CRAT Vocabulary

Angle of Louis

Below the suprasternal notch where the main part of the sternum and manubrium attached

Acetylcholine

A neurotransmitter that enables learning and memory and also triggers muscle contraction

Accessory conduction pathway

A tract which bypasses the AV node but inserts into the specialized conduction system

acute myocardial infarction

Heart attack acute obstruction of a coronary artery

acute coronary syndrome (ACS)

Range of conditions associated with sudden, reduced blood flow to the heart

Amplitude

The maximum absolute value attained by an electrical waveform

aberrant

When the electrical activation of the heart

Angina

chest pain

angioplasty

surgical repair of a blood vessel

action potential

the change in electrical potential associated with the passage of an impulse along the membrane of a muscle cell or nerve cell.