What Vessel in the Fetus Connects the Pulmonary Trunk to the Aortic

question 35

Multiple Choice

What vessel in the fetus connects the pulmonary trunk to the aortic arch so that most of the blood bypasses the immature lungs?

• A) ductus venosus
• B) foramen ovale
• C) ductus arteriosus
• D) umbilical vein

---

Definitions:

Direction Of Difference

Refers to the predicted or observed direction of relationships or differences between variables in statistical analysis, indicating whether the effect is positive or negative.

Sign Test

A statistical procedure used for assessing whether paired observations have different median values, without assuming any specific data distribution.

Population Probability Distributions

Mathematical functions that provide the probabilities of occurrence of different possible outcomes for an entire population.

Count Data

Refers to data consisting of non-negative integer values that count occurrences of a particular event or condition.