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Biomechanics 4 (Carnes) > Muscles and actions > Flashcards

Muscles and actions Flashcards

(50 cards)

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1
Q

Gluteus Maximus

A

Extension of thigh from flexed position, assist w/ LR & rising from sitting

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2
Q

Gluteus Medius

A

ABD & MR thigh, keep pelvis level

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3
Q

Gluteus Minimus

A

ABD & MR thigh, keep pelvis level

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4
Q

Tensor Fascia Lata

A

ABD, MR, flexion thigh, helps keep knee extended

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5
Q

Piriformis

A

LR extended thigh, ABD flexed thigh, steadies femoral head

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6
Q

Superior Gemellus

A

LR extended thigh, ABD flexed thigh, steadies femoral head

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7
Q

Obturator Internus

A

LR extended thigh, ABD flexed thigh, steadies femoral head

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8
Q

Inferior Gemellus

A

LR extended thigh, ABD flexed thigh, steadies femoral head

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9
Q

Quadratus femoris

A

LR thigh, steadies femoral head (NO ABD!!)

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10
Q

Pectineus

A

ADD & flexion thigh, assists with MR

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11
Q

Iliopsoas Iliacus

A

flexion of thigh or trunk, stabilize hip joint

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12
Q

Iliopsoas psoas major

A

flexion of thigh or trunk, stabilize hip joint

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13
Q

Sartorius

A

flexion, ABD, LR of thigh & flex leg & MR leg when knee flexed

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14
Q

Rectus femoris

A

Extension leg, flexion thigh, steadies hip

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15
Q

Vastus lateralis

A

extension leg

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16
Q

Vastus intermedius

A

extension leg

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17
Q

Vastus medialis

A

extension leg

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18
Q

Adductor Longus

A

ADD thigh

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19
Q

Adductor Brevis

A

ADD & limited flexion thigh

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20
Q

Adductor Magnus Adductor part

A

ADD thigh; flex thigh

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21
Q

Adductor Magnus Hamstring part

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A

ADD thigh; extneds thigh

22
Q

Gracilis

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A

ADD thigh, flex leg, MR of leg

23
Q

Obturator Externus

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A

LR thigh, steadies femoral head

24
Q

Semitendinosus

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A

Ext thight & flex leg; MR when knee flexed, (if thigh & leg flexed can extend trunk)

25
Semimembranosus
Ext thight & flex leg; MR when knee flexed, (if thigh & leg flexed can extend trunk)
26
Biceps Femoris Long Head
flexion leg and LR when knee is flexed, extension thigh
27
Biceps Femoris Short Head
flexion leg and LR when knee is flexed, extension thigh
28
Tibialis Anterior
dorsiflexion and inversion
29
Extensor digitorum longus
Extension of lateral 4 digits & dorsiflexion
30
fibularis tertius
dorsiflexion and helps eversion
31
Extensor Hallucis Longus
extension of great toa & dorsiflexion
32
Fibularis Longus
eversion & weak plantarflexion
33
Fibularis Brevis
eversion & weak plantarflexion
34
Gastrocnemius
plantar flexoin w/ extended knee, raises heel during walking, leg flexion
35
Soleus
plantar flexion independent of knee, steadies leg on foot
36
Plantaris
weak plantarflexion
37
Popliteus
weak flexion leg, unlocks knee by rotating knee 5 deg on fix tibia, MR tibia unplanted
38
Flexor Hallucis Longus
flexion great toe all joints, weak plantarflexion
39
Flexor Digitorum Longus
flexion of lateral 4 digits & plantarflexion
40
Tibialis posterior
plantarflexion and inversion
41
ABDuctor Hallucis
ABD & flexion of great toe(hallux)
42
Flexor digitorum Brevis
flexion of lateral 4 digits
43
ABDductor Digiti Minimi
ABD & flexion 5th digit
44
Quadratus Plantae
Assists FDL in flexing lateral 4 digits
45
Lumbricals 1-4
flexion of proximal phalanges, extend middle & distal phalanges of lat 4 digits
46
Flexor Hallucis Brevis
flexion of proximal phalanx of 1st digit
47
ADDuctor Hallucis
ADD 1st digit, assist transverse arch by pulling 4 digits medial
48
Flexor Digiti Minimi Brevis
flexion of proximal phalanx of 5th digit
49
Plantar Interossei
ADD digits 2-4, flex MP joints
50
Dorsal Interossei
ABD digits 2-4, flex MP joints

Biomechanics 4 (Carnes) (11 decks)

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