B5 - Health And Disease Flashcards
How does the Phagocyte fight pathogens.
They engulf and destroy pathogens
How does the Lymphocyte fight pathogens?
They produce special chemicals called Anti-bodies and Anti-toxins
Name 3 examples of viral pathogens
Measles
HIV
Tobacco Mosaic Virus (TMV)
Name 2 examples of a Pathogenic Bacteria
Salmonella
Gonorrhoea
Name one Fungal disease
Rose Black Spot
Name one Protist disease
Malaria
3 ways the Skin protects against pathogens
Skin acts as a barrier for your tissue
Skin secretes anti-microbial and destroy pathogen
Skin is covered in healthy bacteria that is a extra barrier
2 ways the Respiratory System protects against pathogens
Nose is full of hairs and mucus that trap air particles with pathogens
Trachea and bronchi secrete mucus that trap pathogens
One way the Digestive System prevents disease
The stomach acid destroys the micro-organisms in mucus as you swallow
What are the symptoms of Tobacco Mosaic Virus?
‘mosaic’ pattern of discolouration on leaves
Stunted leaf growth
Less yield of crop
What are the symptoms of Measles?
Fever
Red skin rash
What are the symptoms of HIV?
Mild flu-like symptoms
Remains hidden after intial flu-like symptoms
What are the symptoms of salmonella?
Fever
Abdominal cramps
Vomitting
Diarrhoea
What are the short-term symptoms of Gonorrhoea
Thick yellow discharge from genitals
Pain when pissing
What are the long-term symptoms of gonorrhoea?
Pelvic pain
Infertility
Ectopic pregnancies
What are the symptoms of Rose Black Spot?
Black spots on the leaves of roses
Leaves turn yellow and drop early
What are the symptoms of Malaria?
Reacurring fevers
Shaking
Weakening of affected person
How are measles spread?
Inhaling droplets from sneezes from infected person
How is HIV spread?
Use of shared needles
Mother to child from breast milk
Sexual intercourse
Unscreened blood transfusions
How is Tobacco Mosaic Virus spread?
Insects acting as vectors
Contact with infected plant
How is Salmonella spread?
Eating raw or undercooked meat
Eating food that was prepared unhygienic conditions
How is Gonorrhoea spread?
Unprotected sex with infected person
How is Rose Black Spot spread?
Spores in the environment then carried by wind
Spores can be in the raindroplets when it rains
How is Malaria spread?
Mosquitoes acting as vectors
