Harmonica: The Parts of a Harmonica
Before you begin playing harmonica, it’s helpful to know its various parts and how they work together to produce sound. Diatonic harmonicas contain just nine main parts: the reeds, rivets, ... Tags: comb chambers rivet music musical instrument harmonica parts harmonica reed www.quamut.com/quamut/harmonica/page/the_parts_of_a_harmonica.html
Heart Attack: What Is a Heart Attack?
A heart attack , or acute myocardial infarction (AMI) , is a sudden, complete (or near-complete) stoppage of oxygenated blood flow to the heart muscle, or myocardium . When the myocardium is oxyge ... Tags: heart attack anatomy of human heart arteries chambers veins www.quamut.com/quamut/heart_attack/page/what_is_a_heart_attack.html Copyright © 2008 Barnes & Noble, Inc. |