Communicable Diseases Flashcards
What are rose black spots
What is black spot? Black spot is the most serious disease of roses. It is caused by a fungus, Diplocarpon rosae, which infects the leaves and greatly reduces plant vigour. Expect to see leaf markings from spring, which will persist as long as the leaves remain on the plant.
What is salmonella
Salmonella is a genus of rod-shaped Gram-negative bacteria of the family Enterobacteriaceae. The two species of Salmonella are Salmonella enterica and Salmonella bongori. S. enterica is the type species and is further divided into six subspecies that include over 2,600 serotypes.
What is tobaco mosaic virus
Tobacco mosaic virus is a positive-sense single-stranded RNA virus species in the genus Tobamovirus that infects a wide range of plants, especially tobacco and other members of the family Solanaceae. The infection causes characteristic patterns, such as “mosaic”-like mottling and discoloration on the leaves.
What is gonorrhoea
Not everyone with gonorrhoea has symptoms. Common symptoms include unusual discharge from your vagina or penis and pain when peeing.
Gonorrhoea is treated with antibiotics. You can get treatment from a sexual health clinic.
Gonorrhoea is mainly spread through unprotected vaginal, oral or anal sex.
What is HIV
HIV (human immunodeficiency virus) is a virus that attacks the body’s immune system. If HIV is not treated, it can lead to AIDS (acquired immunodeficiency syndrome). There is currently no effective cure. Once people get HIV, they have it for life. But with proper medical care, HIV can be controlled.
What is aids
AIDS (acquired immune deficiency syndrome) happens after someone has had HIV for many years. In AIDS, the immune system is severely weakened. People with AIDS get serious infections and health problems.
What are measels
Measles is a very contagious infection caused by a virus. It usually gets better on its own, but it can make some people very ill.
What is malaria
Malaria is a serious and sometimes fatal disease caused by a parasite that commonly infects a certain type of mosquito which feeds on humans. People who get malaria are typically very sick with high fevers, shaking chills, and flu-like illness. Four kinds of malaria parasites infect humans: Plasmodium falciparum, P.
