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Muscle Length Test

"Muscle length testing involves elongating the muscle in the direction opposite of its action while assessing its resistance to passive lengthening.... these tests are used to determine whether a muscle length is limited or excessive, i.e., whether muscles are too short to permit normal range of motion, or stretched and allowing too much range of motion (1)." Muscle Length Tests:
  1. Florence Peterson Kendall, Elizabeth Kendall McCreary, Patricia Geise Provance, Mary McIntyre Rodgers, William Anthony Romani, Muscles: Testing and Function with Posture and Pain: Fifth Edition © 2005 Lippincott Williams & Wilkins