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Level 3 PT Course YMCA Online > Muscles and their actions- lower body > Flashcards

Muscles and their actions- lower body Flashcards

1
Q
A

tibialis anteroir

  • front of shin
  • crosses ankle
  • dorsi flexion, inversion of foot
  • originates at tibia and interosseus membrane
  • inserts at first metatarsal and first cuneiform on underside of foot
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2
Q

tibialis anterior

A
  • front of shin
  • crosses ankle
  • dorsi flexion, inversion of foot
  • originates at tibia and interosseus membrane
  • inserts at first metatarsal and first cuneiform on underside of foot
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3
Q
A

soleus

  • calf
  • crosses ankle
  • raises heel
  • ankle plantar flexion
  • originates tibia, fibula and interosseous membrane
  • inserts at calcaneus
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4
Q

soleus

A
  • calf
  • crosses ankle
  • raises heel
  • ankle plantar flexion
  • originates tibia, fibula and interosseous membrane
  • inserts at calcaneus
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5
Q
A

Gastrosnemius

  • calf
  • crosses ankle and knee
  • plantar flexion
  • knee flexion
  • originated bottom of femus
  • inserts calcaneus via achilles tendon
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6
Q

Gastrocnemius

A
  • calf
  • crosses ankle and knee
  • plantar flexion
  • knee flexion
  • originated bottom of femus
  • inserts calcaneus via achilles tendon
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7
Q
A

Rectus femorous

  • front of thigh (one of the quads)
  • crosses knee and hip
  • knee extension
  • lifts thigh (hip flexion)
  • originates iliac spine and top of acetabulum
  • inserts top of tibia via patella tendon
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8
Q

Rectus Femorous

A
  • front of thigh (one of the quads)
  • crosses knee and hip
  • knee extension
  • lifts thigh (hip flexion)
  • originates iliac spine and top of acetabulum
  • inserts top of tibia via patella tendon
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9
Q
A

Vastus intermedius

  • front of thigh (one of quads)
  • crosses knee
  • knee extension
  • origin upper femur
  • insertion top of tibia via patella tendon
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10
Q

Rectus femorous

A
  • front of thigh (one of quads)
  • crosses knee
  • knee extension
  • origin upper femur
  • insertion top of tibia via patella tendon
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11
Q
A

Vastus intermedius

  • front of thigh (one of the quads)
  • crosses knee
  • knee extension
  • origin is upper femur
  • insertion top of tibia via patella tendon
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12
Q

Vastus Intermedius

A
  • front of thigh (one of the quads)
  • crosses knee
  • knee extension
  • origin is upper femur
  • insertion top of tibia via patella tendon
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13
Q
A

Vastus medialis

  • front inside of thigh (one of the quads)
  • crosses knee
  • knee extension
  • origin front medial surface of femur
  • insert top of tibia
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14
Q

Vastus Medialis

A
  • front inside of thigh (one of the quads)
  • crosses knee
  • knee extension
  • origin front medial surface of femur
  • insert top of tibia
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15
Q

What are the 4 quad muscles

A

Rectus femorous

Vastus intermedius

vastus medialis

vastus lateralis

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16
Q
A

Vastus Lateralis

  • front outside of thigh (one of quads)
  • crosses knee
  • knee extension
  • origin front lateral surface of femus
  • insert top of tibia via patella
17
Q

Vastus lateralis

A
  • front outside of thigh (one of quads)
  • crosses knee
  • knee extension
  • origin front lateral surface of femus
  • insert top of tibia via patella
18
Q

Which is the bulkiest of the quads

A

vastus lateralis

19
Q
A

Biceps femoris

  • back of thigh (hams)
  • crosses knee and hip
  • knee flexion
  • hip extension (thigh backwards)
  • lateral rotation of flexed kne
  • origin ischium
  • insertion head of fibula
20
Q
A

semimembranosus

  • back of thigh (hams)
  • crosses knee and hip
  • knee flexion
  • hip extension (thigh backwards)
  • origin ischium
  • insertion tibia
21
Q

semimembranosus

A
  • back of thigh (hams)
  • crosses knee and hip
  • knee flexion
  • hip extension (thigh backwards)
  • origin ischium
  • insertion tibia
22
Q
A

semitendinosus

  • back of thigh (hams)
  • crosses knee and hip
  • knee flexion
  • pull thigh backwards (hip extension)
  • origin ischium
  • insertion tibia
23
Q

Semitendinosus

A
  • back of thigh (hams)
  • crosses knee and hip
  • knee flexion
  • pull thigh backwards (hip extension)
  • origin ischium
  • insertion tibia
24
Q

Which muscles are part of the hamstrings

A

biceps femoris, semimembranosus, semitendinosus

25
Q

What muscles participate in knee flexion

A

gastrocnemius, biceps femoris, semi membranous, semitendinosus

Level 3 PT Course YMCA Online (11 decks)

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