RESPIRATORY SYSTEM (Function part of respiratory system (Trachea (is a 5…
Chronic Obstructive Pulmonary Disease (COPD)
Organ that responsible to supply an O2 and to get rid of CO2
Function part of respiratory system
Nose and Nasal Cavity
warm, moisturize, and filter air entering the body before it reaches the lungs.
Air exiting the body through the nose returns moisture and heat to the nasal cavity before being exhaled into the environment.
can be used to supplement or replace the nasal cavity’s functions when needed.
the pathway of air entering the body from the mouth is shorter than the pathway for air entering from the nose, the mouth does not warm and moisturize the air entering the lungs
divided into 3 regions: the nasopharynx, oropharynx, and laryngopharynx.
used to swallow food, the epiglottis ensures that air passes into the trachea by covering the opening to the esophagus.
process of swallowing, the epiglottis moves to cover the trachea to ensure that food enters the esophagus and to prevent choking.
short section of the airway that connects the laryngopharynx and the trachea
the larynx contains special structures known as vocal folds, which allow the body to produce the sounds of speech and singing.
is a 5-inch long tube made of C-shaped hyaline cartilage rings lined with pseudostratified ciliated columnar epithelium.
connects the larynx to the bronchi and allows air to pass through the neck and into the thorax.
main function of the trachea is to provide a clear airway for air to enter and exit the lungs.
Carry out this exchange of gases as we breathe