Fitxategi:Esperimenti con rane - Galvani.jpg

Laburpena

Fig. 9.

A Folium metallicum ex stamno tubo vertebrali praeparatae ranae appositum.

B B Crura.

C Folium alterum metallicum ex aurichalco.

D Arcus aenus argenteo folio obductus.

F Planum vitreum, supra quod animal est positum.

Fig. 10.

A A Arcus duo, qui vitreo, vel resinoso cylindro B sunt inserti.

C Uncus spinali medullae infixus.

Fig. 11. Praeparata rana, cujus crus alterum suspensum detinetur, alterum vero cum vertebrali tubo suo unco instructo planum argentae capsulae E attingit.

Fig. 12.

F F Arcus duo metallici, quorum unus aerus est, alter ex argento confectus.

Fig. 13.

G G Metallici conductores, quorum unus superiori, alter inferiori armatae superficiei quadrati magici est appositus.

H Nervi ita ad oram quadrati magici inflexi, ut inferiorem superficiem attingant, una cum spinali medulla.

Fig. 14.

K Vitreus tubus, qui diversis fluidis repletur.

Fig. 15. Crura ad invicem sejuncta.

Fig. 16. Crura ab invicem sejuncta, & vertebralis tubus bifariam sectus.

Lizentzia

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• 2006-04-17 16:41 Delmar 1067×754× (139641 bytes) Disegno che illustra alcuni degli esperimenti effettuati da Galvani sulle rane. Credit: Dall'opera ''De viribus electricitatis... in motu musculari commentarius'' del 1791 - ampiamente diffusa sul web e dal copyright scaduto.