sathyasai baba Full Member 7+ Year Member Joined Dec 24, 2013 Messages 33 Reaction score 0 Points 4,581 Medical Student Oct 24, 2014 #1 Advertisement - Members don't see this ad HOW PURSED LIP BREATHING CREATES BACK PRESSURE
igcgnerd Hawkeye 15+ Year Member Joined Apr 3, 2006 Messages 520 Reaction score 26 Points 4,746 Location CA Medical Student Oct 24, 2014 #2 Simple fluid dynamics. Narrow the lumen and you increase pressure. Remember the r^4 rule. Upvote 0 Downvote
S SBR249 Full Member 10+ Year Member Joined Mar 23, 2009 Messages 777 Reaction score 196 Points 4,651 MD/PhD Student Oct 24, 2014 #3 Ever tried pinching the mouth of a garden hose? The water spewing out goes much farther = increased pressure. Upvote 0 Downvote
Ever tried pinching the mouth of a garden hose? The water spewing out goes much farther = increased pressure.