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40 Cards in this Set

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Autonomic Nervous System (ANS)

Portion of nervous system that regulates involuntary actions (ex HR, digestion, & peristalsis)

Leaflet

Flat, leaf-shaped structure that comprises the valves of the heart & prevents backflow

Lumen

Tubular space or channel within an organ or structure of the body; space within an artery, vein, intestine, or tube

Sphincter

Circular muscle found in tubular structure or hollow organ that constricts or dilates to regulate passage of substances through its opening

Vasoconstriction

Narrowing of the lumen of a blood vessel that limits blood flow, usually as a result of diseases, meds, or physiological processes

Vasodilation

Widening of the lumen of a blood vessel caused by the relaxing of the muscles of the vascular walls

Viscosity

State of being sticky or gummy

Aneurysmorrhaphy

Suture of an aneurysm (widened blood vessel)

Angioplasty

Surgical repair of a vessel

Vasculitis

Inflammation of blood vessels

Aortostenosis

Narrowing of the aorta

Arteriorrhexis

Rupture of an artery

Arteriolitis

Inflammation of an arteriole

Atriomegaly

Enlargement of the atrium

Atheroma

Tumor of fatty plaque

Coronary

Pertaining to the heart (vessels)

Electrocardiogram

Record of the electrical (impulses) of the heart

Embolectomy

Removal of an embolus

Hemangioma

Tumor of blood vessels

Myocardial

Pertaining to the heart muscle

Phlebectasis

Expansion of a vein

Venostasis

Standing still of (blood in) a vein (aka phlebostasis)

Arteriosclerosis

Abnormal condition of hardening of the artery

Septostomy

Forming an opening in a septum

Sphygmoid

Resembling a pulse

Stenotic

Pertaining to a narrowing or stricture

Thrombolysis

Destruction of a blood clot

Valvotomy

Incision of a valve

Valvuloplasty

Surgical repair of a valve

Vasography

Process of recording (an image of) a vessel

Ventricular

Pertaining to a ventricle (chamber of heart or brain)

Tachycardia

Rapid heart beat

Arteriogram

Record of an artery

Electrocardiograph

Instrument for recording electrical activity of the heart

Angiography

Process of recording (an image of) a vessel

Bradycardia

Slow heart beat

Endovascular

Pertaining to (the area) within a vessel

Extravascular

Pertaining to (the area) outside a vessel

Pericardial

Pertaining to the area around the heart

Transeptal

Across the septum