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Anatomy Semestre 1 > Lower Extremity 1st Part > Flashcards

Lower Extremity 1st Part Flashcards

1
Q

Origin of the Psoas major

A

Vertebral bodies of T12-L4; Transverse processes of L1-L5; intervertebral discs T12-L4

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2
Q

Insertion of the psoas Major

A

Lesser trochanter of femur

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3
Q

Function of the psoas Major

A

F of the thigh at the hip joint ; Lateral Rotation of the
thigh; Lateral flexion

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4
Q

Origin of the illiacus

A

illiac fossa

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5
Q

Insertion of the illiacus

A

lesser trochanter of femur

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6
Q

function of the iliacus

A

Flex of the thigh and trunk

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7
Q

Origin of the tensor fasciae latae (TFL)

A

AS IS; iliac crest

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8
Q

Insertion of The TFL and iliotibial tract

A

TFL → iliotibial tract
iliotibial tract → Lateral condyle of tibia

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9
Q

Function of TFL and iliotibial tract

A

Thigh internal rotation; stability of the hip and knee joints; weak abduction; knee ext. Rotation; weak knee flex/ext.

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10
Q

origin of gluteus maximus

A

Lateral posterion surface of sacrum and coccyx; posterior gluteal line of ilium; Sacrotuberous lig.

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11
Q

Insertion of the gluteus maximus

A

Upper fibers → iliotibial tract
Lower fibers -> Gluteal tuberosity of femur

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12
Q

function of gluteus maximus

A

Ext. external rotation; abduction of thigh

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13
Q

Origin of gluteus medius

A

Gluteal surface of ilium

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14
Q

Insertion of the gluteus medius

A

Lateral surface of the greater trochanter of the
femur

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15
Q

Function of the gluteus medius

A

Abduction; Ext. Of Thigh; stability of hip joint
Anterior fibers → Assist in Int.Rota.
Postenion fibers → Assist in Ext.Rota.

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16
Q

Origin of gluteus minimus

A

Gluteal surface of ilium

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17
Q

Insertion of the gluteus minimus

A

Ant. Surface of the greater trochanter of the femur

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18
Q

function of the gluteus minimus

A

Abduction; stabilises hip joint
Anterior fibers → Assist in Int.rota.
Posterior fibers → Assist in Ext.rota.

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19
Q

What’s a gluteal aponeurosis

A

A dense fibrous membrane
Between the iliac crest and superior border of the gluteus maximus
Belongs to fasciae latae

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20
Q

Origin of Piriformis

A

Anterior surface of sacrum (S2-S4)
gluteal surface of ilium (close to PIIS)

21
Q

Insertion of piriformis

A

Upper border apex of greater trochanter of femur

22
Q

function of the piriformis

A

Ext.Rota.; abduction of thigh; stability of hip joint

23
Q

Origin of obturator internus

A

Inner (posterior) surface of the obturator foramen (across pubis and ischium)

24
Q

Insertion of obturator internus

A

medial surface of greater Trochanter of the femur (above trochanteric
fossa)

25
Q

function of the Obturator internus

A

Ext.Rota.
Abduction
stability of hip joint

26
Q

origin of obturator externus

A

Bony boundaries of oblurator foramen Canterion surface of obturator foramen)

27
Q

Insertion of obturator Externus

A

Trochanteric fossa of the femur

28
Q

function of the obturator externus

A

Ext. Rota.
Abduction of thigh
stability of hip joint

29
Q

Origin of superior gemellus

A

Ischial spine

30
Q

Insertion of the superior gemellus

A

Medial surface of greater trochanter of femur

31
Q

Function of the superion gemellus

A

Ext. Rota.
abduction of thigh
stabilise head of femur in acetabulum

32
Q

Origin of the inferior gemellus

A

Ischial tuberosity

33
Q

Insertion of the inferior gemellus

A

Medial surface of greater trochanter of femur

34
Q

function of inferior Gemellus

A

Ext. Rota.
adduction
Abduction
Stabilises head of femur in acetabulum

35
Q

Origin of the Quadratus femoris

A

Lateral border of ischial tuberosity

36
Q

Insertion of the Quadratus femoris

A

Intertrochanteric crest of femur

37
Q

Function of the Quadratus femoris

A

Ext. Rot. Adduction of thigh stability of the head of femur in acetabulum

38
Q

Origin of Sartorius

A

ASIS

39
Q

Insertion of Sartorius

A

Proximal end of tibia below medial condyle

40
Q

Function of Sartorius

A

Flex. Adduction ; Ext. Rota. of thigh at hip joint ;
Flex. Int. Rota. of lower leg at knee joint

41
Q

Origin of the Rectus Femoris

A

AIIS and a groove superior the acetabulum ?

41
Q

Insertion of the Rectus Femoris

A

Common tendon of the Quad. enclosing the patella and inserting on the tibial tuberosity

42
Q

Function of the Rectus Femoris

A

Ext. of the leg at knee joint
Flex. of hip (only the rectus femoris can do this in all quads)

43
Q

Origin of the Vastus Lateralis

A

Greater Trochanter and upper surface of the linea aspera of the femur

44
Q

Insertion of the Vastus Lateralis

A

Patella via the Quads. tendon and tibial tuberosity via the patellar lig.

45
Q

Function of the Vastus Lateralis

A

Ext. of the leg at knee joint

46
Q

Origin of the Vastus Intermedius

A

Anterior Upper Surface of Femoral shaft

47
Q

Insertion of the Vastus Intermedius

A

Common tendon of the Quads. enclosing the patella and inserting on the tibial tuberosity

48
Q

Function of the vastus Intermedius

A

Ext. of leg at knee joint

Anatomy Semestre 1 (10 decks)

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