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Life Sciences Commons

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Exercise Science

Eastern Washington University

2021

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Full-Text Articles in Life Sciences

Hip-Shoulder Separation In The Javelin Throw And Its Relationship With Level Of Experience, Samantha Baker Jan 2021

Hip-Shoulder Separation In The Javelin Throw And Its Relationship With Level Of Experience, Samantha Baker

EWU Masters Thesis Collection

The javelin throw is a technically-demanding sport and is excellent example of how the kinetic chain works starting with the landing of the drive foot (right foot) causing a chain reaction traveling up the knee to the hip, through the trunk, to the shoulder, the elbow, and then the wrist. The purpose of this study was to investigate the relationships between thrower experience and the timing and degree of hip-shoulder separation in the javelin throw. A six-camera, three-dimensional motion capture system was used to capture a 27 reflective marker model of the movement of the lower body (pelvis, legs, and …


The Effect Of Backpack Load On Trunk Kinematics Of Imitated Pathological Gait: A Case Study, Kara Kracher Jan 2021

The Effect Of Backpack Load On Trunk Kinematics Of Imitated Pathological Gait: A Case Study, Kara Kracher

EWU Masters Thesis Collection

Background: It is well documented that loaded backpacks affect the biomechanics of gait in both children and adults. Minimal information is available with regard to the effects of backpacks on the biomechanics of gait in individuals with clinical gait abnormalities, such as those seen in cerebral palsy. Healthy, non-clinical populations can be taught how to ‘imitate’ typical gait abnormalities in order to study various experimental interventions without enlisting clinical patients. The objective of this study was to determine the acute effect of backpack load on kinematics of the trunk during typical and imitated pathological gait. Methods: COVID 19 restrictions precluded …


Kinematic Variations Between Successful And Unsuccessful Dynamic Rock Climbing Movements, Max R. Jarvis Jan 2021

Kinematic Variations Between Successful And Unsuccessful Dynamic Rock Climbing Movements, Max R. Jarvis

EWU Masters Thesis Collection

Rock climbing as a sport and leisure activity has grown exponentially in popularity in recent years. Claims of best technique for rock climbing have been made in guide books, but are unsubstantiated. Specific upper body characteristics, determinants of climbing skill, and injury prevalence have been evaluated, but research examining climbing-specific movements has remained largely unexamined. The purpose of this study was to determine the angular kinematics and center of mass (COM) characteristics of the two-handed dynamic climbing maneuver (dyno). Participants received three attempts to complete a dyno on a 15° overhanging bouldering wall (EPIC Adventures) that were recorded via camcorder …