An Abnormal Opening Between the Pulmonary Artery and the Aorta

question 43

Multiple Choice

An abnormal opening between the pulmonary artery and the aorta, caused by failure of the fetal ductus arteriosus to close after birth, is

• A) PDA.
• B) tetralogy of Fallot.
• C) ASD.
• D) VSD.

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Definitions:

Fertilization

Fusion of two gametes to form a zygote; part of sexual reproduction.

Amniotic Fluid

The protective fluid contained within the amniotic sac that surrounds and cushions the fetus during pregnancy.

Mechanical Impacts

Physical interferences or forces that result in a change to an object's state or structure.

Seminiferous Tubules

In testes, tiny tubes where sperm form.