Skeletal Muscle Essential in the Breathing Process
This page is the CodyCross answer for the clue below from Earth, Group 3, Puzzle 4.
Question
Skeletal Muscle Essential in the Breathing Process
Answer
DIAPHRAGM
Word Meaning:
DIAPHRAGM — (anatomy) In mammals, a sheet of muscle separating the thorax from the abdomen, contracted and relaxed in respiration to draw air into and expel air from the lungs.
Definitions from Wiktionary.