Ch. 5 Cardiovascular System

Study of the Heart

Cardiology

3 layers of the heart

1. myocardium

2. Endocardium

3. Epicardium

Pacemaker of the Heart

Sinoatrial node (SA node)

carries blood away from heart

Arteries

carries blood to the heart

veins

4 heart valves

tricuspid, Aortic, mitral (bicuspid), Pulmonary

receiving chambers

atrium

pumping chambers

Ventricles

what carries blood to and from lungs

Pulmonary circulation

pointed tip of the heart

Apex

divides heart into left and right

Septum

contraction phase of heart

systole

relaxation phase of heart

diastole

The heart

cardiac/ coronary

A blood vessel

vascular

An artery

arterial

A vein

venous

The heart muscle

myocardial

An atrium

atrial

A valve

valvular

arrhythmia

irregular heartbeat

Thrombus

clot in blood vessel

bradycardia

slow heart rate

murmur

an extra heart sound

phlebitis

inflammation of the vein

hypotension

low blood pressure

varicose vein

swollen, distended veins

tetralogy of Fallot

serious congenital anomaly

valve prolapse

cusps are too loose

plaque

fatty deposit in artery

AED

Automated external defibrillator

mmHg

millimeters of mercury

ICU

intensive care unit

DVT

Deep vein thrombosis

ECG, EKG

Electrocardiogram

CHF

Congestive Heart Failure

BP

Blood pressure

CAD

Coronary Artery Disease

HTN

hypertension

pertaining to the heart

cardiac

disease of the heart muscle

cardiomyopathy

enlargement of the heart

cardiomegaly

Fast heart condition

tachycardia

slow heart condition

bradycardia

Record of heart electricity

Electrocardiogram

Vessel narrowing

Angiostenosis

Vessel inflammation

angiitis

Involuntary muscle contraction of a vessel

angiospasm

Pertaining to an artery

Arterial

hardening of an artery

Arteriosclerosis

small artery

arteriole

Inflammation of the inner lining of the heart

endocarditis

inflammation of the outer lining of the heart

Epicarditis

inflammation of the muscle of the heart

myocarditis