ANTR 350 1st Edition Lecture 20Outline of Last Lecture I. HipII. Knee III. Osteoarthritis Outline of Current Lecture II. Muscles of lower limbIII. Gluteal musclesIV. Thigh musclesV. Leg musclesVI. Foot musclesCurrent Lecture-muscles of lower limb-larger and more powerful than upper limb-separated into 4 groups-buttocks-thigh-leg-foot-gluteal muscles-gluteus maximus: powerful thigh extensor; inferior gluteal nerve-gluteus medius and minimus: abduction at hip; superior gluteal nerve-lateral rotators-thigh muscles-divided into 3 sections by fascia lata and intermuscular septaThese notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.-anterior:-muscles: iliopsoas, quadriceps femoris, Sartorius-action: all extend knee-innervation: femoral nerve-medial:-muscles: adductor magnus, longus, and brevis, gracilis-action: thigh adduction-innervation: obturator nerve-posterior: -muscles: hamstrings (ST, SM, BF)-action: flex knee-innervation: sciatic nerve-leg muscles-divided into 3 compartments by crural facia, intermuscular septa, and interosseus membrane-anterior: -muscles: TA, EDL, EHL-action: dorsiflexion-innervation: deep fibular nerve-lateral: -muscles: fibularis longus and brevis-actions: foot eversion-innervation: superficial fibular-posterior:-muscles:-superficial: gastrocs, soleus-deep: FHL, FDL, TP-action: plantar flexion-innervation: tibial nerve-intrinsic foot muscles-location: 20 total within foot, only 2 are on dorsal foot-actions: flexion of toes, help to maintain balance and grip surface while walking-innervation: tibial
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