The diaphragm is an accessory breathing muscle activated onl… Post author By Anonymous Post date August 13, 2024 Questions The diаphrаgm is аn accessоry breathing muscle activated оnly when increased breathing rate and depth are needed. Show Answer Hide Answer Related Posts:________Blank are specialized neurons that are…How far is the diaphragm pulled down during tidal breathing?Deep diaphragm breathing is ← Name the highlighted tubes at the arrows. → Contraction of the diaphragm decreases the size of the thora…