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32 Cards in this Set
- Front
- Back
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What nerves supply cutaneous innervation to the gluteal region?
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Superior, medial, and inferior cluneal nerves
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What are the (4) gluteal muscles?
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Gluteus maximus
Gluteus medius Gluteus minimus Tensor fasciae latae |
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Which gluteal muscles insert into the greater trochanter?
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Gluteus medius
Gluteus minimus |
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Which gluteal muscle inserts into the gluteal tuberosity and iliotibial tract?
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Gluteus maximus
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Does the gluteus maximus rotate the thigh medially or laterally?
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Laterally
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Which gluteus muscles abduct and medially rotate the thigh?
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Gluteus medius
Gluteus minimus |
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What foramen does the piriformis pass to leave its origin, the sacrum?
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through the greater sciatic foramen to the greater trochanter
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What muscles are innervated by the inferior gluteal nerve?
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Gluteus maximus
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What muscles are innervated by the superior gluteal nerve?
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Tensor fasciae latae
Gluteus medius Gluteus minimus |
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In the majority of cases, what is the relationship of the sciatic nerve and the piriformis muscle?
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Sciatic will run directly inferior of the piriformis muscle (87%)
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What are the two divisions of the sciatic nerve?
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Tibial
Common fibular |
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Why is it important to use the anterior superior portion of the gluteus for intragluteal injections?
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To avoid hitting the sciatic nerve
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Describe Trendelenburg's sign.
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Loss of superior gluteal nerve innervation, resulting in the loss of abduction of the hips.
Unsupported side sags |
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Where does blood supply to the gluteal region come from?
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Superior and inferior gluteal arteries off of the internal iliac
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Where do the superior and inferior gluteal arteries anatomose to supply the lower limb?
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Joins cruciate anastomosis by joining lateral femoral circumflex around the head of the femur.
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What are the (6) lateral rotator muscles in the gluteal region?
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PGOGOQ
Piriformis Gemellus superior Obturator internus Gemellus inferior Obturator externus Quadratus femoris |
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All of the muscles of the posterior thigh cross two joints except ...
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Short head of the biceps
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What are the (3) hamstring muscles? How many joints do they cross?
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2 joints
Semitendinosus Semimembranosus Biceps femoris (long head) |
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What posterior thigh muscles do not cross two joints and are not hamstring muscles?
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Short head of the biceps
Adductor magnus |
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What is the common origin of the semitendinosus, semimembranosus, long head of the biceps femoris, and adductor magnus?
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Ischial tuberosity
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Which muscles share the attachment point pes anserinus? What is their innervation?
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SGT FOT
Sartorius: Femoral Gracilis: Obturatur Semitendinosus: Tibial |
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What muscle in the posterior thigh is not innervated by the sciatic nerve?
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Short head of the biceps femoris is innervated by the common peroneal nerve
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What is the blood supply for the posterior thigh?
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From the perforating branches of the profunda femoris
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Describe an avulsion fracture of the hip bone.
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Hamstring detachment from the ischial tuberosity, breaking a piece of the bone away with the tendon
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What are the boundaries of the popliteal fossa?
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Superior medial: semitendinosus / semimembranosus
Superior lateral: Biceps femoris Inferior lateral/medial: Gastrocnemius |
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What nerves pass through the popliteal fossa?
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Tibial
Common peroneal |
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What are the superficial veins and nerves of the popliteal fossa?
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Small saphenous vein
Terminal branches of posterior cutaneous nerve |
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What are the deep arteries of the popliteal fossa?
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Popliteal vessels
Genicular arteries |
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In the popliteal fossa, what is the organization of the vessles and nerves?
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From medial to lateral:
Artery Vein Nerve: gives off peroneal that wraps around fibula |
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What are the division of the popliteal artery below the knee?
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Anterior tibial: towards interosseous membrane
Posterior tibial |
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What are the collateral arteries around the knee?
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Superior and inferior genicular artery (medial and lateral)
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What are the divisions of the common peroneal?
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Superficial and deep peroneal
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