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45 Cards in this Set

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  • Back
What are the boundaries of the femoral triangle?
Cranial - Sartorius
Caudal - Pectineus
Dosal - Vascular Lacuna
What structures are found within the femoral triangle of the horse?
Femoral a. and v.
Saphenous n.
Deep inguinal lnn.
What are the terminal branches of the external iliac artery?
Deep femoral
Femoral
The anastomosis of which two arteries forms an "S-loop" near the hock?
Caudal tibial a.
Caudal br. of saphenous a.
T or F:
In the horse, the medial and lateral plantar arteries arise from the saphenous artery.
True dat!
In the horse, what are the terminal (or only) branches of the popliteal artery?
Cranial and caudal tibial a.
Which artery provides the main blood supply to the equine digit?
Dorsal metatarsal a. III
The medial and lateral plantar metatarsal arteries arise from which artery (in the horse)?
From the proximal deep plantar arch
What vessels does the distal perforating branch of dorsal metatarsal a. III give rise to in the horse?
Medial and lateral plantar digital aa.
Which artery provides the most blood to the ruminant pes?
Cranial tibial a.
What forms the proximal deep plantar arch in the horse?
Proximal perforating br. of cranial tibial a. and medial and lateral plantar aa. (from caudal saphenous)
What gives rise to the dorsal digital arteries III and IV in the ruminant?
Dorsal common digital a. III
What does the lateral saphenous v. drain into in the horse?
Distal caudal femoral v.
What vein drains into the cranial branch of the medial saphenous v. in the horse?
Dorsal common digital v. II
Which vein of the pes can be used for IV anesthesia in the ox?
Dorsal common digital v. III
Which nerves comprise the lumbosacral trunk?
Sciatic
Cranial gluteal
Caudal gluteal
Caudal cutaneous femoral
Besides the nerves of the lumbosacral trunk, which other nerves comprise the lumbosacral plexus?
Obturator
Femoral
Which spinal segments comprise the lumbosacral plexus in the horse?
L4 - S2
What structures course through the greater ischiatic foramen in the horse?
Sciatic nerve
cranial gluteal a., v., n.
Caudeal gluteal n.
What structures course through the greater ischiatic foramen in the ox?
Sciatic nerve
cranial gluteal a., v., n.
What structures course through the lesser ischiatic foramen in the horse?
Tendon of internal obturator
What structures course through the lesser ischiatic foramen in the ox?
caudal gluteal a. and v.
What are the branches of the sciatic n.?
Common peroneal and tibial n.
What are the divisions of the common peroneal n.?
Lateral cutaneous sural
Superficial peroneal
Deep peroneal
What are the branches of the femoral nerve?
Muscular brs.
Saphenous n.
What are the branches of the deep peroneal nerve?
Medial dorsal metatarsal n.
Lateral dorsal metatarsal n.
Which nerve provides deep innervation to the interdigital space in the ruminant?
Dorsal metatarsal n. III (continuation of deep peroneal n.)
Which nerve provides superficial innervation to the dorsum of the pes in the ruminant?
Superficial peroneal n.
What are the branches of the tibial n. in the horse?
Caudal cutaneous sural n.
Medial plantar n.
Lateral plantar n.
What gives rise to the plantar metatarsal nn.?
Deep br. of lateral plantar n.
What are the continuations of the medial and lateral plantar nerves called?
Medial and lateral digital plantar nerves.
What are the autonomous zones for the saphenous nerve in the horse?
Cranial-medial aspect of the thigh
What are the autonomous zones for the tibial nerve in the horse?
Plantar surface of the pes
Lateral aspect of the foot and heels
What are the autonomous zones of the peroneal nerve in the horse?
Proximolateral crural region (from lateral cutaneous sural)
Dorsolateral aspect of the metatarsus
What are the landmarks for a plantar heel block in the horse?
Midway between pastern and coronet, just plantar to plantar digital v. and a. (medial and lateral sides)
Which nerves does a plantar heel block anesthetize?
Medial and lateral plantar digital nn. (not dorsal brs.)
What are the landmarks for an abaxial sesamoidean block?
At level of proximal sesamoids, medially and laterally
Which nerves does an abaxial sesamoidean block anesthetize in the pelvic limb?
Medial and lateral plantar digital nerves (including dorsal branches)
What are the landmarks for a low-plantar 4-point block in the horse?
1) Btw. interosseus and DDF tendon
2) Btw. interosseus and splint bone
3) Middle of metatarsal III on dorsomedial aspect, just medial to long digital extensor tendon
4) Middle of metatarsal III on dorsolateral aspect in groove btw. metatarsals III and IV
Which nerves does a plantar 4-point block anesthetize in the horse?
Medial and lateral plantar nn.
Medial and lateral plantar metatarsal nn.
Medial and lateral dorsal metatarsal nn.
What are the landmarks for a high plantar 4-point block in the horse?
Distal to tarsometatarsal joint and axial to 4th metatarsal bone
Which nerves does a high plantar 4-point block anesthetize in the horse?
Medial and lateral plantar nn.
Medial and lateral plantar metatarsal nn.
Where is the tibial nerve blocked?
10cm prox. to tuber calcanei
Cranial to common calcaneal tendon
Caudal to DDF tendon
Where is the peroneal nerve blocked?
Groove formed by lateral digital extensor and long digital extensor tendons
What are the main lymph nodes of the pelvic limb in the horse?
Popliteal lnn.
Subiliac lnn.