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Anatomy > Inferior Limb myology > Flashcards

Inferior Limb myology Flashcards

1
Q

Sartorius Muscle

A

Origin

Anterior Superior iliac spine

Insertion

Medial aspect of the tibial tuberosity

Action

Flex hip joint, flex knee joint, rotate limb laterally

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2
Q

Rectus Femoris

A

Origin

Anterior inferior iliac spine

Insertion

Tibial tuberosity

Action

Flex hip joint, extend knee joint

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3
Q

Vastus Lateralis Muscle

A

Origin

Lateral aspect of the femur bone

Insertion

Tibial tuberosity

Action

Flex hip joint, extend knee joint

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4
Q

Vastus Medialis Muscle

A

Origin

Medial aspect of the femur bone

Insertion

Tibial tuberosity

Action

Flex hip joint, extend knee joint

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5
Q

Vastus Intermedialis Muscle

A

Origin

Intermedius aspect of the body of the femur bone

Insertion

Tibial tuberosity

Action

Flex hip joint, extend knee joint

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6
Q

Gluteus Maximus Muscle

A

Origin

Bony sacrum, iliac crest, coccyx

Insertion

Proximolateral aspect of femoral bone, iliotibial tract

Action

Extend hip joint, rotate thigh laterally, some adduction at hip joint

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7
Q

Gluteus Medius Muscle

A

Origin

Gluteal surface of the ilium

Insertion

Greater trochanter of femur bone

Action

Abduct limb at hip joint

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8
Q

Gluteus Minimus Muscle

A

Origin

Gluteal surface of the ilium

Insertion

Greater trochanter of femur bone

Action

Abduct limb at the hip joint

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9
Q

Tensor Fasciae Latae Muscle

A

Origin

Anterior superior iliac spine

Insertion

Lateral condyle of the tibia

Action

Flex hip joint, abduct limb at hip joint

Iliotibial tract

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10
Q

Iliopsoas Muscle

A

Origin

After the inguinal ligament this muscle is named

Insertion

Lesser trochanter and adjacent body of the femur bone

Action

Flex hip joint, rotate thigh laterally

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11
Q

Iliacus Muscle

A

Origin

Iliac fossa

Insertion

Lesser trochanter and adjacent body of the femur bone

Action

Flex hip joint, rotate thigh laterally

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12
Q

Psoas Major Muscle

A

Origin

Bodies of vertebrae T12-L5

Insertion

Lesser trochanter and adjacent body of the femur bone

Action

Flex hip joint, rotate thigh laterally

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13
Q

Gracilis Muscle

A

Origin

Inferior ramus of pubis

Insertion

Medial aspect of proximal part of tibial body

Action

Adduct limb at hip joint, flex knee joint, rotate limb medially

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14
Q

Pectineus Muscle

A

Origin

Pecten of pubis

Insertion

Proximal end of posterior aspectof femoral body

Action

Adduct limb at hip joint, flex hip joint

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15
Q

Adductor Longus Muscle

A

Origin

Pubis symphysis and adjacent body of pubis

Insertion

Middle third of medial lip of linea aspera of femur bone

Action

Adduct limb at hip joint

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16
Q

Adductor Brevis Muscle

A

Origin

Inferior ramus of pubis

Insertion

Medial lip of linea aspera of femur bone

Action

Adduct limb at hip joint

17
Q

Adductor Magnus Muscle

A

Origin

Ischiatic tuber, inferior ramus of pubis, ramus of ischium

Insertion

Linea aspera and adductor tubercle of femur bone

Action

Adduct limb at hip joint, extend hip joint

18
Q

