SMOKING Flashcards
1
Q
What is the respiratory system?
A
- controls your breathing
- diaphragm controls when you inhale and exhale
- breath in air
- breath out Co2
2
Q
What affect does smoking have on cilia?
A
- attracts the cilia (burns them)
- deform or destroys the cilia so they are no longer able to do their job.
The cilia are used as protection from chemicals to the lungs - the chemicals from smoking enter the lungs.
3
Q
What affect does smoking have on the alveoli?
A
- smoke breaks the thin walls of the alveoli
- the alveoli can burst or swell
- decreases efficiency of diffusion
- reduces surface area to volume ratio
- their walls break down and join together. increases risk of COPD
4
Q
What causes smokers to be less fit that non-smokers?
A
- The haemoglobin in red blood cells picks up carbon monoxide a lot easier than oxygen.
- causes increase lactic acid.
- reduces oxygen- carrying capacity of the blood which increases breathlessness.
5
Q
What are some symptoms of a smoker on health?
A
- Shortness of breath
- twice as likely to suffer from injury
- poorer overall health
- lower endurance levels
- impairs natural development in teenagers
- increased risk of cancer and asthma and respiratory diseases.
6
Q
Which type of athletes would be most affected from smoking?
A
- endurance athletes.
7
Q
What does the cigarette smoke damage?
A
- cells lining the trachea
- bronchi and bronchioles
- these have cilia on them