Circulation of blood Tamara Tolp Tamara Tolp Mentor: A. Žmegač Horvat Mentor: A. Žmegač Horvat.

Circulation of bloodCirculation of blood

Tamara TolpTamara Tolp Mentor: A. Žmegač HorvatMentor: A. Žmegač Horvat

CIRCULATORY SYSTEMCIRCULATORY SYSTEM

arteriesarteries arteriolesarterioles veinsveins venulesvenules capillariescapillaries heartheart

BLOODBLOOD

circulates through the bodycirculates through the body

carries nutrients (food) carries nutrients (food) ,,oxygen and oxygen and many other substancesmany other substances to all cells of to all cells of the bodythe body

carries away waste productscarries away waste products

wwithout access to the blood, cells and ithout access to the blood, cells and body tissues diebody tissues die

CIRCULATION OF BLOODCIRCULATION OF BLOOD

Pulmonary Pulmonary ccircuirculationlation

heart - lungheart - lung

Systemic CircSystemic Circulationulation

heart – tissue capillariesheart – tissue capillaries

PULMONARY PULMONARY CIRCULATIONCIRCULATION

oxygen-poor oxygen-poor bloodblood

enters heart from enters heart from the body and goes the body and goes to lungsto lungs

pulmonary arterypulmonary artery

carries blood carries blood deficient in deficient in oxygenoxygen

PULMONARY PULMONARY CIRCULATIONCIRCULATION

lung capillarieslung capillaries blood absorbs blood absorbs

oxygen and loses oxygen and loses carbon dioxidecarbon dioxide

oxygen-rich bloodoxygen-rich blood

pulmonary veinspulmonary veins carry oxygen-rich carry oxygen-rich

bloodblood

SYSTEMIC CIRCULATIONSYSTEMIC CIRCULATION

ooxyxygen-richgen-rich blood blood returns to the heartreturns to the heart throughthrough pulmonary pulmonary veinsveins

left ventricle left ventricle pushes the blood pushes the blood out through the out through the main artery, the main artery, the aortaaorta

SYSTEMIC CIRCULATIONSYSTEMIC CIRCULATION

the aorta divides the aorta divides into numerous into numerous branches called branches called arteriesarteries

arterioles – tissue arterioles – tissue capillariescapillaries

SYSTEMIC CIRCULATIONSYSTEMIC CIRCULATION

tissue capillariestissue capillaries near the body cellsnear the body cells

blood blood delivers delivers oxygen and picks oxygen and picks up carbon dioxideup carbon dioxide

SYSTEMIC CIRCULATIONSYSTEMIC CIRCULATION

venules, veinsvenules, veins return the blood to return the blood to

the right side of the the right side of the heartheart

oxygen-poor bloodoxygen-poor blood

CAUSES OF IMPAIRED CAUSES OF IMPAIRED BLOOD CIRCULATIONBLOOD CIRCULATION

iimpaired or poor mpaired or poor blood circulationblood circulation

result of age, result of age, lifestyle or diseaselifestyle or disease, , aaccumulation of ccumulation of freefree radicals radicals

CAUSES OF IMPAIRED CAUSES OF IMPAIRED BLOOD CIRCULATIONBLOOD CIRCULATION

llack of oxygen reduces the energy level in ack of oxygen reduces the energy level in cells and waste products accumulate in both cells and waste products accumulate in both

muscles and connective tissuemuscles and connective tissue

ppain and other illness may occur in several ain and other illness may occur in several

places in the bodyplaces in the body

SIGNSIGNS OF IMPAIRED BLOOD S OF IMPAIRED BLOOD CIRCULATIONCIRCULATION

ppain while walking ain while walking mmuscle uscle ccramps (common at night) ramps (common at night) ccold hands and feet old hands and feet rrestless legs estless legs sswollen legs and feet wollen legs and feet sslow healing of injuries/ woundslow healing of injuries/ wounds myocardial infarction (heart attack)myocardial infarction (heart attack) stroke stroke

MEASUREMENTMEASUREMENT OF BLOODOF BLOOD CIRCULATIONCIRCULATION

eeven when the ven when the blood pressure is blood pressure is normal, blood normal, blood circulation may be circulation may be seriously impaired!seriously impaired!

aawareness of the wareness of the causes and effects causes and effects of poor blood of poor blood circulation is very circulation is very importantimportant