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Anatomy Block III- Gluteal Region, Thigh, Lumbosacral Plexus

front 1 what makes up the bony structure of the lower limb	back 1 os coxae femur patella tibia fibula
front 2	back 2 a. os coxae b. femur c. patella d. fibula e. tibia
front 3	back 3 a. iliac crestes b. anterior superior iliac spine c. greater trochanter d. ischial tuberosity e. pubic crest and symphysis f. posterior superior iliac spine
front 4	back 4 a. iliac crest b. iliotibial tract c. tensor fasciae latae d. gluteus maximus e. ischial tuberosity f. iliotibial tract

front 5	back 5 a. gluteus medius b. gluteus maximus c. iliotibial tract
front 6	back 6 a. gluteus medius b. piriformis c. superior gemellus d. tendon of obturator internus e. inferior gemellus f. quadratus femoris
front 7	back 7 a. gluteus minimus b. piriformis c. superior gemellus d. inferior gemellus e. obturator internus
front 8	back 8 a. piriformis muscle b. sciatic nerve c. inferior gemellus muscle d. quadratus femoris muscle e. gluteus medius

front 9	back 9 tensor fascia lata
front 10	back 10 a. tensor fascia latae b. gluteus minimus c. gluteus medius d. quadratus femoris e. gluteus maximus f. piriformis g. superior and inferior gemelli h. obturator internus i. obturator externus
front 11 what contributes to lateral rotation of the thigh	back 11 quadratus femoris gluteus maximus piriformis superior and inferior gemelli obturator internus obturator externus (sartorius)
front 12 what contributes to medial rotation of the thigh	back 12 gluteus medius gluteus minimus tensor fasciae latae (pectineus)

front 13	back 13 a. inferior gluteal nerve and vessels b. supeiror gluteal nerve and vessels c. sciatic nerve
front 14	back 14 Trendelenberg Test
front 15 what does the Trendelenberg Test try to show	back 15 paralysis of the gluteus minimus and medius
front 16 what will the trendelenberg test show	back 16 hip falls to the opposite side of paralysis

front 17 what is the action of the gluteus maximus	back 17 extends the thigh and does lateral/external thigh rotation
front 18 what innervates the gluteus maximus	back 18 inferior gluteal nerve L5-S2
front 19 where does the gluteus maximus run	back 19 off posterior superior iliac spine and down near sacrum, runs over and blends with iliotibial tract
front 20 what is the action of the gluteus medius and minimus	back 20 abducts and medially rotates thigh (when hip flexed)

front 21 what innervates the gluteus medius and minimus	back 21 superior gluteal nerve L4-S1
front 22 where is the gluteus medius? minimus?	back 22 directly underneath gluteus maximus but pokes out top, under gluteus minimus
front 23 where does the gluteus medius run	back 23 from posterior os coxae to femur
front 24 what is the shape of the piriformis	back 24 triangular shaped

front 25 what action does the piriformis do	back 25 lateral thigh rotation
front 26 what innervates the piriformis	back 26 anterior rami S1-S2
front 27 what are the roles of the superior gemellus and obturator internus	back 27 lateral rotators of thigh
front 28 what innervates the superior gemellus and obturator internus	back 28 nerve to obturator internus L5-S1

front 29 what are the roles of the inferior gemellus and quadratus femoris	back 29 lateral rotators of thigh
front 30 what innervates the inferior gemellus and quadratus femoris	back 30 nerve to quadratus femoris L5-S1
front 31 where is the tensor fascia latae and what does it tense on	back 31 anterior muscle on front of hip joint, tenses in IT band/tract
front 32 what is the fascia latae	back 32 deep CT around most of thigh muscles

front 33 how to tight IT band symptoms manifest themselves	back 33 can be at hip or condyle of femur as it crosses knee
front 34 what supplies the blood to the gluteal region	back 34 superior and inferior gluteal arteries
front 35 where should you do a gluteal intramuscular injection	back 35 upper lateral quadrant of buttock to avoid sup/inf gluteal nerves and sciatic nerves
front 36	back 36 a. iliotibial tract b. fascia lata

front 37 what deep fascia surrounds the thigh	back 37 fascia latae and iliotibial tract/band
front 38 what compartments are formed by intermuscular septa	back 38 anterior, medial, posterior
front 39 what do muscles in the same compartment normally share	back 39 muscle action innervation blood supply
front 40 what is the shared action of the muscles in the anterior compartment of the thigh	back 40 flex thigh at hip, extend leg at knee

front 41 what is the innervation of the anterior thigh compartment	back 41 femoral nerve L2-L4
front 42 what is the major hip flexor muscle	back 42 iliopsoas
front 43 what innervates the iliacus	back 43 femoral nerve L2-L3
front 44 what innervates the psoas major	back 44 L1-L3 lumbar nerves

front 45 which of the quadriceps femoris muscles crosses the hip and can cause hip flexion	back 45 rectus femoris
front 46 what innervates the quadriceps femoris	back 46 femoral nerve
front 47 what are the muscles in the anterior compartment of the thigh	back 47 iliopsoas quadriceps femoris sartorius (pectineus)
front 48 what muscles make up the iliopsoas	back 48 iliacus psoas major

