Which Singular Congenital Defect Involves Failure of Closure of the Connection

question 25

Multiple Choice

Which singular congenital defect involves failure of closure of the connection between the pulmonary artery and aorta?

• A) atrial septal defect
• B) ventriculo septal defect
• C) patent ductus arteriosus
• D) tetralogy of Fallot

---

Definitions:

Poisson Distribution

A probability distribution that measures the probability of a given number of events happening in a fixed interval of time or space.

Unsafe Levels

Conditions or thresholds that exceed the accepted or legal safety limits, posing risks to health or safety.

Radioactivity

The spontaneous emission of radiation from the nucleus of an unstable atom as it changes to a more stable form.

Poisson Distribution

A probability distribution that expresses the probability of a given number of events occurring in a fixed interval of time or space.