Cardio Embryo- Part 1 Flashcards
Where are all the embryonic origins expect the cardiac septa and valves?
Mesoderm
What is the cardiac septa and valves origin?
Ectoderm
What is the one of the first functional systems to form in the embryo?
Cardio system
How is the embryo provided with O2 and nutrients?
Simple diffusion
What are the 2 stages of vessel development?
Vasculogenesis and Angiogenesis
Which part of vessel development has the function of:
Endothelial cell differentiation
Vasculogenesis
Which part of vessel development has the function of:
Formation of vessels from endothelial cells
Angiogenesis
What do these two regulate? PDGF and Tgf-beta
Angiogenesis
Where does cardiogenic plaque go to?
Cardiac tube
Which tube of cardiac development is growth and differentiation?
Cardiac tube
What are the endocardial cushions?
Septum intermedium
What forms the R and L chambers?
Septum intermedium
What formation divides the R and L ventricles?
Interventricular septum
What formation divides the R and L atria?
Interarterial septum
When does the foramen ovale close?
After birth
What is needed for blood flow to bypass lungs in an embryo?
Foramen ovale
What type of tissue is formed by mesenchymal tissue (neural crest cells)?
Valves
What are cavitations of myocardium (2 things)?
Papillary muscles
Chordae tendineae
What becomes a ligament= no loner patent/open?
Ductus arteriosus
What is it called when the ductus arteriosus remains patent/open?
Patent (persistent) Ductus Arteriosus (PDA)
What congenital defect results in the following:
Mixing of O2 and non O2 blood
Increased output
MURMUR
PDA
Which congenital defect results in the following?
Megaesophagus
Regurgitation
Persistent right aortic arch
What does stenosis mean?
Narrowing
Which congenital defect results in the following?
Right heart failure
Syncope, systolic murmur
Valvular stenosis
Which congenital defect results in the following?
Left ventricles dilation/hypertrophy
Systolic murmur
Aortic stenosis
Which congenital defect results in the following?
Stunted growth and exercise induced cyanosis
Tetralogy of fallot