Small Animal Pelvic Cavity/Limb Flashcards
Which artery supplies the pelvic limb via the femoral artery?
External Iliac artery
Which artery does the umbilical artery branch off of?
Internal Iliac artery
What does the internal iliac artery bifurcate into?
Internal pudendal artery
Caudal gluteal artery
Which artery supplies the prepuce, scrotum, labia, and caudal abdominal and inguinal mammae?
External Pudendal artery
What artery does the Pudendalhypogastric trunk come off of?
Deep femoral artery which branches off the external iliac artery
Which artery supplies the tail? Which artery does it branch from?
The medial sacral artery; the abdominal aorta (terminal branch)
Which two artery does the Pudendoepigastric trunk bifurcate into?
Caudal epigastric artery
External pudendal artery
Which three main arteries branch off of the Internal iliac artery?
Umbilical artery (round ligament of bladder)
Internal pudendal artery
Caudal Gluteal artery
What are the three terminal branches of the internal pudendal artery?
Ventral perineal artery
Urethral artery
Artery of the clitoris or penis
Which artery follows the sciatic nerve out of pelvis and terminates in the hamstring muscles?
Caudal gluteal artery
Which artery supplies the corpus cavernosum? What about the bulb and corpus spongiosum?
Deep artery of the penis
Artery of the bulb of the penis
The dorsal artery of the penis branches from the _______ artery and supplies the _______ and _________.
Artery of the penis; glans penis; prepuce
Which artery supplies the middle gluteal muscle and branches off the caudal gluteal artery?
Iliolumbar artery
What does the cranial gluteal artery supply and what artery does it branch from?
the middle and deep gluteal muscles; the caudal gluteal artery off of the internal iliac artery
What artery supplies the perineum?
The ventral perineal artery from the internal pudendal artery of the internal iliac artery
Which artery supplies the caudal portion of the bladder and the ureteral and urethral branches?
Caudal vesical artery-artery of ductus deferens-prostatic artery-internal pudendal artery-internal iliac artery (Male)
Caudal vesical artery-uterine artery-vaginal artery-internal pudendal artery-internal iliac artery
Which nerves converge at the pelvic plexus?
Postsynaptic sympathetic axons of the hypogastric nerve and presynaptic parasympathetic axons of the pelvic nerve
Which nerve converging at the pelvic plexus contains axons extending from neuron cell bodies located in the sacral region of the spinal cord?
The pelvic nerve
The hypogastric nerve axons converging on the pelvic plexus come from where?
Neuron cell bodies located within the caudal mesenteric ganglion
Which nerve is comprised of somatic neuron axons from the ventral branches of the lumbar spinal nerves 3 and 4?
Genitofemoral nerves
The genitofemoral nerves provides motor control to the ________ muscle and conveys sensory information from what structures?
cremaster muscle; skin of the inguinal region, spermatic fascia, scrotum, and prepuce
Which nerve provides motor innervation to the musculature of the perineum, external anal sphincter, external urethral sphincter, preputial muscles, levator ani muscle, coccygeus m, depressor muscles of the tail, ischial urethralis muscles, ischiocavernosus muscles, and the bulbospongiosus muscle?
The pudendal nerve
