A&P 2
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| Pericardial fluid is serous. It allows the heart to beat without friction in the p. sac. true or false | show 🗑
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| The right and left ventricles are seperated by the interventricular septum. true or false | show 🗑
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| show | false
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| show | tue
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| show | false
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| show | true
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| During ventricle contraction, all valves attached to the heart skeleton close. true or false | show 🗑
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| show | true
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| show | false
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| Artial pressure is greatest with relaxation in ventricles and contraction in artia. true or false | show 🗑
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| At the onset of ventricle contraction, the pressure (P) in them exceeds artial. true or false | show 🗑
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| A heart murmur is head when the valves do not close sufficiently. true or false | show 🗑
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| A functional syncytium occurs of a cardic muscle cell is when one cardiac muscle cell causes the surrounding one to inhibit their beat. true or false | show 🗑
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| show | false
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| show | false
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| show | false
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| Either hyperkalemia or hypokalemia could cause an irregular heart rhythm. true or false | show 🗑
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| show | true
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| show | visceral pericadium (epicardium)
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| show | endocardium
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| The bicupsid vavle _________. | show 🗑
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| show | left ventricle; systemic circuit
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| Freshly oxygenated blood enters the heart through the ______, and is pumped out the _______. | show 🗑
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| Someone suffering a heart attack in his anterior lower right ventricle probably had a blockage in which coronary artery? | show 🗑
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| show | when ventricular pressure exceeds that of the atria
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| show | junctional fibers leading into the AV node have very small diameters
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| What does the QRS wave on the ECG indicate? | show 🗑
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| The inability of the left ventricle to pump blood adequately to the body's cells indicative of ______. | show 🗑
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| show | Marfan syndrome
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| Which membrane is closest to the heart muscle? | show 🗑
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| How many openings are there in the right atrium? | show 🗑
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| The ______ valve lies between the right atrium and right ventricle. | show 🗑
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| The pulmonary semilunar valve prevents a back-flow of blood into the _______. | show 🗑
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| show | left ventricle
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| Which structure contains the lowest amount of oxygen? | show 🗑
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| Cardiac output can be determined by the following formula. | show 🗑
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| The first heart sound caused by closure of the ______ valves. | show 🗑
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| The last in the cardic conduction sequence is the _______. | show 🗑
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| The electrical initiation of a heartbeat begins in the _______ chamber wall. | show 🗑
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| The central cardiac control region is in the _______ of the brain. | show 🗑
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| show | ventricular repolarization
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| Where is the heart specifically located? | show 🗑
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| The apical heartbeat in an average adult is best heard at the level of the _______. | show 🗑
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| What is a prominent symptom of pericarditit? | show 🗑
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| Mitral valve prolaspe is a condition, which causes blood to back flow into the ______. | show 🗑
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| Which term indicates that tissue in the heart has died? | show 🗑
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| When does blood flow into the coronary arteries? | show 🗑
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| show | 70
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| For one complete cycle of blood flow through the heart one should listen to how many heasounds that are due to the valves opening and closing? | show 🗑
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| show | tricupsid valve
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| Which fiber system is the first to depolarize in a cardiac cycle? | show 🗑
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| Which chamber of the heart contains the natural in situ pacemaker? | show 🗑
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| The cardiac reflex control centers are located within the _______. | show 🗑
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| show | P-Q interval
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| show | tunica media
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| High HDL (______) indicates less chance for plaque formation because it carries ______. | show 🗑
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| show | VLDL
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| show | lower nitrous oxide household of the epithelial cells in the tunica inima
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