communicable disease's 50QQ Flashcards
what are communicable diseases?
Diseases caused by pathogens that can be transmitted from one individual to another
Define pathogen
Microorganisms that cause disease
define health
state of physical and mental wellbeing
Factors of health
diet, stress, immune system, pathogens
4 types of pathogens
Bacteria, viruses, prototists and fungi
how do bacteria make you ill?
reproduce and damage cells, produces toxins
How can viruses make you ill?
produces inside body cells and kills them
how are pathogens spread?
by air droplets, physical touch, water
How to prevent disease spreading?
Isolation, destory vectors, Vaccinations
Name a viral disease that can lead to blindness and brain damage?
Measles
how does measles spread?
Droplets in the air
Name the Pathogen that causes AIDS
HIV
How is HIV spread?
sexual contanct, exchanging body fluids like cum, shared needles
How can HIV be treated?
Antirtrovial drugs that control it before it turns into AIDS
Name a viral disease in plant?
Tobacco mosaic virus
What does a tobacco mosaic virus plant look like?
Mosaic pattern of yellowy discolouration
How does tobacco mosaic virus hurt plants?
Destroy’s the cholorpasts so no photosythesis
hOW IS THE TM virsus spread?
Direct contanct and vectors like bugs
Viral diseases can be cured?
FALSE (only prevented with vaccines)
Where can the salmonella be found?
Raw meat, chicken, eggs
Symptoms of salmonella
Fever, abdominal cramps, diarrehoa and vomiting
What bacteria causes gonorrhoea?
bacteria
How does gonorrhoea spread?
sex
Symptoms of gonnorreha
Yellow/green dischage pain when peeing
Long term effects of gonnorreha?
Infertility, pelvic pain, ectopic pregnancies
How can gonnorreha be prevented?
No sex, use condoms
Name a fungal disease in humans?
Athletes foot
Which pathogen causes rose black spot?
fungi
Which pathogen causes malaria?
Protists
Symptoms of rose black spot
damaged leaves
How is malaria spread?
by vectors usually mosquito’s
how does malaria affect the body?
Damages blood and liver cells
Symptoms of malaria
Fevers shaking
How can the spread of malaria be stopped?
Use mosqutio nets, use insectcides , take anti malarial drugs
How does your skin act as a defence against pathogen entry?
Is a barrier, antimicrobial secretions
How does the trachea defend the body against pathogens?
Secretes mucus to trap pathogens cilla move mucus upwards to be coughed up
How does the stomach defend against pathogens?
Hydrochloric acid will kill everything
state the three ways in which white blood cells defend the body?
engufling pathogens, produces antibodies and antitoxins, also memory cells for the reinfections
