Health Flashcards
What can exercise affect?
The respiratory system and breathing rate also tidal volume (the volume of air breathed in or out in one breath).
What does asthma affect?
Bronchioles
What is Tar?
Tar causes lung cancer. It coats the inside lungs, including the alveoli, causing coughing. Damages alveoli making it more difficult for gas exchange.
What is nicotine.
Nicotine is addictive. It causes them to want more cigarittes. Increases heart rate and blood pressure and makes blood vessels narrower than normal. This can lead to blood pressure.
What is carbon monoxide?
Carbon monoxide is a gas that takes the place of oxygen in red blood cells. This reduces the amount of oxygen that the blood can carry. It means that the circulatory system has to work harder, causing heart disease.
What are recreational drugs?
They are for pleasure. Some are legal some are illegal.
What are depressant?
A depressant slows down messages in the brain and along the nerves. Alcohol is one.
What are stimulants?
Stimulants speed up messages in the brain and along the nerves. This makes you feel more alert. Nicotine from tobacco is a stimulant. Caffeine is another stimulant and is found in cola drinks, coffee and tea.
What can be a long term effect of excessive alcohol?
Weight gain
What does exercise decrease?
Exercise decreases the risk of a heart attack.
