Final Test

which structure has c-shaped cartilages anteriorly that keeps the airway patent?

• larynx

• trachea

• bronchus

• bronchiole

which condition is associated with hypersecretion of mucus and chronic productive cough for at least three months of the year for about two consecutive years?

• bronchial asthma

• emphysema

• respiratory distress syndrome

• chronic bronchitis

human right lung has following features

• three lobes

• two lobes

• no horizontal fissure

Aging process can result to

• increase tissue elasticity

• decreased chest wall compliance

which event occurs during forceful exhalation to move air out of lungs?

• increase pleural cavity volume

• decrease alveolar pressure greater than atmospheric pressure

which condition produces inflammation with reduction in bronchial airflow and bronchoconstriction?

• emphysema

• pleural effusion

• atelectasis

• bronchial asthma

what is the lining epithelium of the lungs (respiratory portion)

• simple squamous

• stratified squamous

• stratified columnar

• pseudostratified ciliated columnar with goblet cells

amount air breathed in and out in single respiratory cycle

• tidal volume

• respiratory rate

• vital capacity

pneumothorax is the presence of in the thoracic cavity between the lung and the chest wall

• air

• blood

• mucus

what part of the brain can you locate the respiratory center

• medulla oblongata

• midbrain

• pons