Breathing and Exchange of gases 2

Food and air are divided at

• larynx

• pharynx

• oesophagus

• stomach

Larynx is modified portion Of

• pharynx

• Trachea

• Bronchus

• Lungs

The structure which prevents the entrof food into respiratory tract

• pharynx

• Larynx

• Glottis

• epiglottis

Exchange of gases takes place in

• Trachea

• Bronchus

• Alveoli

• All

In human sound is produced by

• syrinx

• Larynx

• Bronchus

• Trachea

In thoracic cavity which one is present

• Lungs only

• Lung + Heart

• Lungs + Heart + stomach

• Heart only

The covering of lungs is

• peritoneum

• pericardium

• pleural membrane

• Glisson capsule

which of the following is a part of respiratory system

• Nasal chambers

• Oesophagus

• Trachea

• pharynx

vocal cords occur in

• pharynx

• Larynx

• Glottis

• Bronchial tobe

Larynx is cartilaginous box and also called

• wind pipe

• Food pipe

• syrinx

• sound box