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120 Cards in this Set

  • Front
  • Back
Where does the tensor fasciae latae originate?
Tuber coxae and adjacent part of ilium
Where does the tensor fasciae latae insert?
Lateral femoral fascia
What is the function of the tensor fasciae latae?
Tenses the lateral femoral fascia, flexes the hip, and extends the stifle
Which nerve innervates the tensor fasciae latae?
Cranial gluteal nerve
Where does the deep gluteal muscle originate?
Body of the ilium and the ischiatic spine
Where does the deep gluteal muscle insert?
Cranial aspect of the greater trochanter
What is the function of the deep gluteal muscle?
Extend and abduct the hip; rotate pelvic limb medially
Which nerve innervates the deep gluteal muscle?
Cranial gluteal nerve
Where does the middle gluteal muscle originate?
Crest and gluteal surface of ilium
Where does the middle gluteal muscle insert?
Greater trochanter
What is the function of the middle gluteal muscle?
Extend and abduct the hip; rotate pelvic limb medially
Which nerve innervates the middle gluteal muscle?
Cranial gluteal nerve
Where does the superficial gluteal muscle originate?
Lateral border of sacrum, first caudal vertebra, and sacrotuberous ligament
Where does the superficial gluteal muscle insert?
Third trochanter
What is the function of the superficial gluteal muscle?
Extend the hip and abduct the limb
Which nerve innervates the superficial gluteal muscle?
Caudal gluteal nerve
Where does the piriformis muscle originate?
Ventral surface of the sacrum, sacrotuberous ligament
Where does the piriformis insert?
Greater trochanter
What is the function of the piriformis?
Extend the hip
Which nerve innervates the piriformis?
Cranial/caudal gluteal nerve
Where does the internal obturator muscle originate?
Symphysis pelvis and the dorsal surface of the ischium and pubis
Where does the internal obturator muscle insert?
Trochanteric fossa of the femur
What is the function of the internal obturator muscle?
Rotate the pelvic limb laterally at the hip
What is the innervation to the internal obturator muscle?
Sciatic nerve
Where does the gemelli muscle originate?
Lateral surface of the ischium, caudal to the acetabulum and ventral to the lesser ischiatic notch
Where does the gemelli muscle insert?
Trochanteric fossa
What is the innervation of the gemelli muscle?
Sciatic nerve
Where does the quadratus femoris originate?
Ventral surface of the caudal part of ischium
Where does the quadratus femoris insert?
Intertrochanteric crest
What is the function of the quadratus femoris?
To extend the hip and rotate the pelvic limb laterally
What is the innervation to the quadratus femoris?
Sciatic nerve
Where does the external obturator muscle originate?
Ventral surface of the pubis and ischium
Where does the external obturator insert?
Trochanteric fossa
What is the function of the external obturator?
Rotate pelvic limb laterally
What is the innervation of the external obturator?
Obturator nerve
Where does the biceps femoris muscle originate?
Sacrotuberous ligament and the ischiatic tuberosity
Where does biceps femoris insert?
Fascia latae and crural fascia to patella, patellar ligament, cranial border of tibia
What is the function of the biceps femoris?
Extend hip, stifle, hock
What is the innervation to biceps femoris?
Sciatic nerve
Where does semitendinosus originate?
Ischiatic tuberosity
Where does semitendinosus insert?
Disto-cranial border of the tibia. The medial surface of the body of the tibia and the tuber calcanei by means of the crural fascia
What is the function of the semitendinosus?
Extends the hip, flexes the stifle, and extends the hock
What is the innervation to the semitendinosus?
Sciatic nerve
Where does the semimembranosus originate?
Ischiatic tuberosity
Where does semimembranosus insert?
Distal, medial, caudal portion femur; medial condyle of tibia
What is the function of semimembranosus?
Extend the hip & stifle
What is the innervation to semimembranosus?
Sciatic nerve
Where does the gracilis originate?
Pelvic symphysis
Where does the gracilis insert?
Cranial border of tibia
What is the function of gracilis?
Adduct limb, flex stifle, extend hip and hock
What innervates the gracilis?
Obturator nerve
What are the 2 parts of the adductor muscle?
Magnus and longus (not clearly divisible)
Where does the adductor muscle originate?
Pelvic symphysis (by means of symphysial tendon)
Where does the adductor insert?
Lateral lip of the caudal rough face of the femur
What is the function of the adductor?
Adducts limb and extends hip
Which nerve innervates the adductor?
Obturator nerve
Where does the pectineus originate?
Iliopubic eminence and pubic tubercle
Where does the pectineus insert?
Distal end of the medial lip of the caudal rough face of the femur
What is the function of the pectineus muscle?
Adduct limb
What is the innervation to the pectineus?
Obturator nerve
What are the 2 parts to the sartorius?
Cranial and caudal part
Where does the sartorius originate?
Cranial part: crest of ilium, thoracolumbar fascia
Caudal part: cranial ventral iliac spine and adjacent ventral border of ilium
Where does the sartorius insert?
