ch5 videos

angi/o

blood vessel

vas/o

blood vessel

vascul/o

blood vessel

ather/o

plaque, fatty substance

arterio

artery

necro

death

ischio

hold back

thromb

clot

valvulo

valve

corono

heart

cardio cardo

heart

stenosis

narrowing

sclerosis

hardening

emia

blood conditiona

algia

pain

plasty

surginal repair

megaly

enlargement

pathy

diseaseo

osis

abdonormal condiiton

trans

across, through

inter

between

intra

within

tachy

rapid

brady

slow

arteries

carry blood away from heart

aorta

largest vein

arterioles

thinner, carry tiny blood vessels capillaries

veins

blood back to heart

capillaries

exchange sites for oxygen and nutrients

heart

pumps blood

heart location

thoracic cavity between lungs, mediastinum

endocardium

membrane lining heart interior

myocardium

heart muscle

epicardium

outermost

pericardium sac

surrounding the heart, filled with fluid

interatrial septum

separates both atriums

superior/inferior venae cavae return oxygen poor blood through

right atrium

right ventricle pumps blood out to the

pulmonary semilunar valve into pulmanery arteries

The left atrium receives oxygen-rich blood from lungs through

four pulmary veins

left ventricular pumps out

to aortic semilunar valve all parts of body except lungs

contraction

systole

relaxation

diastole

-cardia

pulse rate

SA

posterior wall right atrium, basic rhythm of heartbeat

AV

trasmits electrical impluse to bundle of hisi

bundle of his

carry impulses both ventricles to contract