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PT-514 Anatomy > LE muscles (no pictures) > Flashcards

LE muscles (no pictures) Flashcards

2
Q

Give the origin, insertion, action and innervation of Psoas Major

A

Origin: T12-L4 vertebral bodies

Insertion: Lesser trochanter
via Iliopsoas tendon

Action: Flex hip, ER hip, Flex lumbar spine
Ipsilat flex spine

Innervation: L1-L3 direct branches from lumbar plexus

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3
Q

**Give the origin, insertion, action and innervation of **Iliacus

A

Origin: Iliac fossa

Insertion: Lesser trochanter of femur
via Iliopsoas tendon

Action: Flex hip
ER hip

Innervation: Femoral N

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4
Q

Give the origin, insertion, action and innervation of Sartorius

A

Origin: ASIS

Insertion: Med to the Tibial Tuberosity via Pes Anserinus

Action: Flex hip, Abd hip, ER hip, Flex knee, IR tibia

Innervation: Femoral nerve

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5
Q

Give the origin, insertion, action and innervation of Gluteus Maximus

A
  • *(upper)**
  • *Origin**: Sacrum, Gluteal surface ilium, Thoracolumbar fascia

Insertion: Lateral condyle tibia via Iliotibial tract

Action: Ext hip, ER hip

Innervation: Abd hip Inferior gluteal nerve

(lower)

Origin: Sacrum, Gluteal surface ilium, Thoracolumbar fascia, Sacrotuberous ligament

Insertion: Gluteal tuberosity

Action: Ext hip, ER hip, Add hip

Innervation: Inferior gluteal nerve

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6
Q

Give the origin, insertion, action and innervation of Gluteus Medius

A

Origin: Superior gluteal surface ilium

Insertion: Lateral Greater trochanter

  • *Action**: Abd hip
  • *Ant**: Flex and IR hip
  • *Post**: Ext and ER hip

Innervation: Superior gluteal nerve

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7
Q

Give the origin, insertion, action and innervation of Gluteus Minimus

A

Origin: Inferior gluteal surface ilium (below origin of glut med)

Insertion: Anterior Greater trochanter

  • *Action**: Abd hip
  • *Ant**: Flex and IR hip
  • *Post**: Ext and ER hip

Innervation: Superior gluteal nerve

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8
Q

Give the origin, insertion, action and innervation of Tensor Fasciae Latae

A

Origin: ASIS

Insertion: Lateral condyle tibia via Iliotibial tract

Action: Tenses fascia lata, Abd hip, Flex hip, IR hip

Innervation: Superior gluteal nerve

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9
Q

Give the origin, insertion, action and innervation of Piriformis

A

Origin: Ant surface sacrum

Insertion: Greater trochanter apex

Action: ER hip, Abd hip, Ext hip

Innervation: L5-S2 direct branches from sacral plexus

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10
Q

Give the origin, insertion, action and innervation of Gemellus Superior

A

Origin: Ischial spine

Insertion: Greater trochanter

Action:

ER hip

Add hip < 30 Abd
Abd hip > 30 Abd
Extend hip

Innervation: L5, S1 direct branches from sacral plexus

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11
Q

Give the origin, insertion, action and innervation of Obturator Internus

A

Origin: Inner surface obturator membrane

Insertion: Greater trochanter
(med surface)

Action: ER hip
Add hip < 30 Abd
Abd hip > 30 Abd
Extend hip

Innervation: L5, S1 direct branches from sacral plexus

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12
Q

Give the origin, insertion, action and innervation of Gemellus Inferior

A

Origin: Ischial tuberosity

Insertion: Greater trochanter

Action: ER hip
Add hip < 30 Abd
Abd hip > 30 Abd
Extend hip

Innervation: L5, S1 direct branches from sacral plexus

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13
Q

Give the origin, insertion, action and innervation of Obturator Externus

A

Origin: Outer surface obturator membrane

Insertion: Trochanteric fossa ER hip

Action: Add hip

Innervation: Obturator nerve

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14
Q

Give the origin, insertion, action and innervation of Quadratus Femoris

A

Origin: Ischial tuberosity

Insertion: Intertrochanteric crest

Action: ER hip
Add hip

Innervation: L5, S1 direct branches from sacral plexus

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15
Q

Give the origin, insertion, action and innervation of Pectineus

A

Origin: Superior pubic ramus

Insertion: Pectineal line

Action: Add hip
IR hip
Flex hip

Innervation: Femoral nerve

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16
Q

Give the origin, insertion, action and innervation of Adductor Longus

A

Origin: Pubic Body

Insertion: Linea aspera

Action: Add hip
Flex hip (to 70 deg)
IR hip

Innervation: Obturator nerve

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17
Q

Give the origin, insertion, action and innervation of Adductor Brevis

A

Origin: Inferior pubic ramus

Insertion: Linea aspera

Action: Add hip
Flex hip
IR hip

Innervation: Obturator nerve

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18
Q

Give the origin, insertion, action and innervation of Adductor Magnus

A

(Anterior)

