TCAR Education Programs, Stephen Von Weller Level of consciousness (LOC) A term used to describe a person's understanding of their surroundings.... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Lidocaine patches A non-invasive medicated transdermal patch that adheres to the skin. Used to relieve local pain. PRONUNCIATION: LI-do-caine.... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Life expectancy The number of years a person can be expected to live based on demographic profiles and projections... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Ligamentum arteriosum A remnant of the ductus arteriosus which, during fetal circulation, connects the pulmonary artery to the aorta, bypassing the lungs. Once the ductus closes (after birth) only a fibrous ligament remain... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Lipase A digestive enzyme that breaks down the fats in food. PRONUNCIATION: LI-pase.... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Liver enzymes Substances in the blood used to measure hepatic functions. In particular, ALT and AST levels are monitored to trend liver status after trauma.... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Logarithmic scale A tool to measure an exponential increase or decrease in a value. Both pH and earthquakes are measured on logarithmic scales. Small changes in a number reflect large changes in the item being measured... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Low titer group O whole blood (LTOWB) Unseparated whole blood collected from a type O donor with low antibody levels. This is the preferred blood for emergent whole blood transfusion.... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Low voltage ECG waveform A short, or low amplitude, QRS waveform on an electrocardiogram (ECG). In trauma, this finding is associated with pericardial tamponade.... L 3/06/2026
TCAR Education Programs, Stephen Von Weller Lower order explosion Explosives are categorized as high order explosives or low order explosives. High order explosives have a strong supersonic pressure wave, known as the blast wave or shock wave. Low order explosions h... L 3/06/2026