front 49 what muscles make up the quadriceps femoris	back 49 rectus femoris vastus medialis vastus lateralis vastus intermedius
front 50 where do the four muscles of the quadriceps femoris insert	back 50 onto quadriceps tendon, which inserts on patella and then patella inserts onto tibia via patellar ligament
front 51	back 51 a. psoas major b. iliacus c. sartorius d. rectus femoris e. vastus lateralis f. vastus medialis g. pectineus
front 52 what is the path of the sartorius	back 52 originates at anterior superior iliac spine, crosses anterior portion of the thigh and knee, inserts at media side of tibia

front 53 what is the role of the sartorius	back 53 flexes thigh and knee and laterally rotates leg (due to crossing orientation)
front 54 why is the pectineus included in the anterior compartment muscles even though it is an ADDUCTOR and should be in the medial compartment functionally?	back 54 because it is innervated by the femoral nerve
front 55 what is the action of the pectineus	back 55 adduction of the leg weak thigh flexor medial rotator
front 56 what is the blood supply of the anterior compartment of the thigh	back 56 femoral artery

front 57	back 57 a. vastus intermedius b. femoral nerve and vessels c. sartorius d. vastus medialis e. rectus femoris f. vastus lateralis
front 58	back 58 a. adductor longus b. gracilis
front 59 what is the function of the medial compartment of the thigh	back 59 adduction of the thigh
front 60 what muscles make up the medial compartment of the thigh	back 60 gracilis adductor longus adductor brevis adductor magnus obturator externus

front 61 what is the path of gracilis	back 61 from pubic region of os coxae and inserts to tibia to the same region as sartorius
front 62 what is the action of the gracilis	back 62 adduction of leg flexes thigh and knee
front 63 what innervates the gracilis	back 63 obturator nerve L2-L4
front 64 what innervates the adductor longus	back 64 obturator nerve

front 65 what innervates the adductor brevis	back 65 obturator nerve
front 66 what does the obturator externus do	back 66 lateral rotation of the thigh, not much adduction
front 67 what innervates the obturator externus	back 67 obturator nerve L2-L3
front 68 what do the adductor brevis and longus do	back 68 adduct the thigh

front 69 what are the two portions of the adductor magnus	back 69 adductor portion and hamstring portion
front 70 what are the funcitons of the adductor portion of the adductor magnus	back 70 adduction and flex thigh
front 71 what innervates the adductor portion of the adductor magnus	back 71 obturator nerve L2-L4
front 72 what innervates the hamstring portion of the adductor magnus	back 72 tibial nerve or sciatic before tibial branches off, from L4

front 73 what gives blood supply to the medial leg	back 73 obturator artery
front 74 what artery gives off branches to the posterior compartment but runs in the medial compartment	back 74 deep femoral artery
front 75 which adductors doesnt the obturator innervate	back 75 pectineus (femoral) hamstring portion of adductor magnus (tibial)
front 76 what is the function of the hamstring portion of the adductor magnus	back 76 extend hip

front 77	back 77 a. adductor longus b. adductor magnus
front 78	back 78 a. obturator externus b. adductor brevis c. adductor longus d. adductor magnus
front 79 where does the hamstring portion of the adductor magnus attach?	back 79 to the adductor tubercle
front 80	back 80 a. adductor tubercle, where hamstring attaches

front 81	back 81 a. deep femoral vessels b. adductor magnus c. adductor brevis d. gracilis e. adductor longus
front 82	back 82 obturator nerve
front 83	back 83 a. semitendinosus b. biceps femoris c. semimembranosus
front 84 what is the functino of the posterior compartment of the thigh	back 84 extend thigh and flex leg

front 85 what are the components of the hamstrings muscles	back 85 semitendinosus semimembranousus biceps femoris
front 86 where is the semitendinosus muscle	back 86 medial side on top of semimembranosus but thickens near popliteal fossa
front 87 where is the semimembranosus muscle	back 87 medial side under semitendinosus, flatter and more membranous
front 88 what are the actions of the semitendinosus	back 88 thigh extension and knee flexion

front 89 what are the actions of the semimembranosus	back 89 thigh extension and knee flexion
front 90 what are the actions of the biceps femoris	back 90 thigh extension and knee flexion
front 91 what innervates semitendinosus	back 91 tibial nerve
front 92 what innervates semimembranosus	back 92 tibial nerve

front 93 what innervates the biceps femoris	back 93 long head: tibial division of sciatic nerve L5-S2 short head: common fibular division of sciatic nerve
front 94 what nerve is present in the posterior compartment of the thigh	back 94 sciatic nerve
front 95 what gives blood to the posterior compartment	back 95 perforating branches of the deep femoral artery
front 96 what are the parts of the sciatic nerve	back 96 tibial division common fibular division

front 97	back 97 a. piriformis b. common fibular nerve c. common fibular nerve d. tibial nerve
front 98	back 98 a. iliotibial band/tract b. biceps femoris: short head c. biceps femoris: long head d. semitendinosus e. semimebranosus f. sciatic nerve
front 99	back 99 a. inguinal ligament b. adductor longus c. apex of femoral triangle d. sartorius
front 100 what passes through the saphenous opening	back 100 great saphenous vein

