Larynx opens into pharynx by 

Thyroid cartilage is found in  

Blood analysis of a patient revealed an unusually high carboxyhemoglobin content. The patient has been inhaling polluted air containing unusually high content of   

Maximum expiratory volume is 

The state, during which the respiratory centre is inhibited, is termed as  

The rate of breathing in mammals is controlled by a part of the brain called 

Skin an accessory organ of respiration in

The numbers of lobes in right and left lungs of a rabbit are

The exchange of gases in the alveoli of the lungs, takes place by  

The type of respiration in mammals is called