Question

QUESTION 1 causes swollen parotid glands and a characteristic swelling of the neck. ОООО Infection with a. mumps virus b. norovirus c. rotavirus d. dapovirus QUESTION 2 Receding of the gum from the tooth is a sign of a. dental caries. b. periodontal disease. c. thrush. d. gingivitis. QUESTION 3 can lead some individuals to develop Guillain-Barré syndrome (GBS). The pathogenic properties of a. Listeria b. Campylobacter c. Vibrio d. Clostridium

Answer 1

1. Option a. mumps virus is the correct. Infection with mumps virus causes swollen parotid glands and a characteristic swelling of the neck. Mumps virus is the member of Paramyxovirus family. It contains single stranded negative sense RNA as genome and enveloped by capsid. Spread of mumps virus occurs by person to person via respiratory secretions.

2. Option b. periodontal disease is the correct. Receding of the gum from the tooth is a sign of periodontal disease. If infection occur in tissue that hold tooth is called periodontal disease. When we skip proper brushing, bacteria form a film/layer around teeth and further it get hardened. It causes receding in gum, bleeding gum and tooth loss.

3. Option b. Campylobacter is the correct. The pathogenic properties of Campylobacter can lead some individuals to develop Guillain- Barre syndrome (GBS). Guillain- Barre syndrome (GBS) is a nervous disorder in this case immune system doesn’t recognize self and non-self and attacks its own nerve cells. Campylobacter spread through contaminated food and water.