| Term | Definition |
| arthrosclerosis | hardening of the arteries |
| The atrium collects blood from the pulmonary circuit and empties it into the _______________ | left ventricle |
| Your heart bumps about how many liters of blood? | 8000 |
| Systemic circuit | Transport blood to and from the rest of the body |
| CO2 | major waste brought by capillaries |
| The left atrium pumps blood into the___________ | pulmonary circuit |
| A typical _______ heart measures approximately _________ from the base of the apex | Adult hear measures 12.5cm(5in) |
| The heart is a ___________ chambered organ supplied by the ________, that pumps_________ oxygen-poor blood to the ________and _________to the rest of the body | The heart is a four chambered organ supplied by the coronary circulation, that pumps oxygen-poor blood to the lungs and oxygen-rich blood to the rest of the body |
| pulmonary | type circulation from lungs to heart and back |
| Capillaries are called | exchange vessels because their thin walls permit the exchange of nutrients, dissolved gases, and wastes between the blood and tissue |
| hypertension | high blood pressure |
| systemic | type circulation throughout the body |
| capillaries | smallest vessel; one cell thick |
| inferior pointed tip of the heart is the ____________ | Apex |
| Efferent Vessels | Carry blood away from the heart |
| The base to the apex reaches the fifth ________ space approximately _______to the left of the midline | intercostal space approximately 7.5cm (3in) |
| The right atrium passes the systemic circuit to the __________ | right ventricle |
| valves | prevents blood from flowing backwards; makes sound of the heart |
| The base sits ___________ to the _________ at the level of the third costal cartilage centered ________1.2cm(0.5in) to the left side | posterior to the sternum
centered 1.2cm(0.5in) |
| The heart has how many muscular chambers? | four |
| veins/afferent vessels | carry blood back to the heart |
| arteries | carries blood away from the heart; largest |
| _________and______are connected to the superior end of the heart at it base | veins and arteries |
| vascular | |
| The heart is located near the _________chest wall, directly _______
to the sternum | The heart is located near the anterior chest wall, directly posterior to the sternum |
| stroke | clogged or broken vessel in brain |
| Each circuit begins and ends at the heart and contains _________ | arteries, capillaries, and veins |
| cardio | heart |
| The left ventricle pumps blood into the __________ | vessels |
| heart attack | clogged or broken vessel in heart |
| The right atrium receives blood from the ________ | systemic circuit |
| heart failure | heart cannot pump enough blood to meet body's needs |
