Royal Society. 423 
Oerable argument for the ule of injeftions in fuch cafes; infteaci of 
which forae pra6litioners give their patients violent purges, and 
large quantities ofaftringent medicines: We may ealily conceive 
that fuch gleets become Ibmetimes very obftinate, if not incurable 
if we fuppolc that the ulcer in that contafi happens to be upon 
the Oftiola of thefe excretory duds. Plate XII. Fig. -'. A is a 
portion of the bladder 5 B B are parts of the Ureters- G C 
parts of the Va/a 'Defer entia -^ DD the Veficul^e Semi n ales 
ibmewhat diftended with wind, by blowing into the Vafu 
'Deferemiaj a a the blood vefTels of the Veflculae Seminales- 
E the Glamlulde ^roftatie-^ F the Urethra expanded, after open- 
ing its fuperior and fore-part, to fhew the Oftiola of the excre- 
tory dufts of the following glands; G G are the two glands 
above deicribed, which, from the liquor they feparate, may be 
called Glandiilce Mucofee-^ Jo the excretory du61: of the laft men- 
tioned glands, before it pafles under the bulb of the cavernous 
body of the Urethra-^ I, the bulb of the cavernous body of the 
Urethra^ partly diftended with wind, and divefted of the 
accelerator muicle, to ihew its external membrane, which is 
very thin, whereby the laft mentioned mufcle does more ade- 
quately comprels that bulb, and derive its contained blood to- 
wards the glands, when the '■'Penis is eredtedj K the third pair 
of mufcles of the '■Penis ; L L the accelerator mufcle, divided in 
the middle learn on the bulb, and afterwards freed from it and ex^ 
panded 5 / / the upper part of this mufcle, which pafles imme- 
diately over the mucous glands 5 M M the Mt^fctili jDireBores 
"Penis '^ N N the cavernous bodies of the TeniSj O the cavernous 
body of the Urethra-^ P the ligature made to prevent the wind 
from pafiing out of the cavernous body of the Urethra^ and itvS 
bulb :, Q the aperture by which the inflation was made 5 Fig. 4. 
is one of the mucous glands after being macerated in water, and 
its excretory du61: filled with quickfilver^ A the mucous oland 
fomewhat diftended 5 B its excretory duf^^ C a. portion of the 
internal membrane of the Urethra expanded 5 D the Oftiola of 
the laft mentioned excretvory du6t. 
I'he Organs of Hearing-^ hy 'Dr. Raymund Vieuflens. Phil. 
Tranf. N° 258. p. 370. I'rarijldtedfrom the Latin. 
AL T H O' the celebrated Du Ferney-y a Man much con- 
verfant not only in anatomical, but likewile in phyncal 
and m.edical matters, hath written well on the organ of hearing, 
and accurately dclcribcd it ; yet Dr. Raymufid Vieiiffens has dilco- 
vered Ibmc new things m its internal ftructure, v\ hich will appear 
ncccf- 