Origin: Inferior pubic ramus
Ischial ramus

Insertion: Linea aspera

Action: Add hip
Ant: IR hip
Ant: Flex hip

Innervation: Obturator nerve

(Posterior)

Origin: Ischial ramus
Ischial tuberosity

Insertion: Adductor tubercle femur
Add hip

Action:

Post: ER hip
Post: Ext hip

Innervation: Tibial nerve

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19
Q

Give the origin, insertion, action and innervation of Gracilis

A

Origin: Inferior pubic ramus

Insertion: Med to the Tibial Tuberosity via Pes Anserinus

Action: Add hip
Flex hip
Flex knee
IR tibia

Innervation: Obturator nerve

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20
Q

Give the origin, insertion, action and innervation of Rectus Femoris

A

Origin: AIIS &

Acetabular roof

Insertion: Tibial tuberosity
via patellar ligament

Action: Flex hip
Ext knee

Innervation: Femoral nerve

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21
Q

Give the origin, insertion, action and innervation of Vastus Medialis

A

Origin: Linea aspera: med lip

Insertion: Tibial tuberosity
via patellar ligament

Action: Ext knee

Innervation: Femoral nerve

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22
Q

Give the origin, insertion, action and innervation of Vastus Lateralis

A

Origin: Linea aspera: lat lip

Insertion: Tibial tuberosity
via patellar ligament

Action: Ext knee

Innervation: Femoral nerve

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23
Q

Give the origin, insertion, action and innervation of Vastus Intermedius

A

Origin: Ant femur

Insertion: Tibial tuberosity
via patellar ligament

Action: Ext knee

Innervation: Femoral nerve

24
Q

**Give the origin, insertion, action and innervation of Biceps Femoris **(Long head)

A

Origin: Ischial tub,

Insertion: Head of fibula

Action: Ext hip
Flex knee, ER tibia

Innervation: Tibial nerve

25
Q

Give the origin, insertion, action and innervation of Biceps Femoris (short head)

A

Origin: Linea aspera

Insertion: Head of fibula

Action: Flex knee
ER tibia

Innervation: Common fibular nerve

26
Q

Give the origin, insertion, action and innervation of Semimembranosus

A

Origin: Ischial tuberosity

Insertion: Med tibial condyle

Action: Ext hip
Flex knee
IR tibia

Innervation: Tibial nerve

27
Q

Give the origin, insertion, action and innervation of Semitendinosus

A

Origin: Ischial tuberosity

Insertion: Med to the Tibial Tuberosity via Pes Anserinus

Action: Ext hip
Flex knee

Innervation: IR tibia Tibial nerve

28
Q

Give the origin, insertion, action and innervation of Popliteus

A

Origin: Lat femoral condyle

Insertion: Post tibial surface

Action: Flex knee
IR tibia
ER femur

Innervation: Tibial nerve

29
Q

Give the origin, insertion, action and innervation of Tibialis Anterior

A

Origin: Lat tibia

Insertion: Med cuneiform

Action: DF ankle
Invert IT

Innervation: Deep fibular nerve

30
Q

Give the origin, insertion, action and innervation of Extensor Digitorum Longus

A

Origin: Ant fibula

Insertion: Base of middle
& distal phalanges 2-5

Action: DF ankle
Evert IT
Ext MTP/IP 2-5

Innervation: Deep fibular nerve

31
Q

Give the origin, insertion, action and innervation of Extensor Hallicus Longus

A

Origin: Med fibula

Insertion: Base 1st distal phalanx

Action: DF ankle
Evert/Invert IT (STJ)
Ext MTP/IP 1

Innervation: Deep fibular nerve

32
Q

Give the origin, insertion, action and innervation of Fibularis (peroneus) longus

A

Origin: Prox 2/3 lat fibula

Insertion: Med cuneiform

**Action**: PF ankle
 Evert IT (STJ)

Innervation: Superficial fibular nerve

33
Q

Give the origin, insertion, action and innervation of Fibularis (peroneus) brevis

A

Origin: Distal 1/2 lat fibula

Insertion: Base 5th MT

Action: PF ankle, Evert IT (STJ)

Innervation: Superficial fibular nerve

34
Q

Give the origin, insertion, action and innervation of Fibularis (peroneus) tertius

A

Origin: Distal ant fibula

Insertion: Base of 5th MT

Action: DF ankle, Evert IT (STJ)

