Sibson, Francis

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Sibson,

Francis, English anatomist, 1814-1876.
Sibson aortic vestibule - the anterosuperior portion of the left ventricle of the heart immediately below the aortic orifice. Synonym(s): aortic vestibule
Sibson aponeurosis - Synonym(s): suprapleural membrane
Sibson fascia - Synonym(s): suprapleural membrane
Sibson groove - a groove occasionally seen on the outer side of the thorax, formed by the prominent lower border of the pectoralis major muscle.
Sibson muscle - an occasional independent muscular fasciculus between the scalenus anterior and medius and having the same action and innervation. Synonym(s): scalenus minimus muscle