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Chapter 61 Flashcards

1
Q

Muscles of the gluteal region (4)

A

Gluteus maximus m
gluteus medius m
gluteus minimus m
tensor fasciae latae m

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2
Q

What is the action of the gluteus maximus m?

A

extend and laterally rotate thigh at hip

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3
Q

What is the innervation of the gluteus maximus m?

A

Inferior gluteal n.

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4
Q

What is the action of the gluteus medius m?

A

ABduct and medially rotate thigh at hip

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5
Q

What is the innervation of gluteus medius m?

A

Superior gluteal n.

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6
Q

What is the action of the gluteus minimus m?

A

ABduct and medially rotate thigh at hip

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7
Q

What is the innervation of the gluteus minimus m?

A

Superior gluteal n.

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8
Q

What is the action of the tensor fasciae latae m?

A

flex and medially rotate thigh at hip

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9
Q

What is the innervation of the tensor fasciae latae m?

A

Superior gluteal n.

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10
Q

What are the lateral rotator muscles? (6)

A 
Piriformis m
Superior gemellus m
Obturator internus m (OI)
Inferior gemellus m
Quadratus fermoris m
Obturator externus m
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11
Q

What is the action of the piriformis m?

A

Laterally rotate thigh at hip

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12
Q

What is the innervation of the piriformis m?

A

Nerve to piriformis

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13
Q

What is the action of the superior gemellus m?

A

Laterally rotate thigh at hip

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14
Q

What is the innervation of the superior gemellus m?

A

Nerve to obturator internus and superior gemellus

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15
Q

What is the action of the obturator internus m?

A

Laterally rotate thigh at hip

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16
Q

What is the innervation of the obturator internus m?

A

Nerve to obturator internus and superior gemellus

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17
Q

What is the action of the inferior gemellus m?

A

Laterally rotate thigh at hip

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18
Q

What is the innervation of the inferior gemellus m?

A

Nerve to quadratus femoris and inferior gemellus

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19
Q

What is the action of quadratus femoris m?

A

laterally rotate thigh at hip

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20
Q

What is the innervation of quadratus femoris m?

A

Nerve to quadratus femoris and inferior gemellus

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21
Q

What is the action go obturator externus m?

A

Laterally rotate thigh at hip

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22
Q

What is the innervation of the obturator externus m?

A

Posterior branch of obturator n.

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23
Q

What is the action of the Iliopsoas m?

A

Flexion of the trunk

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24
Q

What is the innervation of the Iliopsoas m?

