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Musculoskeletal System > Muscles of Thigh and Femoral Triangle > Flashcards

Muscles of Thigh and Femoral Triangle Flashcards

(66 cards)

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1
Q

THIGH

A

Surrounded by Fascia lata
Strengthened Iliotibial Tract Laterally
- Tract runs from Ilium to Lateral Tibial Condyle
ANTERIOR COMPARTMENT
~ Quads
MEDIAL COMPARTMENT
~ Adductors
POSTERIOR COMPARTMENT
~ Hamstrings

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2
Q

ILIOTIBIAL TRACT

A

Thickening of Fascia Lata Laterally
Iliac Crest Tuberculum to Lateral Condyle Tibia
Insertion of muscles:
- Gluteus Maximus Posteriorly
- Tensor Fascia Latae Anteriorly

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3
Q

TENSOR FASCIAE LATAE (Origin)

A

Lateral aspect Ilium
- Posterior to Anterior Superior Iliac Spine (ASIS)

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4
Q

TENSOR FASCIAE LATAE (Insertion)

A

Iliotibial Tract

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5
Q

TENSOR FASCIAE LATAE (Action)

A

Stabilize knee joint when extended

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6
Q

TENSOR FASCIAE LATAE (Innervation)

A

SUPERIOR Gluteal Nerve (L4-S1)

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7
Q

BICEPS FEMORIS (Origin)

A

LONG head
- Inferomedial surface Superior Surface Ischial Tuberosity
SHORT head
- Lateral lip Linea Aspera femur

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8
Q

BICEPS FEMORIS (Insertion)

A

Lateral surface head Fibular

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9
Q

BICEPS FEMORIS (Action)

A

Extension hip joint
Lateral Rotation hip joint
Flexion knee joint

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10
Q

BICEPS FEMORIS (Innervation)

A

Sciatic Nerve (L4-S3)
~ LONG head (Tibial division)
~ SHORT head (Common Fibular division)

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11
Q

SEMITENDINOSUS (Origin)

A

Inferomedial surface Superior surface Ischial Tuberosity
(Same as Biceps femoris)

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12
Q

SEMITENDINOSUS (Insertion)

A

Medial surface Proximal end Tibia

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13
Q

SEMITENDINOSUS (Action)

A

Extension hip joint
Flexion knee joint

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14
Q

SEMITENDINOSUS (Innervation)

A

Tibial Division of Sciatic Nerve (L4-S3)

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15
Q

SEMIMEMBRANOSUS (Origin)

A

Superolateral impression Ischial Tuberosity

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16
Q

SEMIMEMBRANOSUS (Insertion)

A

Groove and Adjacent bone
- Medial and Posterior surface Medial condyle Tibia

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17
Q

SEMIMEMBERANOSUS (Action)

A

Extension hip joint
Flexion knee joint

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18
Q

SEMIMEMBERANOSUS (Innervation)

A

Tibial Division of Sciatic Nerve (L4-S3)

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19
Q

SCIATIC NERVE (L4-S4)

A

COMMON FIBULAR Division
- Inferior /Superior Gluteal Nerve
- Nerve to piriformis
- Perforating Cutaneous Nerve
TIBIAL Division
Nerve to Quadratus Femoris
Nerve to Obturator Internus
Pudendal Nerve

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20
Q

ILIOPSOAS

A

Psoas Major and Iliacus

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21
Q

PECTINEUS (Origin)

A

Superior Pubic Ramus (Pectineal Line)

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22
Q

PECTINEUS (Insertion)

A

Posterior aspect Femur, Inferior to Lesser Trochanter

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23
Q

PECTINEUS (Action)

A

Adduction
Flexion

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24
Q

PECTINEUS (Innervation)

A

Femoral Nerve (L2-L4)

