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what inervates gluteus maximus?
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what inervates gluteus medius?
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gross 1 quiz 3
| Question | Answer |
|---|---|
| what inervates gluteus maximus? | inferior gluteal nerve |
| what inervates gluteus medius? | superior gluteal nerve |
| what inervates minimus? | superior gluteal nerve |
| what inervates inferior gemellus? | nerve to the quadratus femoris |
| what inervates superior gemellus? | nerve to the obturator internus? |
| what inervates quadratus femoris? | nerve to the quadratus femoris |
| what inervates piriformis? | branches of anterior rami |
| what inervates tensor of fascia lata? | superior gluteal nerve |
| What is the action of biceps femoris (long head)? | extension of hip, flexion at knee, lateral rotation of knee |
| What is the action ofbiceps femoris (short head)? | flexion of knee, lateral rotation of knee |
| What is the action of adductor magnus? | extension, adduction of hip |
| What is the action of semitendinosus? | extension of hip, flexion of knee, medial rotation of knee |
| What is the action of semimembranosis? | extension of hip, flexion of knee, medial rotation of knee |
| What do the superior and inferior gluteal nerves pass thru? | greater sciatic foramen |
| What percent of the gluteus maximus muscle fibers insert into the iliotibial tract and gluteal tuberosity? | Tract: 75%(3/4) Tubercle: 25%(1/4) |
| what are the boundries of the popliteal fossa? | SL: biceps femoris SM: semimembranosus IL: gastrocnemius (lateral head) IM: gasttrocnimius (medial head) |
| In order from posterior to anterior, list the popliteal artery,tibial nerve, and popliteal vein | (Posterior --> Anterior) tibial nerve, popliteal vein, popliteal artery |
| tibialis posterior, flexor digitorum longus, and flexor hallicus longus tendons go in what order as they pass posterior to the medial malleolus? | anterior to posterior (TB> FDL> FHL) |
| The tibial nerve and posterior tibial artery pas deep to the ? | flexor retinaculum |
| How many muscles of the posterior leg act on the knee? | 3 (ST, SM, BF) |
| When present, the planteris tendon is found where? | between the gastrocnemius and soleus |
| The peroneal artery is a branchof what artery? | posterior tibial artery |
| The superior cluneal nerves are branches of? | Lateral cutaneous branches of posterior rami (DPR) of L1-L3 spinal nerves |
| What is inervated by the superior gluteal nerve? | tensor fascia lata, gluteus minimus, and gluteau medius |
| What are the actions of the tensor fascia lata? | abduct and medially rotate thigh |
| What passes thru the greater and lesser sciatic foramen? | (nerve to the obturator internus), (internal pudendal artery and vein(, ( pudendal nerve) |
| What inserts on the superior border of the greater trochanter? | priformis |
| What inserts on the medial surface of the greater trochanter? | obturator internus |
| What inserts on the lateral surface of the greater trochanter? | gluteus medius |
| What inserts on the anterior surface of the greater trochanter? | gluteus minimus |
| What inserts on the quadrate tubercle of intertrochanteric crest? | qudratus femoris |
| What extends the thigh at the hip, flexes the leg at the knee, and rotates the leg laterally? | long head of the biceps femoris |
| The popliteal artery divides into the anterior and posterior tinial arteries at the level of the ________ border of the popliteus muscle | inferior |
| What muscles make up the triceps surae? | (3 headed calf) med/lat head of gastrocnemius, and soleus |
| t/f The popliteus muscle laterally rotates the tibia against the femur? | false, rotates it medially |
| The plantaris originates poximal to the _________ head of the gastrocnemius | lateral |
| t/f The plantaris tendon travels deep to the soleus muscle? | false |
| t/f The tibial nerve innervates all the plantarflexors of the ankle? | false |
| What seperates the superficial and deep portions of the posterior compartment of the leg? | Transverse intermuscular septum |
| What are the terminal branches of the posterior tibial artery? | medial and lateral plantar arteries |
| The middle cluneal nerves are branches of? | DPR S1-S3 |
| What does the nerve to the quadratus femoris inervate? | quadratus femoris muscle and the inferior gemellus muscle |
| The distal insertion of the gluteus maximus muscle, via the iliotibial tract, is on the? | lateral condyle of the tibia |
| Which gluteal muscle extends the thigh at the hip? | gluteus maximus |
| Does the short or long head insert on the head of the fibula? | both |
| Which head of the biceps femoris is innervated by the common fibular division of the sciatic? | Short head |
| What does th elesser saphenous vein anastomoses with? | popliteal |
| The action of the popliteus muscle is to initiate flexion of the knee by________ rotating the tibia on hte femur | medially |
| What is the action of the soleus? | plantarflex the ankle |
| The peroneal artery to the lateral legmuscles is a branch of the? | posterior tibial |
| While standing on one leg, a patient's weak gluteus medius muscle allows their pelvis to droop on yhe unsupported side. this is considered a positive_________test | Trendelenberg |
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