Week 4: Muscles of the Pelvic Limb (Origins, Insertions, Actions) Flashcards
What are the hamstring muscles
- Biceps femoris
- Semitendinosus
- Semimembranosus
Biceps femoris origin (2)
- Sacrotuberous ligament
- Ischiatic tuberosity
Biceps femoris insertion (4)
- Patella
- Patellar ligament
- Cranial border of tibia via fascia lata and crural fascia
- Tuber calcanei via common calcanean tendon
Biceps femoris action (3)
- Extend hip and hock
- Can extend the stifle during weight bearing
- Can flex the stifle during non-weight bearing
Semitendinosus origin
-Ischiatic tuberosity
Semitendinosus insertion (2)
- Medial surface of tibial body
- Tuber calcanei via common calcanean tendon
Semitendinosus action (2)
- Extend hip and hock
- Flex stifle
The tendon of the biceps femoris contributes to what?
The common calcanean tendon
The lymph node associated with the biceps femoris?
- Popliteal lymph node
- Located at the caudal border
The tendon of the semitendinosus contributes to what?
Common calcanean tendon
Semimembranosus origin
Ischiatic tuberosity
Semimembranosus insertion (2)
- Distal and medial aspect of the caudal femur
- Medial condyle of the tibia
Semimembranosus action (3)
- Extend hip
- Extend stifle when weight bearing
- Flex stifle when non-weight bearing
Sartorius origin
Ilium
Sartorius insertion (2)
- Patella
- Cranial border of tibia
Sartorius action (3)
- Flex hip
- Extend stifle when weight bearing
- Flex stifle when non-weight bearing
What forms the caudal border of the femoral triangle
Sartorius
A pulse of the femoral artery can be palpated caudal to what muscle
Sartorius
Gracilis tendon contributes to
The common calcanean tendon
Gracilis origin
Pelvic symphysis via symphysial tendon
Gracilis insertion (2)
- Cranial border of tibia
- Tuber calcanei via common calcanean tendon
Gracilis action (3)
- Adduct limb
- Flex stifle
- Extend hip and hock
Pectineus origin
Pubis
Pectineus insertion
Distal end of caudomedial aspect of femur
Pectineus action
adduct limb