Journal of Oral Medicine and Pain
- Volume 24 Issue 2
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- Pages.189-206
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- 1999
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- 2288-9272(pISSN)
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- 2383-8493(eISSN)
Changes of Muscle Activity and Cephalometric Variables Related to Head Posture
두부자세에 따른 근활성과 측모두부방사선계측치의 변화에 관한 연구
- Kim, Byung-Wook (Dept. of Oral Medicine, School of Dentistry, Wonkwang University, Wonkwang Dental Research Institute) ;
- Han, Kyung-Soo (Dept. of Oral Medicine, School of Dentistry, Wonkwang University, Wonkwang Dental Research Institute)
- Published : 1999.06.30
Abstract
This study was performed to investigate the factors affecting muscle activity and cephalometric variables according to change of head postures. For this study, 150 patients with temporomandibular disorders and 80 dental students without any signs and symptoms of temporomandibular disorders were selected as the patients group and as the normal group, respectively. Head position to body-midline in frontal plane and upper quarter posture to body plumb line in sagittal plane were observed clinically and electromyographic(EMG) activity of anterior temporalis, masseter, sternocleidomastoideus, and trapezius on clenching were recorded with
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