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Anatomy > Exam 5 Origins/Insertions > Flashcards

Exam 5 Origins/Insertions Flashcards

1
Q

Gluteus maximus

A

O: sacrotuberous ligament, ilium (posterior to posterior gluteal line), sacrum, & coccyx
I: gluteal tuberosity & iliotibial tract (band)

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2
Q

Gluteus medius

A

O: ilium between anterior and posterior gluteal line
I: Greater trochanter

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3
Q

Gluteus minimus

A

O: ilium between anterior and inferior gluteal lines
I: Greater trochanter

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4
Q

Piriformis

A

O: anterior surface of sacrum (inside pelvis)
I: Greater trochanter
Exits through greater sciatic foramen

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5
Q

Obturator Internus (Triceps coxae)

A

O: Obturator membrane & surrounding bone inside pelvis
I: Greater trochanter
Leaves pelvis through lesser sciatic foramen

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6
Q

Superior Gemellus

A

O: Ischial spine
I: Tendon of obturator internus

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7
Q

Inferior Gemellus

A

O: Ischial tuberosity
I: Tendon of obturator internus

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8
Q

Quadratus Femoris

A

O: Ischial tuberosity
I: Intertrochanteric crest

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9
Q

Anterior Compartment of thigh

A

Flexors of hip & extensors of knee:
Sartorius, Rectus femoris, vastus lateralis, vastus medialis, vastus intermedius, articularis genu, psoas major, Iliacus, & tensor fascia lata

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10
Q

Sartorius

A

O: Anterior superior iliac spine
I: Medial to tibial tuberosity (superior part of medial surface of tibia)

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11
Q

Rectus femoris

A

Part of Quadriceps femoris
O: Anterior inferior iliac spine
I: patella (via Quadriceps femoris tendon)

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12
Q

Vastus lateralis

A

Part of Quadriceps femoris
O: Linea aspera (lateral lip)
I: Patella (via Quadriceps femoris tendon)

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13
Q

Vastus medialis

A

Part of Quadriceps femoris
O: Linea aspera (medial lip)
I: Patella (via Quadriceps femoris tendon)

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14
Q

Vastus intermedius

A

Part of Quadriceps femoris
O: body of femur (anterior side of femoral shaft)
I: Patella (via Quadriceps femoris tendon between other two vastus & under rectus femoris)

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15
Q

Articularis genus

A

O: Anterior part of femur (at suprapatellar recess)
I: synovial membrane of knee (at knee joint capsule)

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16
Q

Psoas major

A

O: Lumbar vertebrae
I: Lesser trochanter of femur

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17
Q

Iliacus

A

O: Iliac crest & fossa
I: Lesser trochanter of femur

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18
Q

Tensor fascia latae

A

O: Anterior superior iliac spine
I: Iliotibial tract

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19
Q

Medial compartment of thigh

A

Adductor group:

Pectineus, adductor longus, adductor brevis, adductor magnus, gracilis, obturator externus

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20
Q

Pectineus

A

O: Superior ramus of pubis
I: Pectineal line of femur

21
Q

Adductor longus

A

O: Body of pubic bone
I: Linea aspera of femur

22
Q

Adductor brevis

A

O: Inferior ramus of pubic bone
I: Linea aspera of femur

23
Q

Adductor magnus

A

O: Inferior pubic ramus, ischial ramus (Adductor part), & ischial tuberosity (Hamstring part)
I: Linea aspera of femur (Adductor deep part)
Adductor tubercle of femur (Hamstring superficial part)

24
Q

Gracilis

A

O: Inferior ramus of pubic
I: Superior part of medial surface of tibia (along with tendons of sartorius & semitendionsus)

25
Q

Obturator externus

A

O: Margins of obturator foramen & obturator membrane
I: Trochanteric fossa of femur

26
Q

Posterior compartment of thigh

A

Hamstring muscles:

Biceps femoris, Semitendinosus, Semimembranosus

27
Q

Biceps femoris

A

Long head: O: Ischial tuberosity
I: Fibular head
Short head: O: Linea aspera (lateral lip in middle third of femur)
I: Fibular head

28
Q

Semitendinosus

A

O: Ischial tuberosity
I: Medial surface of upper tibia

29
Q

Semimembranosus

A

O: Ischial tuberosity
I: Medial tibial condyle

30
Q

Anterior compartment of leg

A

Extensors (dorsiflexor)

Tibialis anterior, extensor hallucis longus, extensor digitorm longus, Peroneus tertius

31
Q

Tibialis Anterior

A

O: Tibia & IO membrane
I: Medial cuneiform (medial & plantar surface) & first metatarsal

32
Q

Extensor Hallucis Longus

A

O: Fibula & IO membrane
I: Distal phalanx 1st toe

33
Q

Extensor Digitorum Longus

A

O: Tibia, fibula, & IO membrane
I: middle & distal phalanges toe 2-5

34
Q

Peroneus (Fibularis) Tertius

A

O: Distal Fibula & IO membrane (anterior border)
I: 5th metatarsal base

35
Q

Lateral compartment of leg

A

Everters:

Peroneus longus, Peroneus brevis

36
Q

Peroneus (Fibularis) Longus

A

O: Lateral fibula (head & proximal 2/3)
I: Base 1st metatarsal & medial cuneiform (plantar surface)

37
Q

Peroneus (Fibularis) Brevis

A

O: Lateral fibula (distal 1/2)
I: Tuberosity 5th metatarsal (base)

38
Q

Posterior Compartment of Leg

A

Flexors:

Gastrocnemius, Soleus, Plantaris, Popliteus, Flexor hallucis longus, Flexor digitorum longus, Tibialis posterior

39
Q

Gastrocnemius

A

O: Lateral & medial condyles of femur (2 heads join together)
I: Calcaneus via calcaneal tendon

40
Q

Soleus

A

O: Fibula, soleal line of tibia
I: Calcaneus via calcaneal tendon

41
Q

Triceps surae

A

Gastrocnemius & Soleus together

Share calcaneal tendon

42
Q

Plantaris

A

O: Lateral supracondylar line of femur (just above lateral head of Gastrocnemius)
I: Calcaneus (long tendon, separate from calcaneal tendon)

43
Q

Popliteus

A

O: Lateral condyle of femur
I: Superior to soleal line of tibia

44
Q

Flexor hallucis longus

A

Deeper compartment
O: Fibula & IO membrane
I: Base of 1st distal phalanx

45
Q

Flexor digitorum longus

A

Deeper compartment
O: Tibia inferior to soleal line
I: bases distal phalanges toes 2-5

46
Q

Tibialis posterior

A

Deeper compartment
O: Tibia, fibula, & IO membrane
I: Navicular, cuneiforms, cuboid, bases of 2-4 metatarsals

47
Q

Extensor digitorum brevis

A

Only intrinsic muscle of dorsum of foot
O: Calcaneus
I: 2nd - 4th toes (middle phalanges)

48
Q

Extensor hallucis brevis

A

Part of Extensor digitorum brevis
O: Calcaneus
I: 1st toe (proximal phalanx)

Anatomy (20 decks)

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