Cranial: patella
Caudal: cranial border of tibia
What is the function of the sartorius?
Flexes the hip; cranial part also extends the stifle; caudal part also flexes the stifle
What is the innervation to the sartorius?
Femoral nerve
What are the 4 parts of the quadriceps femoris?
Rectus femoris, vastus lateralis, vastus medialis, vastus intermedialis
Where do the quadriceps femoris originate?
Vasti muscles: proximal femur
Rectus femoris: ilium
Where do the quadriceps femoris insert?
Tibial tuberosity
What is the function of the quadricep femoris?
Vasti muscles: extend the stifle
Rectus femoris: extends the hip
What is the innervation to the quadricep femoris?
Femoral nerve
Where does the iliopsoas originate?
Lumbar vertebrae and cranioventral ilium
Where does the iliopsoas insert?
Lesser trochanter
What is the function of the iliopsoas?
Flex the hip
What is the innervation to iliopsoas?
Lumbar spinal nerves and femoral nerve
Where does the cranial tibial muscle originate?
Extensor groove of tibia, lateral edge of cranial tibial border
Where does the cranial tibial muscle insert?
Plantar surface of the base of metatarsals I and II
What is the function of cranial tibial muscle?
Flex the tarsocrural joint and rotates paw laterally
What is the innervation to the cranial tibial muscle?
Common peroneal (fibular) nerve
Where does the long digital extensor originate?
Extensor fossa of femur
Where does the long digital extensor insert?
Dorsal aspect of distal phalanx of digits II and IV
What is the function of the long digital extensor?
Extends digits
What is the innervation to the long digital extensor?
Common peroneal nerve (fibular nerve)
Where does the fibularis longus originate?
Lateral condyle of the tibia, proximal end of the fibula, lateral epicondyle of the femur (by means of lateral collateral ligament of stifle)
Where does the fibularis longus insert?
Fourth tarsal bone; plantar aspect of the base of the metatarsals
What is the function of the fibularis longus?
Flex the tarsus and rotates the paw medially so that the plantar surface faces laterally
What is the innervation to the fibularis longus?
Common peroneal (fibular) nerve
Where does the short digital extensor originate?
Dorsal surface distally on the calcaneus
Where does the short digital extensor insert?
With the long digital extensor muscle on digits II and IV
What is the function of the short digital extensor?
Extends digits
What is the innervation to the short digital extensor?
Common peroneal (fibular) nerve
Where does the extensor digitalis I longus originate?
Cranial surface of the fibula
Where does the extensor digitalis I longus insert?
Dorsal fascia of digits I and II
What is the function of the extensor digitalis I longus?
Extends digits I and II
What is the innervation to the extensor digitalis I longus?
Common peroneal (fibular) nerve
Where does the lateral digital extensor originate?
Proximal cranial surface of fibula, lateral collateral ligament of the femerotibial joint
Where does the lateral digital extensor insert?
Dorsal surface of distal phalax of digit V
What is the function of the lateral digital extensor?
Extends digit V
What is the innervation to the lateral digital extensor?
Common peroneal (fibular) nerve
Where does the fibularis brevis originate?
Distal 2/3 of the lateral surface of the fibula
Where does the fibularis brevis insert?
Lateral prominence at the proximal end of metatarsal V
What is the function of the fibularis brevis?
Flexes tarsal joint
What is the innervation to the fibularis brevis?
Common peroneal (fibular) nerve
What are the 2 parts to the gastrocnemius?
Lateral head and medial head
Where does the gastrocnemius originate?
Medial and lateral supracondylar tuberosities of the femur
Where does the gastrocnemius insert?
Proximal dorsal surface of the tuber calcanei
What is the function of the gastrocnemius?
Extends the tarsus and flexes the stifle
What is the innervation to the gastrocnemius?
Tibial nerve
Where does the superficial digital flexor originate?
Lateral supracondylar tuberosity of the femur
Where does the superficial digital flexor insert?
Tuber calacnei and the bases of the middle phalanges of digits II, III, IV, and V
What is the function of the superficial digital flexor
Flexes first 2 digital joints of the principle digits; flexes the stifle; extends the tarsus
What is the innervation to the superficial digital flexor?
Tibial nerve
What are the parts of the deep digital flexor?
Lateral head and medial head
Where does the deep digital flexor originate?
Caudal aspect of proximal 2/3 of tibia, proximal half of the fibula, adjacent interosseus membrane
Where does the deep digital flexor insert?
Flexor tubercle on the plantar surface or the base of each of the distal phalanges
What is the function of the deep digital flexor?
Flexes the digits and extends the tarsus
What is the innervation to the deep digital flexor?
Tibial nerve
Where does the popliteus originate?
Lateral epicondyle of the femur
Where does the popliteus insert?
Proximal third of the caudal surface of the tibia
What is the function of the popliteus?
Rotates leg medially
What is the innervation to the popliteus?
Tibial nerve