Development of the Heart Quiz

What is produced when the endocardial tubes fuse together around week five of fetal development?

A tube-like heart

What is the name for the area near the head of the embryo where the heart first beings to function?

Cardiogenic area

Between the sixth and seventh weeks of pregnancy, the heart twists into an S-shape. What does the S-shape ultimately form?

Four chambers of the heart and the large vessels that transport blood from the heart

When is a fetal heart considered fully formed?

Nine weeks

Which supplies oxygen to the developing fetus?

Placenta

Which connects the fetal umbilicus to the fetal surface of the placenta?

Umbilical cord

Which carries oxygen and nutrient-rich blood from the placenta to the fetus?

Umbilical vein

During what week of fetal heart development does the heart start pumping?

Week 4