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S&F 1: Exam 2 > Muscle Tables of Lower Extremity > Flashcards

Muscle Tables of Lower Extremity Flashcards

(94 cards)

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1
Q

What muscles are innervated by the femoral nerve?

A

iliopsoas, pectineus, sartorius, rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius

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2
Q

What muscles originate at the pubis?

A

pectineus, gracilis, adductor longus, adductor brevis, and adductor magnus (adductor portion)

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3
Q

What muscle originates at the pubis AND ischium?

A

Adductor magnus (adductor portion)

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4
Q

What muscles originate at the femur?

A

Vastus lateralis, medialis, and intermedius

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5
Q

What muscles originate at the anterior superior iliac spine of the ilium?

A

sartorius and tensor fascia lata

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6
Q

What muscle originates at the anterior inferior iliac spine of the ilium?

A

rectus femoris

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7
Q

What muscle originates at the ilium AND vertebra (T12-L5)?

A

iliopsoas

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8
Q

What muscles originate at the ischial tuberosity?

A

adductor magnus (hamstring portion), inferior gemellus, quadratus femoris, semimembranosus, semitendinosus, biceps femoris (long head)

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9
Q

What muscles originate at the obturator membrane?

A

obturator externus and obturator internus

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10
Q

What muscles insert onto the femur? (no specific spot)

A

iliopsoas, pectineus, obturator externus, and quadratus femoris

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11
Q

What muscles insert onto the femur at the linea aspera?

A

adductor longus, brevis, and magnus (adductor portion)

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12
Q

What muscle inserts onto the femur at the adductor tubercle?

A

adductor magnus (hamstring portion)

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13
Q

What muscles insert onto the tibia?

A

sartorius, gracilis, semimembranosus, semitendinosus, and popliteus

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14
Q

What muscles insert onto the patella?

A

rectus femoris; vastus lateralis, medialis, and intermedius

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15
Q

What muscles insert onto the femur at the greater trochanter?

A

gluteus medius, gluteus minimus, piriformis, obturator internus, superior gemellus, and inferior gemellus

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16
Q

What muscle inserts onto the femur AND iliotibial tract?

A

gluteus maximus

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17
Q

What “muscle” inserts onto the iliotibial tract?

A

tensor fascia lata

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18
Q

What muscle inserts onto the fibula?

A

biceps femoris

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19
Q

What 6 muscles are part of the medial thigh?

A

gracilis; adductor longus, brevis, magnus (adductor and hamstring portions), and obturator externus

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20
Q

What 9 muscles are part of the gluteal region?

A

gluteus maximus, medius, and minimus; tensor fascia lata, piriformis, obturator internus, superior gemellus, inferior gemellus, and quadratus femoris

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21
Q

What muscle originates at the ilium, sacrum, coccyx, and sacrotuberous ligament?

A

gluteus maximus

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22
Q

What muscles originate at the ilium?

A

gluteus medius and minimus

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23
Q

What muscle originates at the sacrum?

A

piriformis

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24
Q

What muscle originates at the ischial spine?

