Term
Dorsal myocardium needs to break down |
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Definition
It breaks down to create a tube that will fold and form a 4 chambered heart. |
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Term
What functions does he transverse pericardial sinus have |
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Definition
Permit heart looping during development. Allows expansion of great vessels |
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Term
What happened when the Celia don't function during formation |
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Definition
Primary culinary dyskinesis can lead to dextrocardia where the heart faces the wrong way |
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Term
When does atrial septation and ventricle septation occur? |
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Definition
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Term
The vitelline veins develop into what? |
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Definition
Capillary beds inside the liver |
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Term
What does the left and right umbilical vein form? |
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Definition
falciform ligament on the right and the left dissapears |
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Term
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Definition
The atrium made up of the right horn of venus sinus making Cristal terminals. |
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Term
What do the pulmonary veins get incorporated into? |
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Definition
Smooth part of left atrium |
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Term
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Definition
contribute to he a/v septa, aorticopulmonary septum, Av nodes. The septum intermedium forms walls from the cushions |
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Term
All the venous blood goes through the |
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Definition
foramen oval, or ductus arteriosus |
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Term
As septum gowns down from the atrial wall it forms |
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Definition
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Term
The second opening in the atrium that forms via apoptosis is |
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Definition
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Term
What covers ostium secondum |
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Definition
Septum secundum comes down as two arcs |
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Term
What are the two parts of the ventricular septum |
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Definition
Muscular and membranous. Muscular grows by myoblast proliferation. |
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Term
The septum must align with what? |
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Definition
The trounces arteriousus so that it can form aorta + pulmonary trunks |
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Term
The septum has to do a 180 turn or what happens |
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Definition
The blood will got from the right ventricle to the aorta and from left ventricle to the lungs |
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Term
What is persistent truncus arteriousus |
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Definition
When the septum doesn't form |
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Term
Transposition of the great vessels |
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Definition
This is when the septum doen't spiral |
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Term
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Definition
Anterior displacement of the septum which causes misalignment of aorticopulmonary & jmembranous IV septum -overriding aorta leading to venous arterial mixing. Hypertrophy happens on the right side |
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