Gaseous exchange occurs in __

Oxygen dissociation curve will shift to right on decrease of________

Formation of oxyhaemoglobin is a/an ____

Tracheal tubes are present for which type of organisms?

Decrease in thoracic volume is marked by________

What causes increase in respiratory rate?

Trachea, bronchi, and bronchioles are all supported by ___

The amount of air inspired or expired during normal breathing is_________ ml.