Viral diseases Flashcards
(13 cards)
What is measles?
A viral disease showing symptoms of fever and a red skin rash.
How is the measles virus spread?
By inhalation of droplets from sneezes and coughs
What initial symptoms does HIV cause?
A flu-like illness
What occurs during late-stage HIV infection?
The body’s immune system becomes severely damaged, leading to AIDS
How is HIV primarily spread?
By sexual contact or exchange of body fluids such as blood
What is tobacco mosaic virus (TMV)?
A widespread plant pathogen affecting many species of plants
What effect does TMV have on plants?
It affects the growth of the plant due to lack of photosynthesis
True or False: Measles can be fatal if complications arise.
True
Fill in the blank: HIV attacks the body’s _______.
immune cells
How can you prevent the measles virus?
Vaccination is common for young children to prevent measles.
If untreated what can HIV lead to?
It can eventually lead to AIDs making it difficult for the body to deal with infections or cancers.
How can HIV be controlled?
Using antiretroviral drugs
What does the tobaco mosaic virus mainly cause?
It causes a distinctive ‘mosaic’ pattern of discolouration on the leaves.
