CARDIOVASCULAR A&P

J.J.NELSON RN,CMA

The Human Heart

HEART LOCATION

Thoracic cavity

In Mediastinum

Between? Anterior to ? Posterior to ? Above the ? Apex

location?

PERICARDIUM

• Double layered sac

• Epicardium

• Fibrous (Parietal Pericardium

Myocardium

Endocardium

Fossa Ovalis

VALVES• AV valves• Tricuspid• Bicuspid (Mitral)Semilunar Valves•Pulmonary•Aortic• Chordae

Tendineae•Papillary

Muscle

HEART

ARTERY

ARTERIOLE

CAPILLARY

VENULE

VEIN

BLOOD VESSELS

PATHWAY OF BLOOD

http://www.nhlbi.nih.gov/health/dci/Diseases/hhw/hhw_pumping.html

Trace a Drop of Blood:

CORONARY CIRCULATION

The coronary arteries are the first branch from the aorta. Notice the coronary veins deliver blood to the right atrium

RENAL CIRCULATION

HEPATIC (PORTAL) CIRCULATION

Heart conduction

http://www.nhlbi.nih.gov/health/dci/Diseases/hhw/hhw_electrical.html

WHAT IS? SYSTOLE? DIASTOLE? LUBB? DUBB? BRADYCARDIA?

TACHYCARDIA? ISCHEMIA? VENTICULAR

FIBRILLATION?

ARTERY

ARTERY-----AORTA

AORTIC BRANCHES

ARTERIES OF THE BODY

CAPILLARIES

CAPILLARIES

VEINS

Artery structure http://www.tutorvista.com/biology/arteries-

veins-capillaries

VEINS OF THE BODY

The Great Saphenous Vein http://academic.amc.edu/martino/

grossanatomy/site/Medical/Lab%20Manual/musculoskeletal/LE%20Dissections/Anterior%20Thigh/Anterior%20Thigh10.htm

BLOOD COMPOSITION

RED BLOOD CELLS

WHITE BLOOD CELLS

Multiple rod-shaped bacteria between white blood cells of patient with urinary tract infection [

TYPES OF WBC’S

THROMBOCYTES (PLATELETS)

MI http://www.webmd.com/heart-disease/

slideshow-visual-guide-to-heart-disease