File:Waterston1917 textfig01.jpg

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Text-fig. 1. Transverse section of heart of 3 mm embryo

(slide 103, section 3) x 100.

Showing the chambers and the narrow endothelial tube within the myo-epicardial mantle.

Figure Abbreviations 

A. = Bulbar cushion A.

Ao. = Aorta.

A.S. = Aortic sinus.

Atr. = Atrium.

A.-V.V. = Atrio-ventricular valve.

A.-V.B. = Atrio-ventricular bundle.

A.F. = Annulus fibrosus

B.C. = Bulbus cordis.

B.Cu. = Bulbar cushion

B. = Bulbar cushion B.

B.V. = Bulbo-ventricular.

C.S. = Coronary sinus.

E.T. = Endothelial tube.

End. Cu. = Endocardial cushions of the atrial canal.

F.O.1 and F.O. II = Foramen ovale primum and secundum

Inf. = Infundibulum of right ventricle.

I.V.C. = Inferior vena cava.

I.-V.S. = Intersepto-valvular space.

I.V.F. = Interventricular foramen.

L.A. = Left atrium.

R.A. = Right atrium.

L.C. = Lateral cusp of atrio-ventricular valve.

M.C. = Medial cusp of atrio-ventricular valve.

L.V. = Left ventricle.

L.A.-V.O. and R. A.-V.0. = Left and right atrio-ventricular openings.

L.V.O. = Left venous ostium.

R.V.O. = Right venous ostium.

L.V.V. and R.V.V. = Left and right venous valves.

O. = Opening of sinu-atrial chamber into the right atrium.

P.A. = Pulmonary artery.

P.V. = Pulmonary vein.

RV. = Right ventricle.

R.P.V. = Right pulmonary vein.

S. I. = Septum primnm atriorum.

S.-A.O. = Sinu-atrial orifice.

S.B. = Septum of the bulbus cordis.

S.V.= Sinus venosus.

S.V.C. = Superior vena cava.

Sin. At. = Sinu-atrial chamber.

T.A. = Truncus arteriosus.

T.V. = Tensor valvulae.

V.Ao. = Ventral aorta.

V.C.S. = Vena cava superior.

Reference

Waterston D. The development of the heart in man. (1917) Trans. Roy. Soc. Edin., 7(2): 258-302.


Cite this page: Hill, M.A. (2024, April 19) Embryology Waterston1917 textfig01.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Waterston1917_textfig01.jpg

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© Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G

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