In this combination reference and text, the authors introduce students to the objectives of bloodstain analysis and the classification of bloodstains from low-to high velocity, the medical and anatomical aspects of bloodshed (from medical conditions or trauma), the biological and physical properties of human blood and stain formation, passive stains, formation of spatter from a primary and secondary mechanism, impact spatter and that associated with a projection mechanism, altered patterns, directional analysis, documentation, evaluations at the scene, testing methods, and communicatiin of results. They have included over 500 color photographs from crime scenes and case studies with each chapter. Annotation ©2005 Book News, Inc., Portland, OR (booknews.com)