upper airway
This flap-like structure prevents food from entering the airway during swallowing.
epiglottis
The trachea splits into these two tubes that lead into each lung.
bronchi
This is the first structure air passes through when entering the respiratory system.
nose
This term describes the act of drawing air into the lungs.
inhalation
This device delivers oxygen through two small prongs placed in the nostrils.
nasal cannula
The pharynx is divided inro three regions. Name one of the three.
Nasopharynx, oropharynx, or laryngopharynx
These tiny air sacs are where oxygen and carbon dioxide are exchanged
alveoli
This part of the pharynx lies behind the oral cavity.
oropharynx
This term describes the act of pushing air out of the lungs.
exhalation
This handheld device is used to manually ventilate a patient.
bag-valve mask or BVM
This part of the upper airway serves both the respiratory and digestive systems.
pharynx
This dome-shaped muscle plays a major role in breathing by contracting and relaxing.
diaphragm
This lowest part of the pharynx connects to the larynx and esophagus.
laryngopharynx
This term refers to low oxygen levels in the blood.
hypoxemia
This tube is inserted into the trachea to maintain an open airway.
endotracheal tube
The nose helps to do these three things to the air before it reaches the lungs.
warm, humidify, and filter
This tube connects the larynx to the bronchi and is part of the lower airway.
trachea
This cartilage forms the front wall of the larynx and is commonly called the Adam’s apple.
thyroid cartilage
This term refers to inflammation of the bronchi.
bronchitis
This mask covers the nose and mouth and delivers higher concentrations of oxygen.
non-rebreather mask
This structure divides the nasal cavity into left and right sides.
nasal septum
The lungs are located in this cavity of the body.
the thoracic cavity
This bone forms the hard floor of the nasal cavity.
hard palate
This high-pitched sound heard during breathing may indicate airway narrowing.
wheezing
This device clips onto a finger to measure oxygen saturation in the blood.
What is a pulse oximeter