Need help with questions 1,2,3,&4 Thanks :) Vacation Headaches A weekend drive t

Question

Need help with questions 1,2,3,&4 Thanks :) Vacation Headaches A weekend drive through Custer State Park of South Dakota was just one of the great things about retiring in the Black Hills. After visiting Mount Rushmore Marge and Steve decided to hike to an Aspen grove overlooking a grassy plain for a picnic. There they could enjoy the cool shade and watch the herds of bison and pronghorns below. Unfortunately they had forgotten bug spray and had to eat while swatting mosquitoes, which apparently also enjoyed the shade and their own picnic of fresh blood. Prov get regi enables 6. 7. Later that week, Marge came home from work early with a low-grade fever and headache. After taking a couple of ibuprofen, she went to bed early. The next day, she felt worse-muscle and joint aches and an intense headache and neck stiffness. She had Steve take her to her family physician. still i teroidal anti r often used matory ease in the ood cells rease in the ytes in the Figure 1. Culex mosquito. 1. Given Marge's clinical pictures, what infectious disease(s) would the technique of a body antigen physician consider her to be suffering from? Match each disease to the pathogen(s) that cause it. The physician took a sample of cerebrospinal fluid. Microscopic examination antibodies and blood cultures indicated no bacteria, fungi, or protozoa present. Blood tests g serial indicated mild leucopenia and lymphopenia. Serological testing using an enzyme- linked immunosorbent assay showed a highly elevated titer for West Nile virus- specific antibodies. 2. What are the physical characteristics of West Nile virus? O3. How did a virus that was endemic to the Middle East, Africa, and Asia get to North America? 4. How is West Nile virus transmitted? S. What is the reservoir for West Nile virus?

Explanation / Answer

1.
It is given that the blood tests indicated mild leucopenia and lymphopenia.
Serological tests showed high titers of west nile virus.
So maria must have been infected with west nile virus.

2.
West nile virus is a flavivirus geneus member.
It can cause neurological diseases in humans.
It is a ssRNA virus.
west nile virus is mostly spreas by mosquitoes.

3.
Although the virus is endemic to africa, asia, the virus is believved to have entered
america through a bird.

4.
The virus trasmitts mainly by female mosquito, colex pipiens.

5.
Birds are reservoirs for west nile virus.

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