front 101 what often protrudes through the femoral canal in a femoral hernia	back 101 small intestine
front 102 how can the femoral hernia affect the body	back 102 can interfere with venous drainage, usually doesnt fix itself
front 103 what is the femoral triangle and canal	back 103 triangular space containing femoral vessels and nerve
front 104 what is the base of the femoral triangle	back 104 inguinal ligament

front 105 what is the lateral border of the femoral triangle	back 105 sartorius
front 106 what is the medial border of the femoral triangle	back 106 adductor longus
front 107 what forms the apex of the femoral triangle	back 107 adductor longus and sartorius
front 108 what does the femoral sheath cover	back 108 all but the femoral nerve

front 109 what is a femoral hernia	back 109 herniation through the femoral canal
front 110 is femoral herniation more common in women or men	back 110 women
front 111 what is the difference between hiatal and inguinal hernias	back 111 no data
front 112 what nerves make up the lumbar plexus	back 112 iliohypogastric nerve ilioinguinal nerve lateral femoral cutaneous nerve femoral nerve obturator nerve lumbosacral trunk

front 113 what nerves make up the sacral plexus	back 113 superior gluteal nerve inferior gluteal nerve nerve to piriformis sciatic nerve (common fibular division and tibial division) posterior femoral cutaneous nerve pudendal nerve
front 114 what kind of innervation supplies the leg extensors?	back 114 posterior division of anterior ramus
front 115 what kind of innervation supplies the thigh abductors	back 115 posterior division of anterior ramus
front 116 what kind of innervation supplies the leg flexors	back 116 anterior division of anterior ramus

front 117 what kind of innervation supplies the thigh adductors	back 117 anterior division of anterior ramus
front 118	back 118 a. femoral nerve b. lateral femoral sheath c. intermediate femoral sheath d. medial/canal femoral sheath
front 119	back 119 femoral hernia
front 120	back 120 a. femoral nerve b. obturator nerve c. lumbosacral trunk

front 121	back 121 a. superior gluteal nerve b. inferior gluteal nerve c. sciatic nerve, top part common fibular division and bottom part tibial division
front 122	back 122 a. dorsal ramus b. posterior division of anterior ramus - supplies dorsal mass muscles (leg extensors, thigh abductors) d. anterior division of anterior ramus - supplies ventral mass muscles (leg flexors, thigh adductors) e. ventral ramus f. ventral root g. spinal nerve h. dorsal root
front 123 what provides autonomics to the lower extremities	back 123 lumbosacral plexus
front 124 what type of general nervous function does the lumbosacral plexus provide	back 124 sympathetics only= vasomotor to blood vessels and stimulation of arrector pili and sweat glands in the skin

front 125 what levels does the femoral nerve originate from	back 125 posterior divisions L2-L4
front 126 what region does the femoral nerve innervate	back 126 anterior thigh
front 127 what levels does the obturator nerve originate from	back 127 anterior divisions L2-L4
front 128 what region does the obturator nerve innervate	back 128 medial thigh

front 129 which sacral plexus nerves form the posterior divisions of the anterior rami	back 129 superior and inferior gluteal nerves
front 130 what levels does the sciatic nerve originate from	back 130 L4-S3
front 131 what does the tibial division of the sciatic nerve innervate? which division of the anterior ramus is it from	back 131 posterior thigh, anterior division
front 132 what does the common fibular division of the sciatic nerve innervate? which division of the anterior ramus is it from	back 132 mostly to lower leg and foot, posterior division

front 133	back 133 a. ventral rami b. ventral rami c. ventral rami d. dorsal rami
front 134 what contributes to the cutaneous innervations of the gluteal region	back 134 posterior rami for upper inner quadrant, ventral rami for the rest
front 135	back 135 a. lateral femoral cutaneous nerve b. cutaneous branches of femoral nerve c. cutaneous branches of obturator nerve d. genitofemoral nerve
front 136 what nerves innervate the anterior thigh cutaneously	back 136 genitofemoral nerve cutaneous branches of obturator nerve cutaneous branches of femoral nerve lateral femoral cutaneous nerve

front 137 what does the genitofemoral nerve innervate cutaneously	back 137 cutaneous region of the upper anterior part of the thigh
front 138 what do the cutaneous branches of the obturator nerve innervate cutaneously	back 138 upper medial part of the anteiror cutaneous region of the thigh
front 139 what do the cutaneous branches of the femoral nerve innervate cutaneously	back 139 anterior and lower medial cutaneous region of the thigh
front 140 what does the lateral femoral cutaneous nerve innervate cutaneously	back 140 upper lateral region cutaneous region of the thigh

front 141 what nerves innervate the posterior thigh cutaneously	back 141 posterior femoral cutaneous nerve cutaneous branches of obturator nerve lateral femoral cutaneous nerve
front 142	back 142 a. cutaneous branches of obturator nerve b. posterior femoral cutaneous nerve c. lateral femoral cutaneous nerve
front 143 what is the main innervation of the posterior thigh?	back 143 posterior femoral cutaneous nerve