Exam (elaborations)
CRAT Exam Questions and Answers (Latest Update 2024)
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CRAT Exam Questions and Answers (Latest Update 2024)
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CRAT Exam Questions and Answers(Latest Update 2024)
Pericardium - Correct Answer ✅ Outer protective double-
layered sac surrounding the heart.
Epicardium - Correct Answer ✅ Thin outermost layer of the
heart, contains coronary arteries.
Myocardium - Correct Answer ✅ Middle muscular layer of
the heart, contains electrical system.
Endocardium - Correct Answer ✅ Inner most layer of the
heart, lines chambers and valves.
Blood flow through the heart - Correct Answer ✅ Venules --
> Veins --> Superior/Inferior VC --> Rt atria --> Tricuspid
Valve --> Rt ventricle --> Pulmonary valve --> Pulmonary
Artery --> Lungs --> Pulmonary Veins --> Lt atria -->
Bicuspid/Mitral valve --> Lt ventricle --> Aortic Valve -->
Aorta --> Arteries --> Arterioles --> Capillaries --> Body
Deoxygenated blood(left side of heart) - Correct Answer ✅
Venules --> Veins --> Superior/Inferior VC --> Rt atria -->
, CRAT Exam Questions and Answers
(Latest Update 2024)
Tricuspid Valve --> Rt ventricle --> Pulmonary valve -->
Pulmonary Artery
Oxygenated blood(right side of heart) - Correct Answer ✅
Pulmonary Veins --> Lt atria --> Bicuspid/Mitral valve --> Lt
ventricle --> Aortic Valve --> Aorta --> Arteries --> Arterioles
--> Capillaries
Atrioventricular Valves(diastole) - Correct Answer ✅ Valves
between the atria and ventricles. Tricuspid, Bicuspid/Mitral.
Regulates blood flow IN the heart.
Semilunar Valves(systole) - Correct Answer ✅ Pulmonary
and Aortic valves separates Ventricles from corresponding
artery. Regulates blood flow OUT of the heart.
sinoatrial node (SA node) - Correct Answer ✅ Primary
pacemaker, 60-100bpm intrinsic rate
atrioventricular node (AV) node - Correct Answer ✅ 2nd
pacemaker, 40-60bpm intrinsic rate
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