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20 Cards in this Set

  • Front
  • Back
Heart and connective tissue are derived from ____
mesoderm
Messenchyme is fromed from the _____
mesoderm
What is messenchyme?
Undifferetauted embryonic CT
What forms fetal RBCs?
Angiogenic cell clusters
Primitive Is a simple dilation of CV system with _____ in wall
cardiac
Describe primitive heart
No atricular or ventriculart separation
ATria are divided by
a flap like curtain of tissue that serves as a one way valve
Atrial separation is not completed until ____
after birth
Ventiricular separation is completed ____
well before birth
The majority of cardiac defects are _____
multifactorial
What may cause CV defects
rubella virus, tahlidomide, isorentinoin (in over the counter acne medications), alcohol
What maternal conditions are associated with CV defects:?
Insulin -dependent diabetes mellitus, hypertension
100% of children with _____ will have heart defects
Edwards'
____ abdnormalities are linked to CV defects
chromosomal
What is Edwards' syndrome?
Trisomy 18
What is the most common cardiac deficit?
Ventricular septal defects
What dies ventricuylar membraneous septum involve?
membraneous portion of IVS
What is Tetralogy of Fallot?
Abnormal conditioning of truncus artteriosus and conus cordis
Symptims of TF
inadequate pulmonary blood flow, cyanotic, easily fatugued, listless, digital clubbing, poor peripheral perfusion
Four features of the tetralogy
Pulmonary artery stenosis (Narrowing), VSD, overiding aorta, right ventricular hyoertrophy