Pelvic Limb Muscles (divided)

Superficial Gluteal (Group)

Rump Muscles - extend hip, abduct limb

Superficial Gluteal (Action)

extend the hip; minor - abduct the limb

Superficial Gluteal (Attachment)

Sacrum, sacrotuberous ligament and third trochanter of the femur

Superficial Gluteal (Blood Supply)

Cd. gluteal a.

Superficial Gluteal (Innervation)

Cd. gluteal n.

Middle Gluteal (Group)

Rump Muscles - extend hip, abduct limb

Middle Gluteal (Action)

extend the hip, abduction

Middle Gluteal (Attachment)

crest, gluteal surface of the ilium and greater trochanter

Middle Gluteal (Blood Supply)

Cr. gluteal a.

Middle Gluteal (Innervation)

Cr. gluteal n.

Piriformis m. (Description)

part of the middle gluteal

Deep Gluteal (Group)

Rump Muscles - extend hip, abduct limb

Deep Gluteal (Action)

extend and abduct the hip

Deep Gluteal (Attachment)

body of the ilium, ischiatic spine and greater trochanter

Deep Gluteal (Blood Supply)

Cr. gluteal a.

Deep Gluteal (Innervation)

Cr. gluteal n.

Gluteofemoralis (Note)

Found in cats only

Gluteofemoralis (Action)

Abduct the hip or move tail laterally

Gluteofemoralis (Attachment)

Caudal vertebrae 2-4, terminates in fascia lata

Quadriceps Femoris (Group)

Cranial Thigh Muscles - flex hip, extend stifle

Quadriceps Femoris (Details)

4 heads - rectus femoris m., vastus lateralis m., vastus medialis m., vastus intermedius m.

Quadriceps Femoris (Action)

extend the stifle; rectus femoris m. also flexes the hip

Quadriceps Femoris (Attachment)

rectus femoris m. - tuberosity for the rectus femoris m. to tibial tuberosity; vastus lateralis, vastus medialis, and vastus intermedius m. - proximal femur to tibial tuberosity

Quadriceps Femoris (Blood Supply)

Lateral Circumflex Femoral a.

Quadriceps Femoris (Innervation)

Femoral n.

Tensor Fascia Latae (Group)

Cranial Thigh Muscles - flex hip, extend stifle

Tensor Fascia Latae (Action)

tense the lateral femoral fasciae; flex the hip and extend the stifle

Tensor Fascia Latae (Attachment)

tuber coxae, patellar ligament/tibial tuberosity by way of fascia

Tensor Fascia Latae (Blood Supply)

Lateral Circumflex Femoral a.

Tensor Fascia Latae (Innervation)

Cr. gluteal n.

Sartorius (Group)

Cranial Thigh Muscles - flex hip, extend stifle

Sartorius (Action)

flex the hip and stifle, can also extend the stifle

Sartorius (Attachment)

iliac crest, cranial border of the tibia

Sartorius (Blood Supply)

Lateral Circumflex Femoral a.

Sartorius (Innervation)

Femoral n.

Gracilis (Group)

Medial Thigh Muscles - adductors

Gracilis (Action)

adduct the limb, extend the hip and tarsal joints, flex stifle

Gracilis (Attachment)

pelvic symphasis, cranial tibia, tuber calcanei

Gracilis (Blood Supply)

Deep Femoral a., Caudal Femoral a.

Gracilis (Innervation)

Obturator n.

Adductor (Group)

Medial Thigh Muscles - adductors

Adductor (Action)

adduct the limb and extend the hip

Adductor (Attachment)

pelvic symphysis and ventral pubis, caudal (medial) aspect of femur

Adductor (Blood Supply)

Deep Femoral a., Caudal Femoral a.

Adductor (Innervation)

Obturator n.

Iliopsoas m. ? (Group)

Medial Thigh Muscles - adductors

Iliopsoas m. ? (Action)

Flex the hip and lumbar vertebral column

Iliopsoas m. ? (Attachment)

lumbar vertebrae, cranioventral ilium, lesser trochanter of femur

Iliopsoas m. ? (Blood Supply)

Deep Femoral a., Caudal Femoral a.?

