Equine Pelvis/Repro Flashcards
Slope of the pelvis is an imaginary line connecting what two structures?
Coxal tuber and ischial tuber
What broad connective tissue structure is found btwn the sacrum and body of the ilium?
Sacrosciatic ligament
What structures pass through the greater sciatic foramen?
lumbosacral trunk and cranial gluteal v/a/n
Boundaries for pelvic inlet? Outlet? (dorsal, ventral, lateral)
Inlet– D: promontory, V: pectins, L: body of ilium
Outlet–D:sacrum/cd vertebrae, V: ischial arch, L: sacrosciatic ligament
What nerves does the lumbosacral trunk give off?
sciatic, caudal cutaneous femoral, and caudal gluteal
What makes up the lactiferous sinus?
Gland sinus and teat sinus
What type of penis do stallions have?
musculocavernous
Main three arteries that supply penis? Which arteries do they give rise to?
1) Internal pudendal–artery of bulb
2) obturator–deep artery of the penis
3) external pudendal–cranial artery of penis
Ligament that attaches tail of epididymis to testes? Tail of epididymis to parietal vaginal tunic?
1) proper lig of the testis
2) lig of the tail of the epididymis
What causes hunter’s bump?
sacrosciatic joint luxation
The trochanteric bursa is under what muscle tendon and on what bony eminence? What disease is associated with this?
Under accessory gluteal tendon on greater trochanter of femur… Whorlbone disease
Fibromuscular tissue between anus and vestibule?
Perineal body
Where should the vulva be relative to ischial arch?
Ventral
Source of Ovarian artery? Uterine artery? Vaginal?
Ovarian–aorta
Uterine–Ext. ililiac
Vaginal–Int. Pudendal
Blood supply and innervation to udder?
Ext. pudendal and genitofemoral nerve
Major l.n. that drains udder?
superficial inguinal
Boundaries for deep inguinal ring
Cr: cd border of IAO
Cd: inguinal ligament
Medial: prepubic tendon
What two openings are separated by inguinal ligament?
vascular lacuna from depe inguinal ring
Which 2 muscles attach on free part of penis?
bulbospongiosus and retractor penis
What ligament is cut in open castration?
Ligament of tail of epididymis
Amupulla and vesicular glands utilize what to transport their products?
Ejactulatory duct
What tendon(s) originate from extensor fossa?
Combined tendon of peronius tertius and long digital extensor
Disease: inflammation of tarsal sheath?
Thoroughpin
Cutting of this tendon can help relieve stringhalt?
Lateral digital extensor
What forms loop of locked patella?
Medial paterllar lig, middle patellar lig, patella, patellar fibrocartilage
How does the prepubic tendon contribute to stability of coxofemoral joint?
Gives off accessory lig of head of femur
Structure associated with:
1) Throughpin
2) Whorlbone disease
3) Curb
4) Bog Spavin
5) blood spavin
1) Tarsal Sheath
2) trochanteric bursa of access. gluteal
3) Long plantar ligament
4) Tarsocrural joint capsule (usually mediodorsal pouch)
5) cr. branch of medial saphenous
How many injections needed to cover Stifle joint? Name joint capsules present.
3 injections needed
1) Femoropetllar
2) medial femorotibial
3) lateral femorotibial
How many injections for hock? Name joints (crain–>caudal)
1) tibiotarsal
2) proximal intertarsal
3) distal intertarsal
4) tarsometatarsal
1 & 2 communicate–3 injections
Main blood supply to hind foot? Forefoot?
Hind: dorsal metatarsal
Fore: medial palmar
Btwn what two muscles can you block peroneal nerve?
long and lateral digital extensors
What nerves does the PD block cover?
med and lat plantar/palmar digital nerves
Which joints communicate in carpus?
middle carpal and carpometacarpal
Through which structure can you enter the peritoneal cavity to perform a spay on a mare?
Dorsal vaginal fornix
Sight of smegma build up in stallions?
urethral sinus
Location of infection with CEM in mares?
Clitoral sinuses
