Anurse is assessing a client who has pulmonary edema related to heart failure. which of the following findings indicates effective treatment of the client's condition? a. absence of adventitious breath soundsb. presence of a nonproductive coughc. decrease in respiratory rate at restd. sao2 86% on room air

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases. 

Answerbasal cell carcinoma;