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MIC 541-Exam 5-Virology 11
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What area does HSV-2 lay dormant in?
Sacral Ganglia
What HSV strain lays dormant in the sacral ganglia?
HSV-2
What HSV strain lays dormant in the trigeminal ganglia?
HSV-1
What is HSV-1 an etiological agent for?
Herpes labialis
Ocular herpes
Gingiovovtomatitis
Pharyngitis
What is HSV-2 and etiological agent for?
Herpes genitalis
What is the most significant transmission route for Herpes viruses?
Direct contact with active lesions
Where does HSV multiply at?
Sensory neurons
After HSV multiplies in sensory neurons what happens?
moves to appropriate ganglia
How does HSV-1 enter the Ganglia?
Through the 5th cranial nerve
How does HSV-2 enter the ganglia?
Lumbosacral spinal nerve trunk ganglia
What are triggers for recurrent HSV infection?
Fever
UV radiation
Stress
Mechanical injury
How does recurrent viral infection occur?
Newly formed viruses migrate to the body surface producing local effects
The trigeminal nerve has three branches as it nears the face, what are they?
Maxillary branch
Mandibular branch
Ophthalmic branch
The Maxillary, Mandibular and Ophthalmic nerves converge on a single ganglia called what?
The Trigeminal ganglia
What is the most common recurrent HSV infection?
Herpes labialis
What are the lesions of Herpes labialis?
Fever blisters
Cold sores
How long does it take for Herpes labialis infections to resolve?
2-3 days they crust over
14 days they are healed
Where do herpes labialis lesions occur?
At the mucocutaneous junction of the lips or adjacent skin
What HSV causes infection of the oropharynx in young children?
Herpes gingivostomatitis
What does Herpes gingivostomatitis cause?
Infection of the oropharynx in young children
What are symptoms of Herpes gingivostomatitis?
Fever
Sore throat
Swollen lymph nodes
What is Herpetic keratitis?
Ocular herpes
What causes ocular herpes?
Herpetic keratitis
What are the symptoms of herpetic keratitis?
Conjunctivitis
Gritty feeling in the eye
inflammation of the eye
sharp eye pain
Light sensitivity
Author
kyleannkelsey
ID
218469
Card Set
MIC 541-Exam 5-Virology 11
Description
MIC 541-Exam 5-Virology 11
Updated
5/8/2013, 4:34:58 AM
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