Leg and Foot Flashcards

1
Q

This muscle has the actions of
1. Flex the Knee
2. Plantar Flex the ankle

Origin: Condyles of the femur, posterior surfaces

Insertion: Calcaneus via Calcaneal Tendon

A

Gastrocnemius

Origin: Condyles of the femur, posterior surfaces

Insertion: Calcaneus via Calcaneal Tendon

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2
Q

List the actions of the Gastrocnemius

Origin: Condyles of the femur, posterior surfaces

Insertion: Calcaneus via Calcaneal

A
  1. Flex the Knee
  2. Plantar Flex the ankle

Origin: Condyles of the femur, posterior surfaces

Insertion: Calcaneus via Calcaneal

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3
Q

What are the functions of the Gastrocnemius

Origin: Condyles of the femur, posterior surfaces

Insertion: Calcaneus via Calcaneal

A
  1. Flex the Knee
  2. Plantar Flex the ankle

Origin: Condyles of the femur, posterior surfaces

Insertion: Calcaneus via Calcaneal

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4
Q

This muscle can
1. Plantar flex the ankle

Origin: Soleal line; Proximal, Posterior surface of tibia and posterior aspect of head of fibula

Insertion: Calcaneus via Calcaneal Tendon

A

Soleus

Origin: Soleal line; Proximal, Posterior surface of tibia and posterior aspect of head of fibula

Insertion: Calcaneus via Calcaneal Tendon

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5
Q

What are the actions for the Soleus

Origin: Soleal line; Proximal, Posterior surface of tibia and posterior aspect of head of fibula

Insertion: Calcaneus via Calcaneal Tendon

A
  1. Plantar flex the ankle

Origin: Soleal line; Proximal, Posterior surface of tibia and posterior aspect of head of fibula

Insertion: Calcaneus via Calcaneal Tendon

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6
Q

List the actions for the Soleus

Origin: Soleal line; Proximal, Posterior surface of tibia and posterior aspect of head of fibula

Insertion: Calcaneus via Calcaneal Tendon

A
  1. Plantar flex the ankle

Origin: Soleal line; Proximal, Posterior surface of tibia and posterior aspect of head of fibula

Insertion: Calcaneus via Calcaneal Tendon

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7
Q

This muscle has the actions of
1. Weak Plantar flexion of the ankle
2. Weak Flexion of the knee

Origin: Lateral Supracondylar line of Femur

Insertion: Calcaneus via Calcaneal Tendon

A

Plantaris

Origin: Lateral Supracondylar line of Femur

Insertion: Calcaneus via Calcaneal Tendon

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8
Q

What are the actions of the Plantaris

Origin: Lateral Supracondylar line of Femur

Insertion: Calcaneus via Calcaneal Tendon

A
  1. Weak Plantar flexion of the ankle
  2. Weak Flexion of the knee

Origin: Lateral Supracondylar line of Femur

Insertion: Calcaneus via Calcaneal Tendon

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9
Q

What are the functions of the Plantaris

Origin: Lateral Supracondylar line of Femur

Insertion: Calcaneus via Calcaneal Tendon

A
  1. Weak Plantar flexion of the ankle
  2. Weak Flexion of the knee

Origin: Lateral Supracondylar line of Femur

Insertion: Calcaneus via Calcaneal Tendon

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10
Q

This muscle has the actions of
1. Medially Rotate the flexed knee
2. Flex the knee

Origin: Lateral Condyle of the Femur

Insertion: Proximal, posterior aspect of the Tibia

A

Popliteus

Origin: Lateral Condyle of the Femur

Insertion: Proximal, posterior aspect of the Tibia

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11
Q

What are the functions of the Popliteus

Origin: Lateral Condyle of the Femur

Insertion: Proximal, posterior aspect of the Tibia

A
  1. Medially Rotate the flexed knee
  2. Flex the knee

Origin: Lateral Condyle of the Femur

Insertion: Proximal, posterior aspect of the Tibia

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12
Q

List the actions for the Popliteus

Origin: Lateral Condyle of the Femur

Insertion: Proximal, posterior aspect of the Tibia

A
  1. Medially Rotate the flexed knee
  2. Flex the knee

Origin: Lateral Condyle of the Femur

Insertion: Proximal, posterior aspect of the Tibia

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13
Q

This muscle has the functions of
1. Evert the foot
2. Assist to Plantar Flex the ankle

