question_answer

Select the incorrect statement:

A) During inspiration inter-costal muscles and diaphragm relax causing a decrease in thoracic volume and there by pulmonary volume

B) Part of respiratory tract (from nostrils to terminal bronchi) not involved in gaseous exchange is called dead space

C) Every 100 ml of oxygenated blood can deliver around 5 ml of \[{{O}_{2}}\] to the tissues under normal physiological conditions

D) In asthma difficulty in breathig causing wheezing due to inflammation of bronchi and bronchioles