Isokinetic profile of trunk muscles in athletes: a quantitative study with correlation to sports.

• Other Authors: Wong, John Ping San.
• Format: Others
• Language: English
• Published: Chinese University of Hong Kong 1994
• Subjects: Muscles; Sports
• Online Access: http://library.cuhk.edu.hk/record=b5887208; http://repository.lib.cuhk.edu.hk/en/item/cuhk-318148

by John Ping San Wong. === Thesis (M.Phil.)--Chinese University of Hong Kong, 1994. === Includes bibliographical references (leaves 84-90). === ABSTRACT === Chapter I. --- INTRODUCTION --- p.1 === Chapter 1.1 --- General introduction --- p.1 === Chapter 1.2 --- Operational definitions --- p.5 === Chapter 1.2.1 --- Isokinetic parameters being investigated --- p.5 === Chapter 1.2.2 --- Elite athletes --- p.6 === Chapter 1.2.3 --- Non-athletes --- p.6 === Chapter 1.2.4 --- Fast twitch and slow twitch muscle fibres --- p.7 === Chapter 1.3 --- Assumptions --- p.7 === Chapter 1.4 --- Limitation and delimitation --- p.8 === Chapter 1.4.1 --- Genetic factor --- p.8 === Chapter 1.4.2 --- Sex factor --- p.8 === Chapter 1.4.3 --- Age factor --- p.8 === Chapter 1.4.5 --- Body mass factor --- p.9 === Chapter II. --- LITERATURE REVIEW --- p.11 === Chapter 2.1 --- Dynamic control of trunk extension and flexion --- p.11 === Chapter 2.1.1 --- Trunk flexion --- p.11 === Chapter 2.1.2 --- Trunk extension --- p.12 === Chapter 2.2 --- Dynamic stabilizers in the movement of trunk extension and flexion --- p.12 === Chapter 2.2.1 --- Trunk flexion --- p.12 === Chapter 2.2.2 --- Trunk extension --- p.13 === Chapter 2.3 --- Importance of trunk muscle strength to sports performance --- p.13 === Chapter 2.4 --- Importance of trunk muscle strength in injury prevention --- p.16 === Chapter 2.5 --- Measurement of trunk muscle characteristics --- p.18 === Chapter 2.5.1 --- Isometric contraction --- p.19 === Chapter 2.5.2 --- Concentric isotonic contraction --- p.19 === Chapter 2.5.3 --- Isokinetic contraction --- p.20 === Chapter 2.5.3.1 --- Reliability and validity --- p.20 === Chapter 2.5.3.2 --- Advantage --- p.21 === Chapter 2.5.4 --- Methods that had been used for quantification of trunk strength --- p.22 === Chapter 2.6 --- Isokinetic trunk muscular characteristics for sports --- p.25 === Chapter 2.7 --- Sport specific muscle characteristics profile --- p.26 === Chapter 2.8 --- Summary --- p.27 === Chapter III. --- MATERIAL AND METHOD --- p.29 === Chapter 3.1 --- Project design --- p.29 === Chapter 3.1.1 --- Subject --- p.29 === Chapter 3.1.2 --- Equipment --- p.31 === Chapter 3.1.3 --- Procedures --- p.32 === Chapter 3.2 --- Data analysis --- p.34 === Chapter 3.3 --- Summary --- p.34 === Chapter IV. --- RESULT --- p.35 === Chapter 4.1 --- Physical characteristics of the subjects --- p.35 === Chapter 4.2 --- Trunk extension and flexion isokinetic test result --- p.35 === Chapter 4.2.1 --- Non-athletic group --- p.35 === Chapter 4.2.2 --- Badminton group --- p.36 === Chapter 4.2.3 --- Squash group --- p.37 === Chapter 4.2.4 --- Cycling group --- p.38 === Chapter 4.2.5 --- Rowing group --- p.38 === Chapter 4.2.6 --- Canoeing group --- p.39 === Chapter 4.3 --- Summary --- p.39 === Chapter V --- DISCUSSION --- p.58 === Chapter 5.1 --- Isokinetic performance in Non-athletic group --- p.59 === Chapter 5.2 --- Difference between athlete categories --- p.61 === Chapter 5.2.1 --- Badminton --- p.62 === Chapter 5.2.2 --- Squash --- p.53 === Chapter 5.2.3 --- Cycling --- p.63 === Chapter 5.2.4 --- Rowing --- p.64 === Chapter 5.2.5 --- Canoeing --- p.65 === Chapter 5 .3 --- Strength imbalances and back problem --- p.65 === Chapter 5 .4 --- The discrepancy of the Cybex test --- p.70 === Chapter 5.5 --- The methodology - Control of Subjects --- p.71 === Chapter VI. --- CONCLUSION --- p.73 === APPENDIX --- p.74 === REFERENCES --- p.84