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Ap2 Heart Exam With Complete Solutions And Correct Answers Latest Version
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Ap2 Heart Exam With Complete Solutions And Correct Answers Latest Version
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Ap2 Heart Exam With Complete SolutionsAnd Correct Answers Latest Version
coverings of the heart Answer: pericardium
structure of the pericardium Answer: -superficial fibrous pericardium
-deep 2 layer serous pericardium (parietal and visceral pericadium aka epicardium) - fluid filled cavity
function of pericardium Answer: -protects and anchors the heart
-prevents overfilling of the heart with blood
-allows for the heart to work in relatively friction free environment
epicardium Answer: visceral layer of the serous pericardium
myocardium Answer: cardiac muscle layer forming the bulk of the heart
fibrous skeleton of the heart Answer: crisscrossing, interlacing layer of connective tissue
endocardium Answer: endothelial layer of the inner myocardial surface
vessels that carry blood to the heart Answer: superior and inferior vena cava
L and R pulmonary veins
vessels that carry blood away from the heart Answer: aorta
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, pulmonary trunk
4 chambers of the heart Answer: atria (L/R)
ventricles (L/R)
4 heart valves Answer: atrioventricular
semilunar
receiving chambers of the heart Answer: atria
each _____ has a protruding auricle Answer: atrium
what marks atrial walls? Answer: pectinate muscles
blood enters right atria from...? Answer: superior and inferior vena cava and coronary sinus
blood enters left atria from....? Answer: pulmonary veins
ventricles are the....? Answer: discharging chambers of the heart (they "get blood off the chest")
papillary muscles and trabeculae carneae muscles mark _________. Answer: ventricular walls
right ventricle pumps blood into the __________. Answer: pulmonary trunk (to the lungs, which is a
smaller distance)
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