Origin: Head of Fibula and Proximal Two-Thirds of Lateral Fibula

Insertion: Base of the First Metatarsal and Medial Cuneiform

A

Peroneus Longus

Origin: Head of Fibula and Proximal Two-Thirds of Lateral Fibula

Insertion: Base of the First Metatarsal and Medial Cuneiform

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14
Q

What are the actions of the Peroneus Longus

Origin: Head of Fibula and Proximal Two-Thirds of Lateral Fibula

Insertion: Base of the First Metatarsal and Medial Cuneiform

A
  1. Evert the foot
  2. Assist to Plantar Flex the ankle

Origin: Head of Fibula and Proximal Two-Thirds of Lateral Fibula

Insertion: Base of the First Metatarsal and Medial Cuneiform

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15
Q

List the functions of the Peroneus Longus

Origin: Head of Fibula and Proximal Two-Thirds of Lateral Fibula

Insertion: Base of the First Metatarsal and Medial Cuneiform

A
  1. Evert the foot
  2. Assist to Plantar Flex the ankle

Origin: Head of Fibula and Proximal Two-Thirds of Lateral Fibula

Insertion: Base of the First Metatarsal and Medial Cuneiform

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16
Q

This muscle can
1. Evert the foot
2. Assist to Plantar Flex the ankle

Origin: Distal Two-Thirds of Lateral Fibula

Insertion: Tuberosity of Fifth Metatarsal

A

Peroneus Brevis

Origin: Distal Two-Thirds of Lateral Fibula

Insertion: Tuberosity of Fifth Metatarsal

17
Q

What are the functions for the Peroneus Brevis

Origin: Distal Two-Thirds of Lateral Fibula

Insertion: Tuberosity of Fifth Metatarsal

A
  1. Evert the foot
  2. Assist to Plantar Flex the ankle

Origin: Distal Two-Thirds of Lateral Fibula

Insertion: Tuberosity of Fifth Metatarsal

18
Q

Describe the actions for the Peroneus Brevis

Origin: Distal Two-Thirds of Lateral Fibula

Insertion: Tuberosity of Fifth Metatarsal

A
  1. Evert the foot
  2. Assist to Plantar Flex the ankle

Origin: Distal Two-Thirds of Lateral Fibula

Insertion: Tuberosity of Fifth Metatarsal

19
Q

This muscle has the functions of
1. Invert the Foot
2. Dorsiflex the Ankle

Origin: Lateral Condyle of Tibia; Proximal, Lateral Surface of Tibia and Interosseous Membrane

Insertion: Medial Cuneiform and Base of the First Metatarsal

A

Tibialis Anterior

Origin: Lateral Condyle of Tibia; Proximal, Lateral Surface of Tibia and Interosseous Membrane

Insertion: Medial Cuneiform and Base of the First Metatarsal

20
Q

What are the functions of the Tibialis Anterior

Origin: Lateral Condyle of Tibia; Proximal, Lateral Surface of Tibia and Interosseous Membrane

Insertion: Medial Cuneiform and Base of the First Metatarsal

A
  1. Invert the Foot
  2. Dorsiflex the Ankle

Origin: Lateral Condyle of Tibia; Proximal, Lateral Surface of Tibia and Interosseous Membrane

Insertion: Medial Cuneiform and Base of the First Metatarsal

21
Q

List the actions of the Tibialis Anterior

Origin: Lateral Condyle of Tibia; Proximal, Lateral Surface of Tibia and Interosseous Membrane

Insertion: Medial Cuneiform and Base of the First Metatarsal

A
  1. Invert the Foot
  2. Dorsiflex the Ankle

Origin: Lateral Condyle of Tibia; Proximal, Lateral Surface of Tibia and Interosseous Membrane

Insertion: Medial Cuneiform and Base of the First Metatarsal

22
Q

This muscle has the actions of
1. Extend the Second through Fifth Toes
2. Dorsiflex the Ankle
3. Evert the Foot

Origin: Lateral Condyle of Tibia; Proximal, Anterior Shaft of Fibula and Interosseous Membrane

Insertion: Middle and Distal Phalanges of Second through Fifth Toes

A

Extensor Digitorum Longus

Origin: Lateral Condyle of Tibia; Proximal, Anterior Shaft of Fibula and Interosseous Membrane

Insertion: Middle and Distal Phalanges of Second through Fifth Toes

23
Q

What are the functions of the Extensor Digitorum Longus

Origin: Lateral Condyle of Tibia; Proximal, Anterior Shaft of Fibula and Interosseous Membrane

Insertion: Middle and Distal Phalanges of Second through Fifth Toes

A
  1. Extend the Second through Fifth Toes
  2. Dorsiflex the Ankle
  3. Evert the Foot

Origin: Lateral Condyle of Tibia; Proximal, Anterior Shaft of Fibula and Interosseous Membrane

Insertion: Middle and Distal Phalanges of Second through Fifth Toes

24
Q

List the actions for the Extensor Digitorum Longus

Origin: Lateral Condyle of Tibia; Proximal, Anterior Shaft of Fibula and Interosseous Membrane

Insertion: Middle and Distal Phalanges of Second through Fifth Toes

A
  1. Extend the Second through Fifth Toes
  2. Dorsiflex the Ankle
  3. Evert the Foot

