Oxygen

Oxygenation

The process of adding oxygen to the body and removing carbon dioxide from the body.

Upper Airway

The portion of the respiratory system from the nose to the epiglottis, including the nose, pharynx, larynx, and epiglottis.

Ventilation

The act of air moving in and out of the lungs, also known as breathing.

Perfusion

The process of oxygenated blood moving through the body's tissues and organs, providing them with oxygen.

Respiration

The exchange of gases (oxygen and carbon dioxide) between the alveoli (air sacs) and the capillaries (blood vessels) in the lungs.

Tachypnea

Breathing that is too fast, with a respiratory rate greater than 20 breaths per minute.

Bradypnea

Breathing that is too slow, with a respiratory rate less than 12 breaths per minute.

Wheezing

A high-pitched, musical sound heard during breathing, caused by partial obstruction of the small airways.

Hypoxia

A condition where the body does not have enough oxygen.

Nasal Cannula

A device used to deliver oxygen to a patient through two small tubes that fit into the nostrils.