網頁圖片
PDF
ePub 版
[ocr errors]
[blocks in formation]

PLATE I. (AFTER BEALE & FREY.) MODE OF ORIGIN OF LIVING CENTRES IN ALREADY EXISTING

BIOPLASM,

[graphic][merged small][merged small][merged small][merged small][merged small][merged small]
[graphic]
[graphic][ocr errors]

Now Tendon.

old

[graphic]
[graphic]

Tendon.

A mucus corpuscle represented in

the living state, magnified by the 2800 diameters, showing alterations in

form during one minute.

Fig. 6.

bo

Fig. 5.

Germinal spots, witb new centres (nucleoli) within theni and more minute germinal s pols in the intervals between thern. Magaided

550 diameters

Most minute ovarian ora undergoing develop-
Inent, in the midst of a delicate tissue con.
stituting the ovary and composed or cells.
Tbe ouum seems to arise by the growth ot one

of these. Magui sed 500 diameters

TE HELICTYPE PROYHICCO

220 DEVONSHIRE ST. BOSTON

[ocr errors][ocr errors][ocr errors][merged small][ocr errors][ocr errors][merged small][ocr errors][ocr errors][merged small]
« 上一頁繼續 »