Nonnulla de incremento ossium embryonum in primis graviditatis temporibus / autore Car. Frid. Senff.

  • Senff, Karl Friedrich, 1776-1816
Date:
MDCCCII [1802]
Catalogue details

Licence: Public Domain Mark

Credit: Nonnulla de incremento ossium embryonum in primis graviditatis temporibus / autore Car. Frid. Senff. Source: Wellcome Collection.

Provider: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.

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    C 0 S T A E. §• 83- Coftarura cartllagines, jam primis ftadiis formatae, eandem fpeciem exhibent, quam offa pofthac declarant. 111. Blumenbach ^*) juffit foetum, for- mica vix niajorem, adumbrari; at fatis fuperque apparent cartilaginea coftarum ejus rudlmenta, nitidiffime conformata. Keyckmig^s) etiam exiguum foetum offert, cujus coftae jam cartilagineae. Coftae, quamquam prima trunci offa ofcefcentia funt, ratione tamen allo- rum in longi temporis fpatio cartilagineae remanent. In undecima de- inum hebdomade (Tab. II. Fig. V et VI.), poftrema excepta, omnes coftas magis minusve oflificatas offendis '> Prima in niedio parvulum germen ofcefcens, rondum ad Uneam mediam provectum, oftendit, ex quo conjicias, omnes coftas in medio offificari incipere '7). Quo magis autem verae coftae defcendunt, eo majores evadunt, ita ut feptima et octava, omnium maximae, tres lineas magnitudine attingant. Se- quentes hrandfl. 623. Um inelirere Woclien fpater (als im Darmbeln), zeigt fich elii Knochenkevn im letzten Schauinbein. Loder p. 191. Be)'m Foetus- zeigt fich eemeiniglich amEnde des v^ierten oder ira Anfange des fiinftenMonats die erfte Spur der Verknocherung am aufsernTheil desKorpers des ofris ischii. Fig. 194. Im offe puhis im Anfange des fechsten Monats, ]4) Spec. phyf. comp. p. XI et Fig. I. i5) Anthrop. ichnog. Fig. IV. 16) Kerckring 0£t. p. 246- in fecundo menfe invenio, cartarumfummamet imamad- huc teneras effe cartilagines, cum ceteras omrfes jam tum indiierint offcam naturam. Ejusdem yXnthr. Ichn. Fig. V. Nesbitt p. 70. fere idem. Mayer II. p. 2o3. Blumeiibach Oft. p. 333. Boehmer Inft. p. 245. a principio in embryone unius menfis maxima ex parte arcus offeos, in fibras diftinctos, et circa ex- trema cartilagineos referunt. 17) Kerckring Anthr. ichn. Fig. V. in pofteriorem partem offificationes primas collocare videtur. Tortall. c. II. p- 272. plura ofAficationis puucta in corpore coftarum fe notaffe anuUit,
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