CIE AS Gas exchange and smoking

Welcome to your CIE AS Gas exchange and smoking

Select the incorrect statement out of the following.

Lungs are encased in thin membranes called ________.

Select the correct statement regarding lung cancer.

An essential feature of alveoli which contributes towards efficient gas exchange.

The drug in tobacco.

How does the oxygen move from the lungs into the blood stream?

Destruction of alveoli occur in the following disease.

The substance in tobacco which decreases the oxygen carrying capacity of haemoglobin.

Treatment options for lung cancer is dependant on the following factors:
a) Type of lung cancer.
b) Occurance of metastasis.
c) History of genetic diseases.
d) Severity of the disease.

Which of the following contains cartilage?