On the Natural Faculties.

On the Natural Faculties.
By Galen
Edited by: Arthur John Brock (trans.)

Cambridge, Mass. Harvard University Press

Digital Hippocrates Collection Table of Contents


ΓΑΛΗΝΟΥ ΠΕΡι ΦΥΣιΚΩΝ ΔΥΝΑΜΕΩΝ
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ΓΑΛΗΝΟΥ ΠΕΡι ΦΥΣιΚΩΝ ΔΥΝΑΜΕΩΝ

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I

 [p. 118] τροφῆς εἰπόντος, ὡς μηδ' Ἀσκληπιάδην λαθεῖν. καίτοι γ' οἴεται παντὸς μᾶλλον ἀληθὲς ὑπάρχειν, ὡς, εἴπερ ἐκ τῶν φλεβῶν ἀπορρέοι τι, δυοῖν θάτερον ἢ κενὸς ἔσται τόπος ἀθρόως ἢ τὸ συνεχὲς ἐπιρρυήσεται τὴν βάσιν ἀναπληροῦν τοῦ κενουμένου. ἀλλ' ὅ γ' Ἀσκληπιάδης οὐ δυοῖν θάτερόν φησιν, ἀλλὰ τριῶν ἕν τι χρῆναι λέγειν ἐπὶ τοῖς κενουμένοις ἀγγείοις ἕπεσθαι ἢ κενὸν ἀθρόως τόπον ἢ τὸ συνεχὲς ἀκολουθήσειν ἢ συσταλήσεσθαι τὸ ἀγγεῖον. ἐπὶ μὲν γὰρ τῶν καλάμων καὶ τῶν αὐλίσκων τῶν εἰς τὸ ὕδωρ καθιεμένων ἀληθὲς εἰπεῖν, ὅτι κενουμένου τοῦ
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περιεχομένου κατὰ τὴν εὐρυχωρίαν αὐτῶν ἀέρος ἢ κενὸς ἀθρόως ἔσται τόπος ἢ ἀκολουθήσει τὸ συνεχές‧ ἐπὶ δὲ τῶν φλεβῶν οὐκέτ' ἐγχωρεῖ, δυναμένου δὴ τοῦ χιτῶνος αὐτῶν εἰς ἑαυτὸν συνιζάνειν καὶ διὰ τοῦτο καταπίπτειν εἰς τὴν ἐντὸς εὐρυχωρίαν. οὕτω μὲν δὴ ψευδὴς ἡ περὶ τῆς πρὸς τὸ κενούμενον ἀκολουθίας οὐκ ἀπόδειξις μὰ Δ̣ εἴποιμ' ἂν ἀλλ' ὑπόθεσις Ἐρασιστράτειος.

Καθ' ἕτερον δ' αὖ τρόπον, εἰ καὶ ἀληθὴς εἴη, περιττή, τῆς μὲν κοιλίας ἐνθλίβειν ταῖς φλεψὶ δυναμένης, ὡς αὐτὸς ὑπέθετο, τῶν φλεβῶν δ' αὖ περιστέλλεσθαι τῷ ἐνυπάρχοντι καὶ προωθεῖν αὐτό. τά τε γὰρ ἄλλα καὶ πλῆθος οὐκ ἂν ἐν τῷ σώματι γένοιτο, τῇ πρὸς τὸ κενούμενον ἀκολουθίᾳ μόνῃ τῆς ἀναδόσεως ἐπιτελουμένης. εἰ μὲν οὖν ἡ τῆς γαστρὸς ἔνθλιψις ἐκλύεται προϊοῦσα καὶ