Powerpoint.ppt Heart

Melissa Register

Melissa Haines

Tina Huge

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WelcomeWelcome

Health Education and Behavior Seniors !Health Education and Behavior Seniors !

(~ age 20)(~ age 20)

Group 7Group 7

Chapter 17Chapter 17

Care and Problems of the Circulatory SystemCare and Problems of the Circulatory System

Keeping You Away From Keeping You Away From

The Cardiovascular The Cardiovascular SurgeonSurgeon

CVD is No. 1 killer in the US

1 death every 33 seconds is from CVD

2,600 Americans die of CVD each day

CVD kills more each year than the next five causes of death COMBINED

Almost 150,000 Americans killed by CVD each year are under age 65

Is a muscle about the size of your fist

Weighs about one pound

Is behind and just to the left of the breastbone

Pumps about 5 quarts of blood every minute

The Functions of the Heart

Pumps blood through the lungs to remove CO2 and refresh blood with oxygen

Pumps blood through the body to

• provide oxygen and nutrients • remove waste products

The PumpingThe Pumping HeartHeart

Blood SupplyBlood Supply

The coronary arteries are the blood vessels that supply blood and oxygen to the heart

muscle.

Unhealthy Hearts

Common TermsCommon Terms

1. Atherosclerosis, Arteriosclerosis-Thickening/hardening of the

arteries

2. Cardiovascular Disease, Heart Disease, Coronary Artery Disease

-Common terms for heart disease

Common TermsCommon Terms

3. Myocardial Infarction, MI -Synonyms for “heart attack”

4. Asystole

…Death

Risk FactorsRisk Factors

UncontrollableUncontrollable

Age Sex Heredity Race

Risk FactorsRisk Factors

ControllableControllable

High blood pressure

High blood cholesterol

Smoking

Sedentary lifestyle

Risk FactorsRisk Factors

Overweight? Waist size >40 for menWaist size >35 for

women

Anger and stress

Diabetes: at least 30%

Black SlideBlack Slide

Don’t smoke Control your blood pressure Exercise regularly Maintain a healthy weight Eat a heart-healthy diet Manage stress Get regular checkups Check your cholesterol

CholesterolCholesterol

HHeart eart HHealthy ealthy HHDLDL

LDL <125LDL <125

occurs in almost any artery in the body

BUT

When coronary arteries become blocked:

circulation decreases, which includes circulation to the heart muscle itself

cardiac muscle begins to fail

“The coronary arteries are the size of drinking straws and carry about 130 gallons of blood through the heart daily” (Clark, 119.)

Blood Supply to the Blood Supply to the HeartHeart

Atherosclerosis

How Does it All Fit How Does it All Fit Together?Together?

Coronary Artery DiseaseCoronary Artery Disease

The most common and serious effect of agingThe most common and serious effect of aging

Fatty deposits build up, narrowing the Fatty deposits build up, narrowing the passageway for blood passageway for blood

Atherosclerosis often leads to blockage of the Atherosclerosis often leads to blockage of the coronary arteriescoronary arteries

Heart attackHeart attack

Signs and SymptomsSigns and Symptoms

None: None: Silent IschemiaSilent Ischemia

Angina Pectoris: Angina Pectoris: pain in pain in chest, jaw or shoulderchest, jaw or shoulder

Shortness of breath: Shortness of breath: sign sign of CHF, also swollen of CHF, also swollen extremitiesextremities

Heart attack: Heart attack: coronary coronary artery becomes blocked and artery becomes blocked and part of the heart muscle diespart of the heart muscle dies

Signs & Symptoms

NoneChestPain

ShortnessOf Breath

HeartAttack

Screening and DiagnosisScreening and Diagnosis

StressTest

measures

measures

bloo

dbl

ood

supplysupply

to

to hh

eart

eart

CardiacCardiac CatheterizationCatheterization

spec

ific

spec

ific

showsshows

In a

rter

ies

In a

rter

ies

Narrowing Narrowing

Sites of

Sites of

EKG

meameassures

ures

elec

tric

alel

ectr

ical

impulse

impulse

Blood Tests

for cholesterol levels, kidney and thyroid function, presence of anemia.

Chest X-Ray

to show size of the heart, check for fluid around heart and lungs

Ejection Fraction (EF)

determines how well your heart pumps with each beat.

Sometimes possible to manage with Sometimes possible to manage with lifestyle changes and medicationlifestyle changes and medication

Severe cases may require a surgical Severe cases may require a surgical procedureprocedure

Video ClipVideo Clip

Don’t smoke Control your blood pressure Exercise regularly Maintain a healthy weight Eat a heart-healthy diet Manage stress Get regular checkups Check your cholesterol

Community ResourcesCommunity Resources

Your local hospitalYour local hospital

www.americanheart.orgwww.americanheart.org

www.mayoclinic.comwww.mayoclinic.com

ReferencesReferences

Clark, John Clark, John A Visual Guide to the Human Heart.A Visual Guide to the Human Heart. Retrieved from the Web February 1, 2006. Retrieved from the Web February 1, 2006. http://www.webmd.comhttp://www.webmd.com

DeBischopp, M. et al. (2002). DeBischopp, M. et al. (2002). An Overview of An Overview of Cardiovascular DiseaseCardiovascular Disease. Retrieved from the . Retrieved from the Web February 1, 2006. http://www. Web February 1, 2006. http://www. mayoclinic.com mayoclinic.com

Insel, P. (2002). Insel, P. (2002). Core Concepts in Health.Core Concepts in Health. Washington, DC: McGraw-Hill CompaniesWashington, DC: McGraw-Hill Companies

ReferencesReferences

Marieb, E. Marieb, E. Essentials of Human Anatomy & Essentials of Human Anatomy & Physiology.Physiology. Retrieved from the Web Retrieved from the Web February 1, 2006. February 1, 2006. http://www.azheart.comhttp://www.azheart.com

Thibodeau, G. (2003). Thibodeau, G. (2003). Anatomy and Anatomy and Physiology of the Heart.Physiology of the Heart. Retrieved from Retrieved from the Web February 1, 2006. the Web February 1, 2006. http://www.americanheart.orghttp://www.americanheart.org