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25
SARTORIUS (Origin)
(Longest muscle in body) Anterior Superior Iliac Spine
26
SARTORIUS (Insertion)
Upper Medial surface Tibia
27
SARTORIUS (Action)
Flexion hip and knee joint Lateral Rotation hip joint
28
SARTORIUS (Innervation)
Femoral Nerve (L2-L4)
29
RECTUS FEMORIS (Origin)
STRAIGHT head - Anterior Inferior Iliac Spine REFLECTED head - Ilium, above Acetabulum
30
RECTUS FEMORIS (Insertion)
Superior border Patella ~ via Quadriceps Tendon Inserts Tibial Tuberosity ~ via Patella Ligament
31
RECTUS FEMORIS (Action)
Flexion hip Extension knee
32
RECTUS FEMORIS (Innervation)
Femoral Nerve (L2-L4)
33
VASTUS LATERALIS (Origin)
Lateral margin Intertrochanteric line and Linea Aspera Lateral margin Gluteal Tuberosity and Greater Trochanter (ONLY on Femur)
34
VASTUS LATERALIS (Insertion)
Lateral aspect Patella ~ via Quadriceps tendon Inserts Tibial Tuberosity ~ via Patella ligament
35
VASTUS LATERALIS (Action)
Extension knee
36
VASTUS LATERALIS (Innervation)
Femoral Nerve (L2-L4)
37
VASTUS MEDIALIS (Origin)
Medial margin Intertrochanteric line and Linea Aspera Pectineal line and Medial Supracondylar line
38
VASTUS MEDIALIS (Insertion)
Medial aspect Patella ~ via Quadriceps tendon Inserts Tibial Tuberosity ~ via Patella ligament
39
VASTUS MEDIALIS (Action)
Extension knee
40
VASTUS MEDIALIS (Innervation)
Femoral Nerve (L2-L4)
41
VASTUS INTERMEDIUS (Origin)
Upper 2/3 Anterior and Lateral surface Femoral Shaft
42
VASTUS INTERMEDIUS (Insertion)
Base patella and Posterior Rectus Femoris tendon Quadriceps tendon (Tibial Tuberosity)
43
VASTUS INTERMEDIUS (Action)
Extension knee
44
VASTUS INTERMEDIUS (Innervation)
Femoral Nerve (L2-L4)
45
GRACILIS (Origin)
Body Pubis and Ischiopubic Ramus
46
GRACILIS (Insertion)
Medial surface proximal shaft Tibia
47
GRACILIS (Action)
Adduction hip Flexion knee
48
GRACILIS (Innervation)
Obturator Nerve (L2-L4)
49
ADDUCTOR LONGUS (Origin)
External surface body Pubis
50
ADDUCTOR LONGUS (Insertion)
Lined Aspera Middle 1/3 Femoral Shaft
51
ADDUCTOR LONGUS (Action)
Adduction of hip Medial Rotation of hip
52
ADDUCTOR LONGUS (Innervation)
Anterior Division of Obturator Nerve (L2-L4)
53
ADDUCTOR BREVIS (Origin)
External surface body Pubis and Ischiopubic Ramus
54
ADDUCTOR BREVIS (Insertion)
Posterior surface proximal surface Femur Upper 1/3 Linea Aspera
55
ADDUCTOR BREVIS (Action)
Adduction of hip Medial Rotation of hip
56
ADDUCTOR BREVIS (Innervation)
Obturator Nerve (L2-L4)
57
ADDUCTOR MAGNUS (Origin)
ADDUCTOR Part ~ Ischiopubic Ramus HAMSTRING Part ~ Ischial Tuberosity
58
ADDUCTOR MAGNUS (Insertion)
(ONLY on Femur) ADDUCTOR Part ~ Posterior surface proximal femur and Linea Aspera ~ Medial Supracondylar line HAMSTRING Part ~ Adductor Tubercle
59
ADDUCTOR MAGNUS (Action)
ADDUCTOR Part ~ Adduction hip joint HAMSTRING Part ~ Extension hip joint
60
ADDUCTOR MAGNUS (Innevation)
ADDUCTOR Part ~ Obturator Nerve (L2-L4) HAMSTRING Part ~ Sciatic Nerve (L4-S3)
61
FEMORAL TRIANGLE (Borders)
BASE = Inguinal ligament LATERAL BORDER = Medial border Sartorius MEDIAL BORDER = Medial border Adductor Longus
62
FEMORAL TRIANGLE (Roof)
(Femoral Ring ~ opening of femoral triangle) Skin Fascia Saphenous opening
63
FEMORAL TRIANGLE (Floor)
Iliopsoas Pectineus Adductor Longus
64
FEMORAL TRIANGLE (Contents)
NAVEL (Lateral to Medial) N= nerve A= artery V= vein E= empty space L= lymph node [ONLY Femoral artery and Femoral vein within Femoral sheath]
65
ADDUCTOR CANAL (Borders)
ROOF= Sartorius POSTERIOR= Adductor Longus and Adductor Magnus LATERAL= Vastus Medialis
66
ADDUCTOR CANAL (Contents)
Femoral artery Femoral vein Saphenous Nerve

Musculoskeletal System (17 decks)

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