Page 152 - Anatomy and Physiology of Farm Animals, 8th Edition

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Table 7-3. Muscles of the Pelvic Limb
Muscle Origin Insertion Primary Actions Innervation
m. biceps femoris Sacrum, sacrosciatic ligament, Patellar ligament, patella, and tibia Extension of hip and stifle (cranial part Caudal gluteal
( m. gluteobiceps in ruminants) ischial tuber via femoral and crural fascia, of m.); flexion of stifle and extension of and tibial nn.
calcaneal tuber hock (caudal part)
m. semitendinosus Sacrum and caudal vertebrae, Cranial tibia, crural fascia, calcaneal Extension of hip, stifle, and hock Caudal gluteal
sacrosciatic ligament, ischial tuber (when weightbearing); flexion of and tibial nn.
tuber stifle (when limb off ground)
m. semimembranosus C audal vertebrae, sacrosciatic Medial distal femur, medial proximal Extension of hip and stifle Caudal gluteal
ligament, ischial tuber tibia (whenweightbearing); flexion of stifle and tibial nn.
(when limb off ground)
m. iliopsoas V entral aspects of lumbar Lesser trochanter of femur Flexion of hip Ventral branches
vertebrae, ilium, sacrum of lumbar spinal
nn.
m. sartorius I lium Medial fascia of stifle Flexion of hip, extension of stifle Femoral n.
m. quadriceps femoris Proximal femur (vastus mm.), Patella Extension of stifle, flexion of hip (rectus Femoral n.
m. rectus femoris body of ilium ( m. rectus only)
femoris )
m. vastus lateralis
m. vastus intermedius
m. vastus medialis
m. tensor fasciae latae T uber coxae Fascia lata Flexion of hip, extension of stifle Cranial gluteal n.
m. gluteus superficialis Gluteal fascia Third trochanter of femur Abduction of hip Cranial and caudal
gluteal nn.
m. gluteus medius W ing of ileum, tuber coxae, Greater trochanter of femur Extension of hip Cranial gluteal n.
sacrum, sacrosciatic ligament
m. gluteus profundus B ody of ilium Greater trochanter of femur Abduction of hip Cranial gluteal n.
m. gracilis P elvic symphysis Medial aspect tibial crest Adduction of limb Obturator n.
m. pectineus P ubis Medial aspect proximal tibia Adduction of limb, flexion of hip Obturator n.
m. adductor V entral pelvis Medial femur Adduction of limb Obturator n.
(Continued)