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The Majority of Right Atrial Filling Occurs During What Phase of Respiration? ✔Correct Answer-
Inspiration; Inspiration drops the pressure in the chest allowing an increase in flow from the Vena
Cavaa into the Right Atrium
Where is the Oblique Sinus ✔Correct Answer-Posterior to the Left Atrium
What is Normally the Largest Chamber in the Heart ✔Correct Answer-Left Ventricle
A muscular band that stretches from the ventricular septum to the right ventricular free wall near
the apex ✔Correct Answer-Moderator Band
The Endocardial Cushions form what cardiac structure? ✔Correct Answer-Septum Primum
Membranous Ventricular Septum
Atrioventricular Valves
Posteromedial Papillary Muscle is Supplied by What Coronary Artery ✔Correct Answer-Right
Coronary ARtery
Anterolateral Papillary Muscle is Supplied by What Coronary Artery? ✔Correct Answer-LAD / LCX
Three Major Hepatic Veins ✔Correct Answer-Right
Left
Mid
Duration of a Normal QRS Complex is ✔Correct Answer-< 12.0 msec
In a Normal Heart What all Empties into a Coronary Sinus ✔Correct Answer-Small Cardiac Vein
Middle Cardiac Vein
Great Cardiac Vein
What Should Not Empty into the Coronary Sinus ✔Correct Answer-SVC
Defined as a part of the Fetal Circulation that connects the Pulmonary Artery and the Descending
Aorta ✔Correct Answer-Ductus Arteriosus
Coronary Vessels Courses through the Anterior Intraventricular Groove? ✔Correct Answer-LAD
, Middle Coronary Artery Courses Through ✔Correct Answer-Posterior Interventricular Groove
The Left Circumflex Artery Courses Through ✔Correct Answer-Left Atrioventricular Groove
The Coronary Sinuses Courses Within ✔Correct Answer-Posterior Atrioventricular Groove
Basal Wall Segments of the LV ✔Correct Answer-Located between the Atrioventricular Groove
and the Tips of the Papillary Muscle
Mid Segments ✔Correct Answer-Segements that include the papillary muscle
Apical Segments ✔Correct Answer-Located between the base of the papillary muscle to the apex
The incisura portion of the aortic pressure wave occurs? ✔Correct Answer-Immediately after the
Aortic Valve Closes
At what point in the cardiac cycle is the left atrium at it's greatest dimension? ✔Correct Answer-
End Systole
Left Atrium fills with blood during? ✔Correct Answer-Ventricular systole
The S2 sound corresponds with? ✔Correct Answer-Semilunar Valve Closure
The basal area of the left ventricle refers to the left ventricle at the level of? ✔Correct Answer-
Mitral Valve
Normal Flow in the Coronary Arteries is? ✔Correct Answer-Early in Ventricular Diastole flow
moves into the Coronary Arteries
What portion of the Aorta is below the Diaphragm? ✔Correct Answer-Descending Abdominal
Aorta
The Pericardial Space around the heart is found between what two layers of the Cardiac Wall?
✔Correct Answer-Epicardium and Visceral Layer
The Epicardium is the? ✔Correct Answer-Visceral Layer
Blood flow volume changes in the body are mainly controlled by what two factors? ✔Correct
Answer-Cardiac Function and Peripheral Resistance
During the IVRT period, ✔Correct Answer-Ventricular Pressures Increases, Volumes doesn't
increse
Great vessel that connects to the right atrium and drains blood from the upper right extremities,
neck and head? ✔Correct Answer-Superior Vena Cava
The IVCR Period, Contraction occurs ✔Correct Answer-After the R Wave
During embryologic development of the heart, 6 pais of aortic arches from and atrophy and evolve
into different arches. Which one forms the Aortic Arch ✔Correct Answer-Fourth Left