Adductor Minimus Muscle

A

Closely applied to the proximal aspect of the adductor magnus muscle

19
Q

Biceps Femoris Muscle

A

Insertion

Head of fibula, lateral condyle of tibia

Action

Extend hip joint, flex knee joint, rotate limb laterally

20
Q

Long head of the Biceps Femoris Muscle

A

Origin

Ischiatic tuber

Insertion

Head of fibula, lateral condyle of tibia

Action

Extend hip joint, flex knee joint, rotate limb medially

21
Q

Short head of the Biceps Femoris Muscle

A

Origin

Lateral lip of linea aspera of the femur bone

Insertion

Head of fibula, lateral condyle of tibia

Action

Extend hip joint, flex knee joint, rotate limb medially

22
Q

Semitendinosis Muscle

A

Origin

Ischiatic tuber

Insertion

Medial aspect of the proximal part of the tibial body

Action

Extend hip joint, flex knee joint, rotate limb medially

23
Q

Semimembranosus Muscle

A

Origin

Ischiatic tuber

Insertion

Meidal condyle of tibia

Action

Extend hip joint, flex knee joint, rotate limb medially

24
Q

Anterior Tibial Muscle

A

Origin

Proximal tibia and crural interosseous membrane

Insertion

Medial cuneiform bone and first metatarsal bone

Action

Flex (dorsiflexion) the talocrural joint and invert the foot

25
Q

Long Digital Extensor Muscle

A

Origin

Lateral condyle of tibia, proximal fibula, and crural interosseous membrane

Insertion

Distal phalanges of digits 2-5

Action

Flex (dorsiflexion) talocrural joint, extend digital joints of digits 2-5

26
Q

Extensor Hallucis Longus Muscle

A

Origin

Middle of fibula and crural interosseous membrane

Insertion

Base of distal phalanx of big toe

Action

Extend digital joints of big toe, flex (dorsiflexion) talocrural joint

27
Q

Peroneus Longus Muscle

A

Origin

Proximal third of fibula

Insertion

Medial cuneiform bone and base of first metatarsal bone

Action

Extend (plantar flex) talocrural joint, evert pes

28
Q

Peroneus Brevis Muscle

A

Origin

Distal half of fibula

Insertion

Base of fifth metatarsal bone

Action

Evert pes, extend (plantar flex) the talocrural joint

29
Q

Peroneus Tertius Muscle

A

Origin

Lower third of body of fibula

Insertion

Dorsum of base of fifth metatarsal bone

Action

Flex (dorsiflex) the talocrural joint, evert the pes

30
Q

Gastrocnemius Muscle

A

Insertion

Tuber calcanei

Action

Extend (plantar flex) talocrural joint

31
Q

Medial head of the Gastrocnemius Muscle

A

Origin

Distal posterior femur bone just above medial condyles

Insertion

Tuber calcanei

Action

Extend (plantar flex) talocrural joint

32
Q

Lateral head of the Gastrocnemius Muscle

A

Origin

Distal posterior femur bone just above lateral condyles

Insertion

Tuber calcanei

Action

Extend (plantar flex) talocrural joint

33
Q

Soleus Muscle

A

Origin

Proximal, posterior tibia and fibula

Insertion

Tuber calcanei

Action

Extend (plantar flex) talocrural joint

34
Q

Plantaris Muscle

A

Origin

Lateral epicondyle of femur bone

Insertion

Tuber calcanei

Action

Extend (plantar flex) talocrural joint

35
Q

Popliteus Muscle

A

Origin

Lateral epicondyle of femur bone

Insertion

Posterior aspect of tibia above line of soleus muscle

Action

Flex knee joint, rotate crus medially

36
Q

Flexor Hallucis Longus Muscle

A

Origin

Distal 2/3 of fibula

Insertion

Base of distal phalanx of first digit

Action

Flex digital joints of first digit, extend (plantar flex) talocrural joint, invert the pes

37
Q

Flexor Digitorum Longus Muscle

A

Origin

Tibia

Insertion

Distal phalanges of digits 2-5

Action

Flex digital joints of minor toes, extend (plantar flex) talocrural joint

38
Q

Posterior Tibial Muscle

A

Origin

Posterior aspect of the tibia and fibula

Insertion

Tarsal bones and metatarsal bones of 2-4

Action

Extend (plantar flex) talocrural joint, invert pes

Anatomy (6 decks)

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