mmedical terminology Flashcards
Diastole
is the relaxed phase of the cardiac cycle when the chambers of the heart are re-filling with blood.
systole
when the heart chambers are contracting.
Atrial diastole
is the relaxing of the atria, and ventricular diastole the relaxing of the ventricles.
myocardial ischaemia or cardiac ischaemia
reduced blood flow in the coronary circulation through the coronary arteries.
Atherosclerosis
A condition where the arteries become narrowed and hardened due to buildup of plaque (fats) in the artery wall.
Occluded
abstruct
impending
an event regarded as threatening or significant
HR
hear rate
chronic condition
health condition or disease that is persistent or long-lasting
Precipitated
cause to happen suddenly
GTN spray
GTN spray quickly widens blood vessels, increasing the blood flow to the heart. Glyceryl trinitrate spray
Acute coronary syndrome
Any condition resulting from the sudden reduction of blood flow to the heart, which leads to shortness of breath and sudden chest pain. ACS
Nitroglycerin
also known as glyceryl trinitrate (GTN), is a vasodilator used for heart failure, high blood pressure (hypertension), anal fissures, painful periods, and to treat and prevent chest pain caused by decreased blood flow to the heart (angina) or due to the recreational use of cocaine.
Vasodilator
something that promotes the dilatation of blood vessels
ST-segment depression
finding on an electrocardiogram, wherein the trace in the ST segment is abnormally low below the baselinee
