THE CIRCULATORY SYSTEM

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THE CIRCULATORY SYSTEM

ARTERIES

BRANCH INTO ARTERIOLES

HAS A PULSE

THICK/MUSCULAR

TYPES OF CIRCULATION

PULMONARY, CORONARY AND SYSTEMIC

SYSTEMIC: HEART AND BODY

CORONARY: SUPPLIES BLOOD TO THE HEART TISSUE

PULMONARY: HEART AND LUNGS

CAPILLARIES

EXCHANGE GASES

ONLY ONE CELL THICK!!!!

THE HEART

VENA CAVA IS THE LARGEST VEIN

PULMONARY VEIN TAKES BLOOD FROM THE LUNGS TO THE HEART

PULMONARY ARTERY TAKE BLOOD FROM THE HEART TO THE LUNGS

AORTA TAKES BLOOD FROM THE HEART AND SPREADS IT THROUGHOUT THE BODY

MADE OF CARDIAC MUSCLE

SEPTUM SEPERATES THE RIGHT AND LEFT SIDES OF THE HART PREVENTING BLOOD FROM MIXING

LEFT SIDE GETS OXYGENATED BLOOD FROM THE BODY

RIGHT SIDE GETS DEOXYGENATED BLOOD FROM THE BODY

VENTRICLES

LEFT VENTRICLE SENDS OXYGENATED BLOOD TO THE LUNGS

RIGHT VENTRICLE SENDS DEOXYGENATED BLOOD TO THE LUNGS

BLOOD

TYPES OF BLOOD

TYPE O

UNIVERSAL DONOR

TYPE AB

UNIVERSAL RECIPIENT

TYPE B

TYPE A

WHITE BLOOD CELLS(WBCS)

RED BLOD CELLS(RBCS)

LIVE FOR ABOUT 3 OR 4 MONTHS

MADE IN BONE MARROW

PLASMA(LIQUID)

VEINS

MUSCLE CONTRACTIONS MOVE BLOOD TO THE HEART

BRANCH INTO VENULES

THIN AND HAS LESS MUSCLE THAN A ARTERIES