Quiz 2 Flashcards
What are the principal organs of the respiratory system? (Must be in this order)
Nose
Pharynx
Larynx
Trachea
Bronchi
Lungs
Within the lungs air flows where?
Along a dead-end pathway consisting of bronchi- bronchioles- alveoli
What does the conducting division of the respiratory system consist of?
Passages that serve only for airflow essentially from the nostrils through the major bronchioles
What does the respiratory division consist of?
The alveoli and other gas exchange regions of the distal airway
Most of the conducting division is lined with a ciliated pseudostratified
columnar epithelium except?
Oropharynx
Laryngopharynx
Bronchioles
What is the respiratory division (alveoli) lined with?
A simple Squamous Epithelium
How many cartilages is the Larynx made up of?
9
Which Cartilage is the largest?
Thyroid Cartilage
What is the anterior peak of the thyroid cartilage called?
Laryngeal Prominence (Adam’s Apple)
What two folds does the interior larynx have on each side?
Superior Vestibular folds
Inferior vocal folds
What are the Superior vestibular folds?
False vocal cords that play no role in speech
What are the Inferior vocal folds
Vocal cords that produce sound when air passes between them
What is tidal volume?
The amount of air inhaled and exhaled in one cycle of quiet breathing, normally about 500 mL.
What is inspiratory reserve volume?
Beyond the amount normally inhaled, it is typically possible to inhale another 3,000 mL with maximum effort;
What is the expiratory reserve volume
With maximum effort, one can normally exhale another 1,200 mL beyond the normal amount
