ABDOMEN AND PELVIS 529 



Hypogastric Artery (A. hypogastrica) (O. T. Internal Iliac Artery). 

 (Vide Fig. 285, and Spalteholz, Figs. 470, 471.) 



Read an account of the foetal circulation before dissecting 

 out this artery. Note the differences between the adult and the 

 foetus. 



Parietal Branches (Rami parietales). 



(a) Iliolumbar artery (A. iliolumbalis). 



(aa) Lumbar branch (ramus lumbalis). 



(ab) Spinal branch (ramus spinalis). 



(ac) Iliac branch (ramus iliacus). 



(b) Lateral sacral artery (A. sacralis lateralis). 



(ba) Spinal branches (rami spinales). 



(c) Obturator artery (A. obturatoria) . (Figs. 283-285.) 



(ca) Pubic branch (ramus pubicus). 



(cb) Anterior branch (ramus anterior). 



(cc) Posterior branch (ramus posterior). 



(cd) Artery of the acetabulum (A. acetabuli). 



(d) Superior gluteal artery (A. glutaea superior). 



(da) Superior branch (ramus superior). 



(db) Inferior branch (ramus inferior). 



(e) Inferior gluteal artery (A. glutaea inferior). 



(ea) Companion artery of sciatic nerve (A comitans N. ischia- 

 dici). 



Visceral Branches (Rami viscerales). 



(a) Umbilical artery (A. umbilicalis) . 



(aa) Superior vesical arteries (Aa. vesicales superiores). 

 [Ligamentum umbilicale laterale]. 



(b) Inferior vesical artery (A. vesicalis inferior). 



(c) Deferential artery (A. deferentialis). 



(d) Uterine artery (A. uterina) (in the female). 



(da) Vaginal artery (A. vaginalis). 



(db) Ovarian branch (ramus ovarii). 



(dc) Tubal branch (ramus tubarius). 



(e) Middle hemorrhoidal artery (A. haemorrhoidalis media). 



(f) Internal pudendal artery (A. pudenda interna). 



The branches of this artery have already been met 

 with in earlier dissections, but are repeated here for 

 review. 



(fa) Inferior hemorrhoidal artery (A. haemorrhoidalis infe- 



rior). 



(fb) Artery of perineum (A. perinei). 



(fba) Posterior scrotal arteries (Aa. scrotales poste- 



rior es} (in the male). 



(fbb) Posterior labial arteries (Aa. labiales posteriores) 



(in the female). 



(fc) Artery of penis (A. penis) (in the male). 



(fca) Urethral artery (A. urethralis). 



(fcb) Artery of the bulb of urethra (A. bulbi urethrae). 

 (fee) Deep artery of penis (A. profunda penis). 



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