A

superior gemellus

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25
What muscles originate at the femur?
short head of biceps femoris, popliteus, gastrocnemius, and plantaris
26
What muscles flexes the hip joint?
iliopsoas and pectineus
27
What muscle flexes the hip joint and knee?
sartorius
28
What muscle flexes the hip joint and extends the knee?
rectus femoris
29
What muscles extend the knee?
vastus lateralis, medialis, and intermedius
30
Quadriceps inserts to patella via what tendon? Patella lined to tibia via what tendon?
quadriceps tendon patellar tendon
31
What muscles are innervated by the obturator nerve?
gracilis; adductor longus, brevis, magnus (adductor portion); obturator externus
32
What muscle adducts the hip joint and flexes the knee?
gracilis
33
What muscles adduct the hip joint?
adductor longus, brevis, and magnus (adductor portion)
34
What muscle laterally rotates the femur at the hip joint?
obturator externus
35
What muscles laterally rotate the femur?
piriformis, obturator externus/internus, superior/inferior gemellus, quadratus femoris, popliteus, and gluteus maximus (1/2 actions)
36
What muscle extends and laterally rotates the femur?
gluteus maximus
37
What muscles abduct and medially rotate the femur? What other muscle abducts the femur?
gluteus medius/minimus; tensor fascia lata
38
What muscles flex the knee and extend the hip joint? What other muscle extends the hip joint?
semimembranosus, semitendinosus, and biceps femoris (extension by long head only); adductor magnus (hamstring part)
39
What muscle is innervated by the inferior gluteal nerve?
gluteus maximus
40
What muscles are innervated by the superior gluteal nerve?
gluteus medius/minimus and tensor fascia lata
41
What nerve innervates the piriformis?
nerve to piriformis
42
What innervates obturator internus and superior gemellus?
nerve to obturator internus
43
What innervates the inferior gemellus and quadratus femoris?
nerve to quadratus femoris
44
What muscles are innervated by the tibial part of the sciatic nerve?
semimembranosus, semitendinosus, long head of biceps femoris, and adductor magnus (hamstring part)
45
What muscle is innervated by the common peroneal part of the sciatic nerve?
short head of the biceps femoris
46
What muscles are innervated by the tibial nerve?
popliteus, gastrocnemius, soleus, plantaris, flexor hallucis longus, flexor digitorum longus, and tibialis posterior
47
What muscles are in the superficial group of the posterior leg? Deep group?
SF: gastrocnemius, soleus, and plantaris D: flexor hallucis longus, flexor digitorum longus, and tibialis posterior
48
What muscles originate ONLY at the fibula? What muscles in part originate at the fibula?
1. flexor hallucis longus, peroneus longus and brevis | 2. soleus, tibialis posterior, extensor hallucis longus, extensor digitorum longus, peroneus tertius
49
What muscles originate ONLY at the tibia? What muscles originate in part at the tibia?
1. flexor digitorum longus, tibialis anterior | 2. tibialis posterior, extensor digitorum longus, soleus
50
What muscles originate at the tibia, fibula, and interosseous membrane?
tibialis posterior and extensor digitorum longus
51
What muscle originates at the fibula AND the tibia at the soleal line?
soleus
52
What muscles originate at the fibula AND interosseus membrane?
extensor hallucis longus and peroneus tertius
53
What muscles are part of the posterior thigh and popliteal fossa?
semimembranosus, semitendinosus, biceps femoris, adductor magnus (hamstring part), and popliteus
54
What muscles originate at the calcaneus?
extensor digitorum brevis, abductor hallucis, abductor digiti minimi, flexor digitorum brevis, and quadratus plantae
55
What muscles are part of the anterior leg and dorsum of foot?
tibialis anterior, extensor hallucis longus, extensor digitorum longus, peroneus tertius, and extensor digitorum brevis
56
What muscles are part of the lateral leg?
peroneus longus and brevis
57
What muscles insert onto the calcaneus?
gastrocnemius, soleus, and plantaris
58
What muscles insert onto the distal phalanx of the big toe?
flexor hallucis longus and extensor hallucis longus
59
What muscle inserts onto the distal phalanges of the lateral four toes?
flexor digitorum longus
60
What muscle inserts onto the navicular bone, cuneiform, cuboid, and metatarsals 2-4?
tibialis posterior
61
What muscles insert onto the medial cuneiform and first metatarsal?
tibialis anterior and peroneus longus
62
What muscle inserts onto extensor expansions of lateral four toes? Of toes 2-4?
extensor digitorum longus; extensor digitorum brevis
63
What muscles insert onto the fifth metatarsal?
peroneus tertius and brevis
64
What muscles ONLY plantar flex the foot? In part of their actions?
1. soleus, plantaris | 2. gastrocnemius, flexor hallucis longus, flexor digitorum longus, tibialis posterior
65
What muscle plantar flexes the foot and weakly flexes the knee?
gastrocnemius
66
What muscles plantar flex the foot and plantar flexes the toes they insert onto?
flexor hallucis longus and flexor digitorum longus
67
What muscle plantar flexes and inverts the foot?
tibialis posterior
68
What muscles dorsiflex the foot as part of their actions?
tibialis anterior, extensor hallucis longus, extensor digitorum longus, and peroneus tertius
69
What muscles evert the foot?
peroneus longus, brevis, and tertius (partly)
70
What muscle everts AND dorsiflexes the foot?
peroneus tertius
71
What muscles dorsiflex the foot and extend the toes they insert onto?
extensor hallucis longus and extensor digitorum longus
72
What muscle's only action is to extend the toes?
extensor digitorum brevis
73
What muscle dorsiflexes and inverts the foot?
tibialis anterior
74
What muscles are innervated by the deep peroneal nerve?
tibialis anterior, extensor hallucis longus, extensor digitorum longus, peroneus tertius, extensor digitorum brevis
75
What muscles are innervated by the superficial peroneal nerve?
peroneus longus and brevis
76
What muscles are in each layer of the foot?
1. abductor hallucis and digiti minimi, flexor digitorum brevis 2. quadratus plantae and lumbricals 3. flexor hallucis/digiti minimi brevis and adductor hallucis 4. plantar and dorsal interossi
77
What muscles originate from the tendons of the flexor digitorum longus?
lumbricals
78
What muscles originate from the cuboid and lateral cuneiform bones?
flexor hallucis brevis
79
What muscle originates at the fifth metatarsal?
flexor digiti minimi brevis
80
What muscle originates at the metatarsal bones? | What muscle originates at the plantar ligaments of metatarsophalangeal joints?
oblique head of the adductor hallucis | transverse head of the adductor hallucis
81
What muscles originate at metatarsals 3-5? 1-5?
plantar interossi | dorsal interossi
82
What muscles insert onto the proximal phalanx of the big toe? little toe?
Big toe: AB- and AD-ductor hallucis, flexor hallucis brevis | Little toe: abductor digiti minimi and flexor digiti minimi brevis
83
What muscles insert onto the middle phalanges of the lateral four toes?
flexor digitorum brevis
84
What muscle inserts onto the common tendon of flexor digitorum longus?
quadratus plantae
85
What muscles insert onto the proximal phalanges of the lateral four toes and extensor expansions?
lumbricals
86
What muscles insert onto the proximal phalanges 3-5? 2-4?
3-5: plantar interossi | 2-4: dorsal interossi
87
What muscles abduct and flex the toes onto which they insert?
abductor hallucis and abductor digiti minimi
88
What muscles flex the toes onto which they insert? What muscle assists in flexing the lateral four toes?
flexor digitorum brevis, flexor hallucis brevis, and flexor digiti minimi brevis; quadratus plantae
89
Which muscles flex the toes at the MTP joint and extend the toes at the IP joints?
lumbricals
90
Which muscles adduct the toes and flex MTP joints? Which muscles abduct the toes and flex MTP joints?
plantar interossi | dorsal interossi
91
Which muscle adduct and flexes the big toe?
adductor hallucis
92
What muscles are innervated by the medial plantar nerve?
abductor hallucis, flexor digitorum brevis, lumbrical 1, and flexor hallucis brevis
93
What muscles are innervated by the lateral plantar nerve?
abductor digiti minimi, quadratus plantae, lumbricals 2-4, flexor digiti minimi brevis, adductor hallucis, plantar interossi, and dorsal interossi
94
What are the 7 muscles of the anterior thigh?
iliopsoas, pectineus, sartorius, rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius

S&F 1: Exam 2 (12 decks)

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