TCAR Education Programs, Stephen Von Weller Osteoporosis A weakening of the bone caused by loss of bone mineral density and bone mass. PRONUNCIATION: OST-e-o-por-O-sis.... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Over pressurization wave The sudden onset of a pressure wave after an explosion caused by the energy released in the initial explosion. The bigger the explosion, the more damaging the pressure wave. Also known as a blast wave... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Overwhelming post-splenectomy infection (OPSI) A rapidly fatal infection occurring in individuals following removal of the spleen, often years or decades after splenectomy. Also known as overwhelming post-splenectomy sepsis (OPSS).... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oximeter An instrument that measures the percent of oxygenated hemoglobin molecules in the arterial blood.... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxygen carrying capacity Every molecule of hemoglobin can carry a maximum of four oxygen molecules... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxygen content (CaO2) The amount of oxygen in a certain amount of blood; CaO2 = SpO2 x Hgb x 1.36... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxygen debt A state of hypo-oxygenation resulting from intense exercise or poor perfusion.... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxygen delivery (DO2) The amount of oxygen delivered to the tissues; DO = SpO2 x Hgb x 1.36 x CO x 10... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxygen free radical See Reactive oxygen species... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxygen saturation (SaO2) The measure of how much hemoglobin is bound to oxygen, expressed as a percent of hemoglobin molecules that are fully saturated with oxygen.... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxygenation The process of supplying oxygen to organs, tissues, and cells.... O 3 June 2026 Glossary
TCAR Education Programs, Stephen Von Weller Oxyhemoglobin dissociation curve Oxygen saturation (SO2) and partial pressure of oxygen in the blood (PO2), determined by how readily hemoglobin acquires and releases oxygen molecules. PRONUNCIATION: oxy-HAEM-o-GLO-bin dis-soci-A-tio... O 3 June 2026 Glossary
