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- 1. Multiple ChoiceWhich does not make up the circulatory system?heartbloodlungsblood vessels
- 2. Multiple ChoiceWhat chamber does blood first enter into the heart?Right AtriumLeft AtriumRight VentricleLeft Ventricle
- 3. Multiple ChoiceThis layer encloses the heartmyocardiumpericardiumendocardiumepicardium
- 4. Multiple ChoiceThe space between the layers of the pericardium that contains fluid to reduce frictionpericardial cavityepicardiumendocardiummyocardium
- 5. Multiple ChoiceOne complete heartbeatECGsystolediastolecardiac cycle
- 6. Multiple ChoiceThe name of the arteries that feed the heart musclecapillariescoronarychordae tendineaecoronary sinus
- 7. Multiple ChoiceThe inner layer in the wall of the heartendocardiummyocardiumepicardiumseptum
- 8. Multiple ChoiceThe fibrous chords that attach to the cusps of the valvesPurkinje fiberschordae tendineaepapillary musclescusps
- 9. Multiple ChoiceSA node is known by this name as it control the rate of the heartbeatAV nodePurkinje fibersSV nodepacemaker
- 10. Multiple ChoiceA recording of electrical changes that occur during the cardiac cycleblood pressure readingEKGQRS wavet Wave
- 11. Multiple ChoiceWhat is the aorta?a muscular tuberegulate blood flowa small veinthe main artery of the body
- 12. Multiple Choice
The two chambers of the heart which receive blood are known as the _________atriaventriclessystemicspulmonic - 13. Multiple ChoiceThe valves between the atria and ventricles are known as the ________ valves.atrioventricularaorticsemilunarpulmonary
- 14. Multiple ChoiceBlood leaves the right ventricle through the ___________.pulmonary arteryaortasuperior vena cavaright atrium
- 15. Multiple ChoicePulmonary circulation involves blood flow to and from the heart and the _______.bodydigestive organsbrainlungs
- 16. Multiple ChoiceWhat does letter D represent?aortaleft atriumleft ventricleright atrium
- 17. Multiple ChoiceWhat does letter B represent?aortasuperior vena cavainferior vena cavaright pulmonary artery
- 18. Multiple ChoiceBlood passes fromventricle to atriaaorta to pulmonary trunkatria to ventricleatria to atria
- 19. Multiple ChoiceWhat carries the oxygenated blood from the lungs to the left atrium of the heart?vena cavaaortapulmonary veinpulmonary artery
- 20. Multiple ChoiceWhat are the functions of the tricuspid and bicuspid valves?prevent blood from leaking back into he ventriclesprevent blood from leaking back into the atriaallow blood to flow into the atriaallow blood to leave the ventricles
- 21. Multiple ChoiceWhich of the following define diastole and systolesystole is the contraction of the heart and diastole is the relaxation of the heartdiastole is the contraction of the heart and systole is the relaxation of the heartdiastole and systole are both contractions of the heartdiastole and systole are both relaxation phases of the heart
- 22. Multiple ChoiceWhat is ECG?electrocardiograma tool that collects electrical changes in the heart musclewill detect any abnormal rhythm of the heartall of the above
- 23. Multiple ChoiceFreshly oxygenated blood is delivered to the _____________ and then it passes into the __________ to be pumped to the entire body.right ventricle; right atriumleft ventricle; left atriumleft atrium; left ventricleright atrium; right ventricle
- 24. Multiple ChoiceThe most muscular chamber of the heart is theleft ventricleleft atriumright atriumright ventricle
- 25. Multiple ChoiceThe role of the atrioventricular node (AV node) is toinitiate a sinus rhythmconduct impulses to the sinoatrial node (SA node)initiate ventricular depolarizationslow down impulses so that the atria can contract to fill the adjacent ventricles with blood
- 26. Multiple ChoiceThe P wave of an ECG representsatrial repolarizationatrial depolarizationventricular repolarizationventricular depolarization
- 27. Multiple ChoiceWhich part of the ECG corresponds to the repolarization of the ventricle?P waveQRS complexT wavenone of the above
- 28. Multiple ChoiceWhich valve separates the left atrium from the left ventricle?tricuspidmitralpulmonaryaortic
- 29. Multiple ChoiceThe name given to the study of the heart structure and functioncardiologyepidemiologyendocrinologybiology
- 30. Multiple ChoiceWhat is pulmonary circulation?Blood travelling to and from the lungsBlood travelling to and from the bodyA blood clot in the lungsThe vessel that brings blood to the lungs
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