Heart Development + Congenital Heart Diseases Flashcards
In what germ layer does the heart originate from?
Mesoderm
Where are inducers released from?
Endoderm
Where are inhibitors released from?
Mesoderm + ectoderm
What is the cariogenic field?
Where the heart will begin to form
What is vasculogenesis?
Formation of vascular network by angiogenesis
Fusion of endocardial tubes forms what?
Primitive heart tube
What do these structures form into? Truncus arteriosus Bulbous cordis Primitive ventricle Primitive atrium Sinus venosus
Aorta + pulmonary artery Right ventricle Left ventricle Front parts of left + right atria Posterior part of right atrium, SA node + coronary sinus
What day of gestation does heart development start?
Day 20
What is formed to allow blood to be shunted from the right atrium to the left atrium?
Oval foramen
What does osmium mean?
Opening/gap
What is the ductus arteriosus?
Blood vessel connecting trunk of pulmonary artery to descending aorta?
What does the heart have if one has septal defects?
Hole in heart
What symptoms/problems are involved in the Tetralogy of Fallot?
Ventricular septal defect
Pulmonary valve stenosis
Right ventricular hypertrophy
Overriding aorta
What is the symptom of transposition of the greater arteries?
Cyanosis
What are the symptoms of coarctation of the aorta?
Dizziness/fainting Breathlessness Pounding headache Chest pain Nosebleeds