Innervation: Deep fibular nerve

35
Q

**Give the origin, insertion, action and innervation of **Soleus

A

Origin: Soleal line tibia

Insertion: Calcaneal tuberosity
via Achilles tendon

**Action**: PF ankle
 Invert IT (STJ)

Innervation: Tibial nerve

36
Q

Give the origin, insertion, action and innervation of Gastrocnemius

A

Origin: Med epicondyle femur, Lat epicondyle femur

**Insertion: **Calcaneal tuberosity
via Achilles tendon

Actions: PF ankle
Invert IT (STJ)
Flex knee

Innervation: Tibial nerve

37
Q

Give the origin, insertion, action and innervation of Plantaris

A

Origin: Lat epicondyle femur

Insertion: Calcaneal tuberosity
via Achilles tendon

Action: Small Contributor
PF ankle
Invert IT (STJ)
Flex knee

Innervation: Tibial nerve

38
Q

Give the origin, insertion, action and innervation of Tibialis Posterior

A

Origin: Post Tibia

IO membrane
Post Fibula

Insertion: Navicular (tuberosity)
Med cuneiform

**Action**: PF ankle
 Invert IT (STJ)

Innervation: Tibial nerve

39
Q

Give the origin, insertion, action and innervation of Flexor Digitorum Longus

A

Origin: Post tibia

Insertion: Base distal phalanges 2-5

Action: PF ankle
Inv IT (STJ)
Flex MTP
Flex IP 2-5

Innervation: Tibial nerve

40
Q

Give the origin, insertion, action and innervation of Flexor Hallucis Longus

A

Origin: Post fibula

Insertion: Base distal phalanx 1

Action: PF ankle
Inv IT (STJ)
Flex MTP 1
Flex IP 1

Innervation: Tibial nerve

41
Q

Give the origin, insertion, action and innervation of Extensor Digitorum Brevis

A

Origin: Dorsal surface calcaneus

Insertion: Base middle phalange 2-4

Action: Ext MTP 2-4
Ext PIP 2-4

Innervation: Deep fibular nerve

42
Q

Give the origin, insertion, action and innervation of Extensor Hallucis Brevis

A

Origin: Dorsal surface calcaneus

Insertion: Base prox phalanx 1

Action: Ext MTP 1

Innervation: Deep fibular nerve

43
Q

Give the origin, insertion, action and innervation of Abductor Hallucis

A

Origin: Med calcaneal tuberosity

Insertion:Base prox phalanx 1

Action: Abd MTP 1

Innervation: Med plantar nerve

44
Q

Give the origin, insertion, action and innervation of Flexor Hallucis Brevis (medial head)

A

Origin: Med cuneiform

Insertion: Base prox phalanx 1

Action: Flex MPT 1

Innervation: Med plantar nerve

45
Q

Give the origin, insertion, action and innervation of Flexor Hallucis Brevis (lateral head)

A

Origin: Intermediate cuneiform

Insertion: Base prox phalanx 1

Action: Flex MPT 1

**Innervation: **Lat plantar nerve

46
Q

Give the origin, insertion, action and innervation of Adductor Hallucis (oblique head)

A

Origin: Base MTs 2-4

Insertion: Base prox phalanx 1

Action: Add MTP 1
Flex MTP 1

Innervation: Lat plantar nerve

47
Q

Give the origin, insertion, action and innervation of Adductor Hallucis (transverse head)

A

Origin: Deep transverse MT lig

**Insertion: **Base prox phalanx 1

Action: Add MTP 1

Innervation: Lat plantar nerve

48
Q

Give the origin, insertion, action and innervation of Abductor Digiti Minimi

A

Origin: Lat calcaneal tuberosity

Insertion: Base prox phalanx 5

Action: Abd MTP 5

Innervation: Lat plantar nerve

49
Q

Give the origin, insertion, action and innervation of Flexor Digiti Minimi (Brevis)

A

Origin: Base MT 5

Insertion: Base prox phalanx 5

Action: Flex MTP 5

Innervation: Lat plantar nerve

50
Q

Give the origin, insertion, action and innervation of Flexor Digitorum Brevis

A

Origin: Calcaneal tuberosity

Insertion: middle phalanges 2-5

Action: Flex MTP 2-5
Flex PIP 2-5

Innervation: Med plantar nerve

51
Q

Give the origin, insertion, action and innervation of Quadratus Plantae

A

Quadratus plantae

Origin: Calcaneal tuberosity

Insertion: Lat border FDL tendon

Action: Redirects and augments pull of FDL

Innervation: Lat plantar nerve

52
Q

Give the origin, insertion, action and innervation of the Lumbricals

A

Origin: Med border FDL tendons

Insertion: Dorsal aponeuroses 2-5

Action: Flex MTP 2-5
Ext IP 2-5
Add MTP 2-5

**Innervation: **1st Lumbrical:
Med plantar nerve
Lumbricals 2-4:
Lat plantar nerve

53
Q

Give the origin, insertion, action and innervation of the Plantar Interossei

A

Plantar interossei (1-3)

Origin: Med border MT 3-5 Med

Insertion: base prox phalanx 3-5

Action: Add MT 3-5

Innervation: Lat plantar nerve

54
Q

Give the origin, insertion, action and innervation of the Dorsal Interossei

A

Dorsal interossei (1-4)

Origin: Two heads from opposing sides MT 1-5

Insertion:

First interosseus:
Med base prox phalanx 2
2-4 interossei:
Lat base prox phalanges 2-4

Action: Abd MTP 2-4

Innervation: Lat plantar nerve

PT-514 Anatomy (5 decks)

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