped
- RNA
- ~ 10K nucleotides long
2
Q
rubella overview
A
- part of Togaviridae virus family
- also called German measles
- transmitted via airborne particles (usually cough of infected person)
- infectious 1 week before rash appears and 1 week after
3
Q
progression of rubella infection
A
- virus multiples in upper respiratory tract and conjunctiva of eye
- virus travels to GI tract, urinary tract, skin, and CNS
4
Q
rubella symptoms (5)
A
- red blotchy skin rash (usually begins on face, then trunk)
- fever
- flu-like symptoms
- cough
- conjunctivitis
5
Q
rubella complications
A
can cross placenta to fetus in pregnant women, causing fetal eye, ear, and heart damage
6
Q
rubella prevention
A
MMR vaccine
7
Q
measles morphology
A
- linear
- single-stranded
- enveloped
- RNA virus
- ~15K nucleotides long
8
Q
measles overview
A
- aka rubeola
- part of paramyxovirus family
- transmitted via airborne particles in coughing stage of disease
9
Q
measles symptoms (2)
A
- cough
- red (koplik) spots with white centers develop (first on forehead, then upper extremities, then trunk & lower extremities)
10
Q
measles prevention
A
MMR vaccine
11
Q
mumps morphology
A
- linear
- single-stranded
- enveloped
- RNA
- ~15K nucleotides long
12
Q
mumps overview
A
- part of paramyxovirus family
- highly contagious via airborne droplets or direct contact with infected individual
- contagious ~7 days before symptoms, ~8 days after
13
Q
mumps symptoms
A
- starts like a cold (headache, fever, muscle ache)
- characterized by painful swelling of parotid glands in neck
- inflammation can also occur in testes/ovaries and pancreas
14
Q
mumps prevention
A
MMR vaccine
15
Q
parotid glands
A
salivary glands
