The lungs (Respiratory system)
Yes, you can have an asthma attack from dogs if you are allergic.
Yes people can die from an asthma attack
An asthma attack may be triggered by irritants such as dust or pollen
a sever asthma attack
Asthma is characterized by inflammation of the airways. The inflammation increases airway resistance thus decreasing tidal volume.
You could have an asthma attack and not have an inhaler.
Directly, asthma affects the lungs, via inflammation and constriction of the airways. The coughing can then cause headaches, sore throats, and other problems.
Smoking, lack of exercise, lack of attention to Asthma, and exposure to irritants such as dust can all affect the performance of the respiratory and circulatory systems.