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27 Cards in this Set

  • Front
  • Back
What is contained within the superficial crural fascia?
Cranial br. of lateral saphenous v. and cutaneous nerves and vessels
T or F:
The dorsal surface of the hock is the extensor surface.
False! It's the flexor surface!
Which tendon is common to the crural and tarsal extensor retinaculum?
Long digital extensor tendon
ID these structures. What is bound-down by A?
A - Crural extensor retinaculum
B - Tarsal extensor retinaculum

A binds down tendons of long digital extensor, cranial tibial, and extensor hallucis longus mm.
Also deep peroneal n
Cranial tibial a. and v.
lymphatics
What are the craniolateral muscles of the crus? Which nerve(s) innervates these?
Crural tibial
Long digital extensor
Peroneus longus
Lateral digital extensor
Peroneus brevis mm.

Common peroneal n.
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Cranial tibial m.

From lateral edge of cranial tibial border to proximal plantar aspect of metatarsal I and II base

Deep peroneal n.

Flex tarsus and rotate plantar paw medially
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Long digital extensor m.

From femoral extensor fossa to extensor processes of distal phalanx 2 - 5

Deep peroneal n.

Flex tarsus and extend digits 2 - 5
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Peroneus longus m.

From lateral tibial condyle, proximal fibula, and lateral collateral ligament of stifle to plantar aspect of metatarsal base and 4th tarsal bone

Deep peroneal n.

Flex tarsus and rotate plantar paw laterally
Which muscle is this (under 1 and 2)?
Origin and insertion?
Innervation?
Action?
Lateral digital extensor m.

From proximal 1/3 of fibula to proximal phalanx of digit 5

Superficial peroneal n.

Flex tarsus and extend/abduct digit 5
Which muscle is this (in the middle)?
Origin and insertion?
Innervation?
Action?
Peroneus brevis m.

From distal 2/3 of fibula and lateral tibia to proximal end of metatarsal V

Superficial peroneal n.

Flex tarsus
What are the caudal muscles of the crus? What innervates these?
Gastrocnemius
Superficial digital flexor
Deep digital flexor
Popliteus mm.

Tibial n.
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Lateral head of Gastrocnemius m.

From lateral femoral supracondylar tuberosity to tuber calcanei

Tibial n.

Flex stifle and extend tarsus
Which muscle is this (specific head)?
Origin and insertion?
Innervation?
Action?
Medial head of Gastrocnemius m.

From medial femoral supracondylar tuberosity to tuber calcanei

Tibial n.

Flex stifle and extend the tarsus
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Superficial digital flexor m.

From lateral femoral supracondylar tuberosity to tuber calcanei and proximal plantar aspect of middle phalanx 2 - 5

Tibial n.

Flex stifle and proximal interphalangeal joints 2 - 5
extend tarsus
Which muscles contribute to the common calcaneal tendon in the dog? In the cat?
Gastrocnemius, biceps femoris, semitendinosus, gracilis, and superficial digital flexor mm.
Cat has all of the above and add soleus m.
What are the two heads of the deep digital flexor? What is the alternate name for these?
Lateral head (flexor hallucis longus m.)
Medial head (flexor digitorum longus m.)
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Lateral head of deep digital flexor m. (flexor hallucis longus m.)

From proximal tibia and fibula to flexor process of distal 2 - 5 phalanges

Tibial n.

Extends tarsus and flex digits 2 - 5
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Medial head of deep digital flexor m. (flexor digitorum longus m.)

From proximal tibia to flexor process of distal phalanx 2 - 5

Tibial n.

Extend tarsus and flex digits 2 - 5
What structures course through the flexor canal?
Tendon of deep digital flexor (lateral head)
Tibial n. (Medial and lateral plantar nn.)
saphenous a. (caudal br.)
medial saphenous v. (caudal br.)
lymphatics
Who is this little guy hiding behind DDF?
Origin and insertion?
Innervation?
Action?
Caudal tibial m.

From proximal fibula and prox. caudal tibia to tarsal ligaments

Tibial n.

Extend tarsus
Who is this little guy hiding behind DDF?
Origin and insertion?
Innervation?
Action?
Caudal tibial m.

From proximal fibula and prox. caudal tibia to tarsal ligaments

Tibial n.

Extend tarsus
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Popliteus m.

From femoral popliteal fossa proximal 1/3 of caudal tibia

Tibial n.

Flex stifle and rotates crus medially
Which muscle is this?
Origin and insertion?
Innervation?
Action?
Popliteus m.

From femoral popliteal fossa proximal 1/3 of caudal tibia

Tibial n.

Flex stifle and rotates crus medially
Which muscle is this? What is unique about it?
Origin and insertion?
Innervation?
Action?
Soleus m. (not in the dawg)

From proximal fibula to common calcaneal tendon

Tibial n.

Extend tarsus
ID these structures
A - Gastrocnemius m.
B - Tendon of biceps femoris m.
C - Tendon of semitendinosis and gracilis mm.
D - Tendon of DDF
E - Flexor mannica
A - Peroneus longus m.
B - Cranial tibial m.
C - Deep digital flexor (lat head)
D - Long digital extensor m.
E - Peroneus brevis m.
ID these muscles. Which nerve innervates all of these?
A - Cranial tibial m.
B - Long digital extensor m.
C - Peroneus longus m.
E - Lateral digital extensor m.
D - Peroneus brevis m.
Common peroneal n.