Write the full form of SA node.

1

Give typed explanation of all answers Discuss the prevalence and diagnosis of congenital heart defects. How common are they, and how are they detected? How common are congenital heart defects in relation to other types of birth defects? (Don’t need to know actual statistics) Define a cyanotic vs a cyanotic defect.   Explain how prenatal ultrasound, stethoscope examination, and pulse-oximetry are used to detect congenital heart defects. What type of information is obtained from each technique? Classify each of the disorders in #3 as cyanotic or cyanotic and predict which techniques would be used to first detect them. Why?

Define PQ interval