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2024 STOTT PILATES ACTIONS ORIGINS AND INSERTIONS OF MUSCLES EXAM PREP EXAM WITH CORRECT ANSWERS
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2024 STOTT PILATES ACTIONS ORIGINS AND INSERTIONS OF MUSCLES EXAM PREP EXAM WITH CORRECT ANSWERS
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Stott Pilates Exam Prep-Actions, Origins and Insertions of MusclesStudy online at https://quizlet.com/_5rq0x0
1. Gastrocnemius A: plantarflexes and inverts foot at ankle, O:femoral
condyles
I: Calcaneus via achilles tendon
2. Soleus A: plantarflexes and inverts foot at ankle
O: Upper 1/3 of fibia
I: Calcaneus via achilles tendon
3. Tibialis Anterior A: Dorsiflexes and inverts foot at ankle
O: Lateral condyle of tibia
I: plantar surface of first metatarsal and cuneiform
4. Tibialis Posterior A: Inverts and plantarflexes the foot at ankle. Medial ankle
stabilizer.
O: Lateral part of posterior surface of tibia, proximal 2/3
of medial surface of fibula.
I: Tuberosity of navicular, with branches to sustenaculum
tali of calcaneus, plantar surfaces of all 3 cuneiforms,
cuboid, and bases of 2nd, 3rd, and 4th metatarsal bones.
, Stott Pilates Exam Prep-Actions, Origins and Insertions of Muscles
Study online at https://quizlet.com/_5rq0x0
5. Popliteus A: Rotates tibia medially on the femur, or femur laterally
on tibia. Brings knee out of full extension. Helps with
posterior stability of knee
O: Lateral condyle of the femur
I: Posterior surface of tibia above soleal line.
6. Plantaris A: plantar flexes and inverts the foot at the ankle, flexes
the leg at the knee.
O: Lower part of lateral supracondylar line of femur, and
oblique popliteal ligament of knee.
I: Posterior part of the calcaneus medial to the achilles
tendon.
7. Peroneus A: Eversion and plantar flexion of foot at ankle. Gives
Longus lateral stability to the ankle.
O: Head and proximal 2/3 of lateral tibia
I: Lateral margin of plantar surface of 1st cuneiform and
metatarsal.
, Stott Pilates Exam Prep-Actions, Origins and Insertions of Muscles
Study online at https://quizlet.com/_5rq0x0
8. Peroneus Brevis A: Eversion and plantar flexion of the foot at the ankle.
Gives lateral stability to the ankle.
O: Distal 2/3 of the lateral fibula.
I: Tuberosity on lateral side of 5th metatarsal
9. Peroneus Tertius A: Dorsiflexes and everts the foot at the ankle.
O: Distal 1/3 of anterior surface of fibula.
I: Dorsal surface of 5th metatarsal.
10. Extensor Hallu- A: Extends distal phalanx of big toe. Continued action
cis Longus extends proximal phalanx and dorsiflexes and inverts the
foot at the ankle.
O: Middle 1/2 of the anterior surface of fibula,
I: Dorsal surface of base of distal phalanx of hallux (big
toe)
, Stott Pilates Exam Prep-Actions, Origins and Insertions of Muscles
Study online at https://quizlet.com/_5rq0x0
11. Extensor Digito- A: Extends the lateral 4 toes. Dorsiflexes and everts foot
rum Longus at the ankle.
O: Lateral condyle of tibia, head and proximal 3/4 of the
anterior surface of fibula.
I: Divides into 4 tendons after passing under extensor reti-
naculum to insert on dorsal surfaces of bases of middle
and distal phalanges of the 2nd-5th toes.
12. Flexor Hallucis Action:
Longus Flexion of great toe
Plantar flexion of foot
Inversion of foot
Origin:
Fibula (posterior shaft)
Interosseous membrane
Insertion:
Distal phalanx of great toe
Comment:
Powerful muscle for "push-off" of foot during walking and
running
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