How can we help?

You can also find more resources in our Help Center.

23 terms

Respiratory system

LAB EX 33
STUDY
PLAY
Respiratory bronchioles
Tubular airways that begin the respiratory zone
Larynx
Connects the laryngopharynx with the trachea
Trachea
Tube-like structure that conducts air from the larynx to the bronchi
Epiglottis
Closes over the glottis during swallowing
Tracheal cartilages
Keep the trachea from collapsing
Tertiary bronchioles
Division of the bronchi that enter bronchopulmonary segments
Terminal bronchioles
Last division of the conducting zone
Oropharynx
Conducts air from the nasopharynx to the larynogopharnx
Alveoli
Small, round sacs where gas exchange occurs
Bronchiole
Small conduction airway that serves a lobule
Sternocleidomastoids
Elevates the sternum
Internal intercostals
Depresses ribs
Abdominal muscles
Compresses abdominal contents and increases abdominal pressure
Scalenes
Elevates first and second ribs
External intercostals
Elevates ribs
Diaphragm
Main inspiratory muscle
Diaphragm
Flattern when contrated
Pectoralis minors
Elevate 3rd, 4th, and 5th ribs
Tidal Volume
The amount of the air inhaled and exhale during one normal breath
Inspiratory reserve volume
Maximum amount of air that can be inhaled after a normal inhalation
Expiratory reserve volume
Maximum amount of air that can be exhaled after a normal exhalation
Residual volume
Amount of air that remains in the lungs after a maximum exhalatio
Vital capacity
Maximum volume of air expelled after a maximal inhalation