Origin: Lateral Condyle of Tibia; Proximal, Anterior Shaft of Fibula and Interosseous Membrane

Insertion: Middle and Distal Phalanges of Second through Fifth Toes

25
Q

The actions for this muscle are
1. Extend the First Toe
2. Dorsiflex the Ankle
3. Invert the Foot

Origin: Middle, Anterior surface of Fibula and Interosseous Membrane

Insertion: Distal Phalanx of First Toe

A

Extensor Hallucis Longus

Origin: Middle, Anterior surface of Fibula and Interosseous Membrane

Insertion: Distal Phalanx of First Toe

26
Q

What are the functions for the Extensor Hallucis Longus

Origin: Middle, Anterior surface of Fibula and Interosseous Membrane

Insertion: Distal Phalanx of First Toe

A
  1. Extend the First Toe
  2. Dorsiflex the Ankle
  3. Invert the Foot

Origin: Middle, Anterior surface of Fibula and Interosseous Membrane

Insertion: Distal Phalanx of First Toe

27
Q

List the actions for the Extensor Hallucis Longus

Origin: Middle, Anterior surface of Fibula and Interosseous Membrane

Insertion: Distal Phalanx of First Toe

A
  1. Extend the First Toe
  2. Dorsiflex the Ankle
  3. Invert the Foot

Origin: Middle, Anterior surface of Fibula and Interosseous Membrane

Insertion: Distal Phalanx of First Toe

28
Q

These are the actions for which muscle
1. Invert the foot
2. Plantar flex the ankle (talocrural joint)

Origin: Proximal, posterior shafts of tibia and fibula;
and interosseous membrane

Insertion: All five tarsal bones and bases of second through fourth metatarsals

A

Tibialis Posterior

29
Q

List the actions of the Tibialis Posterior

Origin: Proximal, posterior shafts of tibia and fibula;
and interosseous membrane

Insertion: All five tarsal bones and bases of second through fourth metatarsals

A
  1. Invert the foot
  2. Plantar flex the ankle (talocrural joint)

Origin: Proximal, posterior shafts of tibia and fibula;
and interosseous membrane

Insertion: All five tarsal bones and bases of second through fourth metatarsals

30
Q

What are the functions of the Tibialis Posterior

Origin: Proximal, posterior shafts of tibia and fibula;
and interosseous membrane

Insertion: All five tarsal bones and bases of second through fourth metatarsals

A
  1. Invert the foot
  2. Plantar flex the ankle (talocrural joint)

Origin: Proximal, posterior shafts of tibia and fibula;
and interosseous membrane

Insertion: All five tarsal bones and bases of second through fourth metatarsals

31
Q

These are the actions for which muscle?

  1. Flex the second through fifth toes
  2. Weak plantar flexion of ankle (talocrural joint)
  3. Invert the foot

Origin: Middle, posterior surface of tibia

Insertion: Distal phalanges of second through fifth toes

A

Flexor Digitorum Longus

Origin: Middle, posterior surface of tibia

Insertion: Distal phalanges of second through fifth toes

32
Q

What are the functions for the Flexor Digitorum Longus

Origin: Middle, posterior surface of tibia

Insertion: Distal phalanges of second through fifth toes

A
  1. Flex the second through fifth toes
  2. Weak plantar flexion of ankle (talocrural joint)
  3. Invert the foot

Origin: Middle, posterior surface of tibia

Insertion: Distal phalanges of second through fifth toes

33
Q

Describe the actions of the Flexor Digitorum Longus

Origin: Middle, posterior surface of tibia

Insertion: Distal phalanges of second through fifth toes

A
  1. Flex the second through fifth toes
  2. Weak plantar flexion of ankle (talocrural joint)
  3. Invert the foot

Origin: Middle, posterior surface of tibia

Insertion: Distal phalanges of second through fifth toes

34
Q

These are the functions for which muscle
1. Flex the first toe
2. Weak plantar flexion of ankle (talocrural joint)
3. Invert the foot

Origin: Middle half of posterior fibula

Insertion: Distal phalanx of first toe

A

Flexor Hallucis Longus

Origin: Middle half of posterior fibula

Insertion: Distal phalanx of first toe

35
Q

Describe the actions of the Flexor Hallucis Longus

Origin: Middle half of posterior fibula

Insertion: Distal phalanx of first toe

A
  1. Flex the first toe
  2. Weak plantar flexion of ankle (talocrural joint)
  3. Invert the foot

Origin: Middle half of posterior fibula

Insertion: Distal phalanx of first toe

36
Q

What are the functions of the Flexor Hallucis Longus

Origin: Middle half of posterior fibula

Insertion: Distal phalanx of first toe

A
  1. Flex the first toe
  2. Weak plantar flexion of ankle (talocrural joint)
  3. Invert the foot

Origin: Middle half of posterior fibula

Insertion: Distal phalanx of first toe