Test medicina in Inglese 2014-2015: domande e soluzioni

Test medicina in lingua inglese, la simulazione con le domande e le soluzioni

Domanda 11 di 43

Smoking cigarettes causes a speeding up in the rate of blood flow, which in turn increases the risk of heart disease. It was thought that this speeding up of blood flow was caused solely by the gas carbon monoxide, which is absorbed during smoking, and not by nicotine, which is also absorbed from the smoke in the lungs. However, tests have shown that using nicotine patches (from which nicotine is absorbed through the skin) or chewing nicotine gum also causes the rate of blood flow to increase. This shows that the nicotine in cigarettes is also responsible for the increased risk of heart disease among smokers

Which one of the following is not an assumption of the argument in the passage above?