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MBChB221 Musculoskeletal > Anteromedial Thigh + Femoral Triangle > Flashcards

Anteromedial Thigh + Femoral Triangle Flashcards

1
Q

What is acetabulum

A
  • Where the three pelvic bones come together
  • Socket of hip joint
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2
Q

What does inguinal ligament connect

A

ASIS to Pubic Tubercle

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3
Q

What connects two halves of the pelvis

A
  • Coccyx / sacrum
  • Pubic Symphysis
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4
Q

What is Linea aspera

A

Posterior dip in femur for muscle attachments

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5
Q

The humerus has anterior tubercles, the femur has _______

A

Posterior trochanters

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6
Q

Common iliac vessels divide into ________ at the _____

A

External and internal iliac, sacroiliac joint

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7
Q

External iliac vessel becomes _______ when passing _____ the ______

A

Femoral, under, inguinal ligament

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8
Q

Is femoral artery ant/post to the femur

A

Post

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9
Q

Femoral artery gives off __________ branch at the ______

A

Profunda Femoris, neck of femur

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10
Q

Profunda femoris branches into

A

Medial circumflex, lateral circumflex (-> descending branch), perforating arteries

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11
Q

Femoral artery enters ________ and becomes the ______

A

Popliteal fossa (behind knee), popliteal artery

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12
Q

When popliteal artery leaves popliteal fossa, it trifurcates into

A

Anterior Tibial (ant), Posterial Tibial (post), Fibular (post)

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13
Q

What is fascia lata

A

Deep fascia of the lower limb, envelops whole lower limb

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14
Q

What is saphenous opening

A

Hole in the fascia lata where saphenous vein meets femoral vein

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15
Q

Where is saphenous opening

A

Inferior to inguinal ligament

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16
Q

Where does fascia lata attach

A

Pelvis
- Sup to pubic tubercle, pubis, inguinal lig
- Lat to iliac crest
- Post to sacrum, coccyx, ischial tuberosity

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17
Q

Iliotibial Band function

A

Knee stability when knee is straight

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18
Q

What is iliotibial band

A

Fascia lata blended with tendon of tensor fascia lata muscle

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19
Q

Psoas Origin

A

L2-L4

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20
Q

Psoas Innervation

A

L2-L4 Spinal nerves

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21
Q

Psoas insertion

A

Lesser trochanter

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22
Q

Psoas movement

A

Flexes thigh
Externally rotates thigh

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23
Q

Iliacus

A

Origin Ilium

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24
Q

Iliacus Insertion

A

Lesser Trochanter

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25
Q

Iliacus Innervation

A

Femoral Nerve

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26
Q

Iliacus Movement

A

Flex thigh
External rotate thigh

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27
Q

Pectineus Origin

A

Superior Pubic Ramus

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28
Q

Pectineus Insertion

A

Lesser Trochanter

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29
Q

Pectineus Movement

A

Adducts thigh
Flexes thigh

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30
Q

Pectineus Innervation

A

Femoral and Obturator Nerve

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31
Q

Why is Pectineus innervated by both Femoral and Obturator

A

It lies between the anterior and medial compartments

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32
Q

Tensor Fascia Lata muscle Origin

A

ASIS

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33
Q

Tensor Fascia Lata insertion

A

Iliotibial band (which is then really long and continues down to tibia)

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34
Q

Tensor fascia lata muscle Innervation

A

Superior GLuteal Nerve

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35
Q

Tensor fascia lata muscle Movement

A

THigh abduction
Thigh Flexion

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36
Q

Sartorius Origin

A

ASIS

37
Q

Sartorius Insertion

A

Pes Anserinus (medial proximal tibia)

38
Q

Sartorius Innervation

A

Femoral Nerve

39
Q

Sartorius Movmeent

A

FLexes knee
Externally rotates thigh
(Ie gets you to sit)

