muscles of leg - كلية الطب...lecture objectives •list the muscles of the leg. •describe...
TRANSCRIPT
![Page 1: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/1.jpg)
Muscles of Leg
![Page 2: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/2.jpg)
Lecture Objectives
• List the muscles of the leg.• Describe the attachments of the leg muscles and their nerve supply.• Describe the popliteal fossa.• List the content of the popliteal fossa.• Understand the clinical importance of the popliteal fossa.
![Page 3: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/3.jpg)
Popliteal fossa
• Shape • Boundaries• Content
• Popliteal vessels• Small saphenous vein• Common peroneal & tibial nerves• Lymph nodes
• Popliteal fascia
![Page 4: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/4.jpg)
Leg Compartments
![Page 5: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/5.jpg)
Leg compartments
![Page 6: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/6.jpg)
Muscles of Anterior Compartment of Leg
Dorsiflexors of the ankleDeep fibular nerveSuperior extensor retinaculumInferior extensor retinaculum
![Page 7: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/7.jpg)
Muscles of Anterior Compartment of Leg• Tibialis anterior• Extensor digitorum longus
• Extensor expansion (proximal phalanx)• Central band (middle phalanx)• Lateral bands (distal phalanx)
• Extensor hallucis longus• Fibularis tertius
![Page 8: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/8.jpg)
Muscles of Lateral Compartment of LegEversion of footSuperficial fibular nerveSuperior peroneal retinaculumInferior peroneal retinaculum
![Page 9: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/9.jpg)
Muscles of Lateral Compartment of Leg• Peroneus (fibularis) longus m.
• Longer & superficial• Peroneus (fibularis) brevis m.
![Page 10: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/10.jpg)
Anterolateral Compartment of Leg:Relations
• Common Peroneal Nerve• Superficial peroneal n.
• Descends in the lateral compartment between peroneus longus & previs mm.
• Deep peroneal n.• Descends in the anterior compartment deep to the extensor digitorum longus m.
• Anterior to the interosseous membrane • Accompanies the anterior tibial vessels
• Anterior Tibial Artery• Traverse the interosseous membrane • Companies the deep peroneal n.
![Page 11: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/11.jpg)
![Page 12: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/12.jpg)
Muscles of the Posterior Compartment of Leg
Planter flexionTibial nerve
• Superficial layer (calf muscles)Transverse intermuscular septum• Deep layer
![Page 13: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/13.jpg)
Posterior Compartment of LegSuperficial layer (calf muscles)
Calcaneal tendon• Gastrocnemius
• Large, superficial• Two heads• Flex knee and ankle
• Soleus• Plantaris
• Flex knee and ankle• Traverse the knee articular capsule
![Page 14: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/14.jpg)
![Page 15: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/15.jpg)
Posterior Compartment of Leg: Deep layerTransverse intermuscular septumFlexor retinaculum
![Page 16: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/16.jpg)
Posterior Compartment of Leg:Deep layer
• Popliteus• Flexor hallucis longus• Flexor digitorum longus• Tibialis posterior
• inversion
![Page 17: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/17.jpg)
Deep Layer: Muscular Relation
At Ankle At Leg
![Page 18: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/18.jpg)
![Page 19: Muscles of Leg - كلية الطب...Lecture Objectives •List the muscles of the leg. •Describe the attachments of the leg muscles and their nerve supply. •Describe the popliteal](https://reader033.vdocuments.net/reader033/viewer/2022042019/5e76950f964c934d4e6979bc/html5/thumbnails/19.jpg)
Posterior Compartment of Leg: RelationsPosterior Tibial ArteryTibial Nerve
• Accompany each other• Deep to gastrocnemius and soleus mm.
• Deep to flexor retinaculum• Superficial