A

Femoral n

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25
What is the action of the sartorius m?
Flex, aBduct, laterally rotate thigh at hip, flex leg at knee
26
What is the innervation of the sartorius m?
Femoral n
27
What are the muscles of the quadriceps femoris? (4)
Rectus femoris m Vastus lateralis m Vastus medialis m Vastus intermedius m
28
What is the action of the rectus femoris m?
Flex thigh at hip, extend leg at knee
29
What is the innervation of the rectus femoris m?
Femoral n
30
What is the action of the Vastus lateralis m?
Extend leg at knee
31
What is the innervation of the vastus lateralis m?
Femoral n
32
What is the action of the vastus medialis m?
Extend leg at knee
33
What is the innervation off the vastus medialis m?
Femoral n
34
What is the action of the vastus intermedius m?
Extend leg at knee
35
What is the innervation of the vastus intermedius m?
Femoral n.
36
What are the muscles of the anterior thigh?
Iliopsoas m Sartorius m Quadriceps femoris (rectus femoris, vastus lateralis, vastus medialis, vastus intermedius)
37
What are the medial thigh muscles?
``` Gracilis m Pectineus m Adductor longus Adductor brevis Adductor magnus ```
38
What is the action of gracilis m?
Adduct and flex thigh at hip
39
What is the innervation of gracilis m?
Anterior branch of obturator n
40
What is the action of pectineus?
Adduct and flex thigh at hip
41
What is the innervation of pectineus?
Femoral n
42
What is the action of adductor longus m?
Adduct and flex thigh at hip
43
What is the innervation of adductor longus m?
Anterior branch of obturator n
44
What is the action of adductor brevis?
Adduct and flex thigh at hip
45
What is the innervation of adductor brevis?
Anterior branch of obturator n
46
What is the action of adductor magnus?
Extensor Part: Extend thigh at hip | Adductor part: ADDuct and flex thigh at hip
47
What is the innervation of adductor magnus?
Extensor Part: Tibial part of sciatic n | Adductor Part: posterior branch of obturator n.
48
What are the posterior thigh muscles? (hamstrings)
Semitendinosus m Semimembranosus m Biceps femoris m (long head and short head)
49
What is the action of semitendinosus m?
Extend thigh at hip, flex leg at knee
50
What is the innervation of semitendinosus m?
Tibial part of sciatic n.
51
What is the action of semimembranosus m?
Extend thigh at hip, flex leg at knee
52
What is the innervation of semimembranosus m?
Tibial part of sciatic n
53
What is the action of the biceps femoris long head?
Extend thigh at hip, Flex leg at knee
54
What is the innervation of the biceps femoris long head?
Tibial part of sciatic n
55
What is the action of the biceps femoris-short head?
Laterally rotate leg at knee
56
What is the innervation of the biceps femoris-short head?
Common fibular part of sciatic n
57
Pes Anserinus involves what tendons?
Sartorius m Gracilis m Semitendinosus m
58
What are the muscles of the anterior leg compartment? (4)
Tibialis anterior Extensor hallucis longus m Extensor digitorum longus m Fibularis (peroneus) tertius m
59
What is the action of the tibialis anterior?
Dorsiflex and invert foot and ankle
60
What is the innervation of tibialis anterior?
Deep fibular n
61
What is the action of extensor hallucis longus m?
Extend big toe
62
What is the innervation of extensor hallucis longus?
Deep fibular n
63
What is the action of extensor digitorum longus m?
Extend toes 2-5
64
What is the innervation of extensor digitorum longus m?
Deep fibular n
65
What is the action Fibularis (peroneus) tertius?
dorsiflex and evert foot at ankle
66
What is the innervation of fibularis (peroneus) tertius?
Deep fibular n.
67
What are the muscles of the lateral leg compartment?
Fibularis (peroneus) longus m | Fibularis (peroneus) brevis m
68
What is the action of the fibularis (peroneus) longus m?
Evert foot at ankle
69
What is the innervation of the fibularis (peroneus) longus m?
Superficial fibular n
70
What is the action of fibularis (peroneus) brevis m?
Evert foot at ankle
71
What is the innervation of fibularis (peroneus) brevis m?
Superficial fibular n
72
What are the muscles of the superficial posterior leg compartment? (3)
Gastrocnemius m Soleus m Plantaris m (freshman nerve)
73
What is the action of the gastrocnemius m?
plantar flex foot at ankle
74
What is the innervation of the gastrocnemius?
tibial n
75
What is the action of soleus m?
Plantar flex foot at ankle
76
What is the innervation of soleus m?
tibial n
77
What is the action of plantaris m?
plantar flex foot at ankle
78
What is the innervation of plantaris m?
tibial n
79
What are the muscles of the deep posterior leg compartment? (4)
Popliteus m Tibialis posterior m Flexor digitorum longus m Flexor hallucis longus m
80
What is the action of popliteus?
medially rotate leg at knee
81
What is the innervation of popliteus m?
tibial n
82
What is the action of tibialis posterior m?
Plantar flex and invert foot at ankle
83
What is the innervation of tibialis posterior m?
tibial n
84
What is the action flexor digitorum longus m?
flex toes 2-5
85
What is the innervation of flexor digitorum longus m?
tibial n
86
What is the action of flexor hallucis longus m?
flex toe 1
87
What is the innervation of flexor hallucis longus?
tibial n
88
What muscle is in the dorsum of the foot?
Extensor digitorum brevis
89
What are the muscles included in the plantar surface of the foot?
Layer 1-4
90
What muscles are included in layer 1 of the plantar surface of the foot?
aBductor hallucis m Flexor digitorum brevis m ABductor digiti minimi m
91
What muscles are included in layer 2 of the plantar surface of the foot?
Quadratus plantae m | Lumbricals 1-4
92
What muscles are included in layer 3 of the plantar surface of the foot?
Flexor hallucis brevis m ADDuctor hallucis m Flexor digiti minimi brevis m
93
What muscles are included in later 4 of the plantar surface of the foot?
``` Plantar interossei (1-3) Dorsal interossei (1-4) ```

Anatomy (13 decks)

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