Iliopsoas m. ? (Innervation)

Obturator n.?

Pectineus (Group)

Medial Thigh Muscles - adductors

Pectineus (Action)

adduct the limb

Pectineus (Attachment)

iliopubic eminence and caudomedial aspect of femur

Pectineus (Blood Supply)

Deep Femoral a., Caudal Femoral a.

Pectineus (Innervation)

Obturator n.

Biceps Femoris (Group)

Caudal Thigh Muscles - Flex/Extend Stifle, extend hip

Biceps Femoris (Action)

Extend the hip, stifle and hock; flex the stifle (caudal part)

Biceps Femoris (Attachment)

sacrotuberous ligament and ischiatic tuberosity, patellar ligament and tibial tuberosity/body; tuber calcanei

Biceps Femoris (Blood Supply)

Deep femoral a., Cd. Gluteal a., Caudal Femoral a.

Biceps Femoris (Innervation)

Sciatic n.

Semimembranosus (Group)

Caudal Thigh Muscles - Flex/Extend Stifle, extend hip

Semimembranosus (Action)

extend the hip and stifle (can also flex stifle)

Semimembranosus (Attachment)

ischiatic tuberosity, medial condyle of femur and tibia

Semimembranosus (Blood Supply)

Deep femoral a., Cd. Gluteal a., Caudal Femoral a.

Semimembranosus (Innervation)

Sciatic n.

Semitendinosus (Group)

Caudal Thigh Muscles - Flex/Extend Stifle, extend hip

Semitendinosus (Action)

extend the hip and tarsus, flex the stifle

Semitendinosus (Attachment)

ischiatic tuberosity, medial tibia and tuber calcanei

Semitendinosus (Blood Supply)

Deep femoral a., Cd. Gluteal a., Caudal Femoral a.

Semitendinosus (Innervation)

Sciatic n.

Cranial Tibial (Group)

Cranial Muscles of Crus - flex hock, extend digits

Cranial Tibial (Action)

flex the tarsus

Cranial Tibial (Attachment)

Cranial border of the tibia and proximal MT I and II

Cranial Tibial (Blood Supply)

Cranial Tibial a.

Cranial Tibial (Innervation)

Common fibular n.

Fibularis Longus (Group)

Cranial Muscles of Crus - flex hock, extend digits

Fibularis Longus (Action)

flex tarsus

Fibularis Longus (Attachment)

lateral condyle of the tibia, fibular head, plantar aspect of the proximal ends of MT II-V

Fibularis Longus (Blood Supply)

Cranial Tibial a.

Fibularis Longus (Innervation)

Common fibular n.

Long Digital Extensor (Group)

Cranial Muscles of Crus - flex hock, extend digits

Long Digital Extensor (Action)

flex the tarsus, extend digits II-V

Long Digital Extensor (Attachment)

extensor fossa of the femur and distal phalanges of the weight bearing digits (II-V)

Long Digital Extensor (Blood Supply)

Cranial Tibial a.

Long Digital Extensor (Innervation)

Common fibular n.

Lateral Digital Extensor (Group)

Cranial Muscles of Crus - flex hock, extend digits

Lateral Digital Extensor (Action)

extends digit V

Lateral Digital Extensor (Attachment)

proximal fibula, distal phalanx digit V

Lateral Digital Extensor (Blood Supply)

Cranial Tibial a.

Lateral Digital Extensor (Innervation)

Common fibular n.

Fibularis Brevis (Group)

Cranial Muscles of Crus - flex hock, extend digits

Fibularis Brevis (Action)

weak flexor of the tarsus

Fibularis Brevis (Attachment)

Fibula, MT V

Fibularis Brevis (Blood Supply)

Cranial Tibial a.

Fibularis Brevis (Innervation)

Common fibular n.

Popliteus (rotator) (Group)

Caudal Muscles of Crus - extend hock, flex digits

Popliteus (rotator) (Action)

rotate the leg medially, flex the stifle

Popliteus (rotator) (Attachment)

lateral condyle of femur; caudal flexor tibia

Popliteus (rotator) (Blood Supply)

Popliteal a., distal caudal femoral a.

Popliteus (rotator) (Innervation)

Tibial n.