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HEART LECTURE 226 Questions With Detailed Verified
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Q: The heart beats how many times a day?
Ans: 100,000 times
Q: fibrous pericardium
Ans: outer layer (dense CT)
Q: serous pericardium
Ans: parietal layer and visceral layer
Q: visceral pericardium is also called
Ans: epicardium
Q: myocardium
Ans: muscular, middle layer of the heart
Q: endocardium
Ans: Inner layer of the heart
Q: parietal means
,Ans: membrane that lines the cavity
Q: visceral means
Ans: lines external surface of organ
Q: heart is located
Ans: midline of the body just a little to the left, right behind the sternum
Q: atria are the:
Ans: filling/receiving chambers of the heart
Q: Each atrium has a protruding
Ans: auricle
Q: vena cavas are the largest
Ans: veins in the body
Q: pectinate muscles mark
Ans: atrial walls
Q: blood enters right atrium from
Ans: superior/inferior vena cava, coronary sinus
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, Q: blood enter left atrium from
Ans: pulmonary veins
Q: 70% of blood is dumped from the atria to the ventricles due to:
Ans: gravity AKA passive filling of ventricles
Q: pulmonary means from the
Ans: lungs
Q: systemic means
Ans: whole body
Q: papili means
Ans: nipple
Q: ventricles are the
Ans: pumping chambers
Q: papillary muscles and trabeculae carneae muscles mark
Ans: ventricular walls
Q: trabeculae carneae means
Ans: cross bar/muscle flesh
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