40
Q

PES Anserinus

A

Goose foot tendon, bit useless so we use it for a graft

41
Q

4 Quads

A

Rectus femoris, vastus lateralis/intermedius/mediallis

42
Q

Vasti Muscles Innervation

A

Femoral Nerve

43
Q

Vasti Muscles Origin

A

Proximal Femur

44
Q

Vasti Muscles Insertion

A

Quadriceps tendon -> Patella

45
Q

Vasti Muscles Movement

A

Knee extension

46
Q

Rectus Femoris Origin

A
  1. AIIS
  2. Acetabulum
47
Q

Rectus Femoris Insertion

A

Quadriceps tendon -> patella

48
Q

Rectus Femoris Movmeent

A

Knee extension (as quad muscle)
Thigh Flexion

49
Q

Anterior Thigh muscles

A

Pectineus
Iliacus
Psoas
Tensor Fascia Lata
Sartorius
Quads: Rectus Femoris, Vastus Lat/int/med

50
Q

Medial Thigh Muscles

A

Adductor Longus
Adductor Brevis
Adductor Magnus
Gracilis

51
Q

Medial Thigh Muscles All do…

A

Adduct thigh

52
Q

Medial THigh muscles all supplied by

A

Obturator Nerve

53
Q

Adductor Longus Origin

A

Pubis

54
Q

Adductor Longus Insertion

A

Linea Aspera

55
Q

Adductor Longus Movement

A

Adduction Flexion thigh

56
Q

Adductor Longus Innervation

A

Obturator

57
Q

Adductor Brevis Origin

A

Pubic Ramus

58
Q

Adductor Brevis Insertion

A

Linea Aspera

59
Q

Adductor Brevis Innervation

A

Obturator

60
Q

Adductor Brevis Movement

A

Adduction and Flexion thigh

61
Q

Adductor Magunus Origin

A
  1. Adductor Part = Pubic Ramus
  2. Hamstring Part = Ischial Tuberosity
62
Q

Adductor Magnus Innervation

A

Obturator and Sciatic (Tibial)

63
Q

Adductor Magnus Function

A

Adduction and Flexion thigh - Adductor Part
Extension thigh - Hamstring part

64
Q

Adductor Magnus Insertion

A

Linea Aspera

65
Q

Gracilis Origin

A

Pubis

66
Q

Gracilis Insertion

A

PES Anserinus

67
Q

Gracilis Innervartio

A

Obturator

68
Q

Gracilis Movement

A

Adduction and internal rotation leg

69
Q

Femoral and Obturator Nerve Origins

A

L2-L4

70
Q

Femoral Nerve enters thigh by

A

Under inguinal ligament

71
Q

After passing under the inguinal ligament, the femoral nerve

A

Instantly splits into branches to the anterior thigh muscles, anterior cutaneous nerve of thigh and saphenous nerve

72
Q

Saphenous nerve supplies

A

Cutaneous medial leg and foot

73
Q

Obturator nerve enters thigh through

A

Obturator foramen

74
Q

Obturator Nerve supplies…

A

Med thigh muscles and cutaneous

75
Q

Femoral nerve supplies

A

Ant thigh muscles, ant thigh cut (via ant cut nerve thigh) medial leg and foot (via saphenous)

76
Q

Superifical Veins Lower Limb

A

Small Saphenous = post leg
Great Saphenous = med leg

77
Q

Femoral Triangle Order from Lat->Med

A

NAVL

Nerve Artery Vein Lumph

78
Q

Femoral Triangle Superior Border

A

Inguinal Ligament

79
Q

Femoral Triangle Medial Border

A

Adductor longus

80
Q

Femoral Triangle Lateral Border

A

Sartorius

81
Q

Femoral Triangle Floor

A

Iliacus, Psoas, Pectineus

82
Q

Femoral Triangle Roof

A

Fascia Lata

83
Q

Femoral Sheath contains

A

Femoral Aretry, Vein, Lymph (NOT NERVE)

84
Q

Femoral Canal allows for

A

Expansion of Femoral Vein

85
Q

Adductor Canal is

A

Pathway for femoral vessels from femoral triangle to popliteal fossa

86
Q

Adductor Canal anaesthesia used for

A

Blocking most nerve sensation of lower limb as both femoral and obturator nerves in it

87
Q

Which artery is used for catheters

A

Femoral artery as big

88
Q

Femoral Hernia occurs where

A

Femoral Ring of femoral triangle

MBChB221 Musculoskeletal (26 decks)

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