———=———& xq <<“ —--—- °° °° &»= 
THE BLADDER. , 1097 
freely into the abdomen. The bladder as a whole is placed deeper in the pelvis 
bladder 
Labium anterius ul 
(cervix uteri) ~— 
Symphysis pubis — 
Labium posterius 
(cervix uteri) 
~Recto-vaginal 
reflexion of 
peritoneum 
Urethra | Vaginal canal 
} Anal canal 
Labium minus f Sphincter ani 
| 
| 
: 
Fic. 744.—MESIAL SECTION OF THE PELVIS IN AN ADULT FEMALE. 
The cavity of the uterus is indicated diagrammatically. From a specimen in the Anatomical Department, 
Trinity College, Dublin. 
than in the male, and the internal urethral orifice lies just above or just below a 
line drawn from the lower margin of 
the symphysis to the lower end of the 
sacrum (p. 1093). The lower level of 
the internal urethral orifice is prob- | 
ably correlated with the absence of ica 
the prostate in the female. The female 
bladder has normally a smaller capacity 
than that of the male. Seminal _/ 
Bladder in the Newly-born Infant veel 
and in the Child.— At birth the 
Urachus 
Muscular 
wall of 
bladder 
Vas deferens 
empty bladder is spindle or torpedo- prostate ‘e 
shaped, and its long axis, which ex- B/ 
tends from the point ot eee en ot “7 Urethra 
the urachus to the internal urethral Fic. 745.—THE BLADDER OF A NEWLY-BORN MALE 
orifice, is directed downwards and back- CHILD, viewed from the outer side. 
wards (Fig. 745). The lateral and pos- The drawing is from a specimen which had been 
hardened in situ. 
terior borders seen in the adult organ pele sth ag 
cannot be recognised at birth. In the fetus and young child the bladder 
occupies relatively a much higher level than it does in the adult, and, even when 
