Abdominal breathing is a condition in which only the inferior half of the lungs can be seen expanding and contracting with each breath. Which of the following would cause abdominal breathing? Damage to the nerves that control the diaphragm
Damage to the nerves that control the rib muscles
Damage to the medulla oblongata
Damage to the respiratory center

I think the answer is damage to the medulla oblong at a i don’t kno

[A] Damage to the nerves that control the diaphragm.

State that- "Abdominal breathing is a condition in which inferior half of the lungs can be seen relaxing or contracting and expanding with the breath."

The diaphragm is a dome-shaped muscle, which separates our chest and abdomen. When we breathe in the diaphragm tightens, flattens and moves down, sucking air into the lungs. As the diaphragm moves down, it pushes the abdominal contents down, which forces the abdominal wall out.

Sex is determined by two chromosomes, X and Y. A female is XX, a male is XY. Since women completely lack the Y choromosome, they always contribute an X chromosome to the baby. The sex is determined by whether the sperm that fertilizes the egg is carrying another X or a Y.