Cardiovascular
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Name the two circulatory circuits of the cardiovascular system | system and pulmonary
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| Right side of the heart recieves what type of blood? | CO2
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| Left side of heart- what kind of blood? | O2
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| CO2 blood from below the heart returns via the? | Inferior vena cava
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| CO2 blood from above the heart returns via? | Superior vena cava
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| CO2 blood from the myocardium returns via? | coronary sinus.
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| Where will CO2 in the blood be given off and O2 picked up by the blood? | lungs
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| _____ ______ brings O2 blood back to the heart | pulmonary veins
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| ____ _______ take CO2 away from the heart to the lungs | pulmonary arterys
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| O2 blood is taken out of the heart and out to the body's tissue via the? | Aorta
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| general size of heart? | clench fist
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| Describe location of heart? | 1. posterior sternum2. medial lungs3. lies upon diaphram
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| 3 walls of the heart? | 1. epicardium2. myocardium3. endocardium
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| inner wall of the heart? | endocardium
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| outer wall of the heart? | epicardium
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| middle muscle layer of the heart? | myocardium
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| four heart valves? | 1. Left A-V Valve2. Right A-V Valve3.Pulmonary valve4. Aortic Valve
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| Which two heart valves open when the heart is filling (at rest)? | Left and Right A-V Valve
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| Which two heart valves are open when the heart is contracting (emptying)? | Pulmonary and Aortic
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| Which two heart valves are closed when the heart is filling ( at rest)? | Pulmonary and Aortic (2nd beat)
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| Which two heart valves are closed when the heart is contracting (emptying)? | Left and Right A-V vale (1st beat)
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| the ____ _____ controls the blood flow from the left ventricle to aorta | Aortic valve
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| ____ ____ controls the blood flow from the left atrium to left ventricle | left A-V valve
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| ____ ____ controls the blood from the right atrium to right ventricle | right A-V valve
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| ____ ____ controls the blood flow from the right ventricle to the pulmonary artery | pulmonary valve
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| 6 corornary arteries | 1. right corornary artery2. left corornary artery3. Posterior interventricular artery4. Marginal5. Circumflex6. Anterior interventricular artery
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| what is ment by systole? | beating heart
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| diastole | heart is at rest
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| Heart sounds | Lubb- 1st heart soundDupp- 2nd heart sound
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| heart murmur? | abnormal heart beat; valve timing is off. dont close at the same time.
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| ____ ____ is the "pacemaker" of the heart | SA node
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| ____ ____ conducts the impulse to the ventricles of the heart | AV node
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| electrocardium | conducts electrical changes in heart
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| What occurs at each wave | P and QRS- depolarizationT- repoloarization
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| two types of muscle fibers found in the myocardium | 1. atrial syncytium2. ventricular syncytium
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| LA, RA, LV, RV, Pul art, Pul veins, Inf VC, Sup VC, Aorta, left AV, Right AV, Aoric valve, Pulm Valve |
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Created by:
Mollie28
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