XVI 



CONTENTS. 



§. III. Sensible signs, ..... 121 



§. IV. Of touching, ..... 121 



§. V. Of ballottement, ..... 126 



§. VI. Of auscultation, ..... 128 



SECTION 2. 



Of Extra-uterine Pregnancy, ..... 133 



§. I. Of ovarian pregnancy, .... 133 



§. II. Of abdominal pregnancy, .... 134 



§. III. Of tubal pregnancy, .... 135 



§. IV. Of interstitial pregnancy, . . ... 136 



§. V. Causes of extra-uterine pregnancy, . . . 137 



§. VI. Signs and terminations of preternatural pregnancy, 138 



ARTICLE II. 



Of False Pregnancy, 



143 



ARTICLE III. 



Of Pregnancy as it regards the sex of the Foetus, . . 146 



§. I. Is it possible to ascertain the sex of the foetus during 



pregnancy? . . . . . .146 



§. II. Is it possible to procreate either sex at pleasure? . 148 



§. III. Of the influence of the seasons and of public pros- 

 perity upon the production of the sexes and the pro- 

 portion of conceptions, .... 151 



CHAPTER IV. 



Of the Human Ovum, 



153 



ARTICLE I. 



Of the Appendages of the Foetus, 



SECTION 1. 



Of the Membranes, ..... 



§. I. Of the caduca or comiecting membrane, 

 §. II. Of the proper membranes of the ovum, 

 A. Of the chorion. 



153 



153 

 153 

 158 

 158 



