1- provides extensive gas exchange surface area between air and circulating blood
2- moves air to and from exchange surfaces of lung
3- protects respiratory surfaces from outside environment
4- produces sound
5- participates in olfactory senses
100
How many tracheal cartilages do we have?
What are 15 - 20
100
This structure supplies air to a single bronchopulmonary segment
What is a segmental bronchus
100
Name the 4 major components of the Respiratory defensive system
What are mucous cells, cillia, filtration in nasal cavity that will remove large particles, alveolar macrophages that engulf small particles that reach lungs
100
This pathology is characterized by : episodic dyspenia, wheezingexpiration caused by narrowing airways, bronchial smooth muscle hypertrophy, prominent eosinophils, and intrabronchial mucous plugs
What is Bronchial Asthma
200
Name the two cartilages of the larynx that support and protect the glottis and the entrance to the trachea
What are Thyroid and Cricoid cartilages
200
Which bronchus is larger and descents at a steeper angle?
What is the right primary bronchus
200
These structures do not have cartilage, and are dominated by smooth muscle. This is characteristic of what structure?
What are the bronchioles
200
This form of respiration involves the uptake of O2 and production of CO2 within individual cells
What is internal respiration
200
Type I hypersensativity response, begins in childhood is characteristic of what pathology?
What is Extrinsic Asthma
300
Describe what actions occur during swallowing
The larynx is elevated and the epiglottis folds back over the glottis
300
Inferior portion of each lung rests on superior surface of the diaphragm. This description matches that of ...
What is the base of the lungs
300
This is caused by sympathetic ANS activation
What is bronchodilation
300
Name the 3 processes of external respiration
What are pulmonary ventilation, gas diffusion, transport of O2 and CO2
300
Airflow obstruction, affects 10 % of the population ad is the 4th leading cause of death in the US
What is Chronic Obstructive Pulmonary Disease ( COPD )
400
How is sound varied in regards to sound production?
Tension on vocal folds, voluntary muscles ( position arytenoid cartilage relative to thyroid cartilage)
400
This structure is separated by horizontal and oblique fissures. This is descriptive of what structure?
What is the right lung
400
This is caused by parasympathetic ANS activation and histamine release
What is bronchoconstriction
400
This causes volume changes that create changes in pressure and volume of thoracic cavity change. This is characteristic of?
What is Pulmonary Ventilation
400
Characterized by hypersecretion of mucus. Contributing factors are air pollution, cigarette smoking, and infection
What is Chronic Bronchitis
500
Within the structures of the lower respiratory tract, these produce surfactant, lower surface tension, and promote gas exchange. What structure is being described?
What are Type II cells
500
This structure is wider and displaced upward by the liver
What is the right lung
500
True or False : Each terminal bronchiole delivers air to multiple pulmonary lobules
False
500
These muscles assist inhalation as well as 25 percent of normal air movement
What are the external intercostal muscles
500
Permanent abnormal bronchial dilation due to chronic infection with inflammation and necrosis of bronchial wall, recurrent lung infection, and copious purulent sputum is characteristic of what pathology?