When a neonate has PPHN, what structure(s) does the blood flow through to bypass the lungs?

1. Ductus venosus
2. Foramen ovale
3. Hypogastric arteries
4. Ductus arteriosus
a. 2
b. 1, 3
c. 2, 4
d. 1, 2, 4


C
During PPHN, blood will flow through the foramen ovale and ductus arteriosus to bypass the lungs. Fetal circulation involves blood passing through the foramen ovale, ductus arteriosus, ductus venosus, and hypogastric arteries. See Figure 31-3.

Health Professions

You might also like to view...

The EMT recognizes that for a trauma patient who is alert and oriented, he should obtain the history during what component of patient assessment?

A) Primary assessment B) Scene size-up C) Secondary assessment D) Reassessment

Health Professions

When a(n) ____________________ complements a root, it is placed at the beginning of the root.

Fill in the blank(s) with the appropriate word(s).

Health Professions

The lens transmits impulses to the brain from the eye.

Answer the following statement true (T) or false (F)

Health Professions

The purpose of emergency preparedness is to keep ________ safe.

A. everyone B. self C. visitors D. patients

Health Professions