PRAC.31 Flashcards
region analis n. pudendus a. pudenda interna

Intermediate Zone
with circumanal glands

Anocutaneous Line
- Borders Intermediate and Cutaneous zones

Columnar Zone

Opening of the Excretory duct of the Paranal Sinus

Paranal Sinus

Anorectal Line

A. pudenda interna

Internal anal sphincter

Branches of the caudal rectal artery

Perineal artery and vein

Opening of duct of Paranal sinus

Cutaneous Zone

Columnar Zone

Paranal sinus

Duct of Paranal sinus

M. levator ani

M. coccygeus

M. retrococcygeus
Give the branches of a. pudenda interna (male)
-
A. prostatica
- A. rectalis media
- A. vesicalis caudalis
- R. uretericus
- A. ductus deferentis
- R. urethralis
-
A. perinealis ventralis
- A. rectalis caudalis
- A. urethralis
- A. bulbi penis
- A. penis profundus
- A. penis dorsalis
Where does n. pudendus arise from in canine?
S1-S2 (+S3)
Which nerves branch off n. pudendus?
- R. communicans → n. cutaneus femoris caudalis
-
Rr. cutanei
- N. perinealis superficialis
- N. perinealis profundis
- N. dorsalis penis

A. vaginalis/prosterica
29

A. urethralis
29

A. perinealis ventralis

V. pudenda interna

A. pudenda interna

A. rectalis caudalis

A. perinealis ventralis

A. penis/clitordis (f)

A. rectalis media

A. prostatica

R. uretericus
23

N. pudendus
26

A./n. perinealis
28

A./n. clitordis
22

N. cutaneus femoris caudalis

R. communicans

A. penis

M. sphincter ani externus

M. levator ani

M. coccygeus

A. perinealis ventralis