Week 8 Flashcards

(55 cards)

1
Q

What are the bony prominences of the knee?

A

Femoral epicondyles, tibial condyles, tibial tuberosity, patella, head of fibula, anterior and medial boarders of tibia

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2
Q

What are the three muscles in known as hamstrings?

A

Bicep femoris, semitendinosus and semimembranosus

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3
Q

What are the different heads called in the bicep femoris?

A

Long and short head

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4
Q

What is the origin of the adductor brevis?

A

inferior ramus of pubis

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5
Q

What is the insertion point of adductor brevis?

A

Pectineal line and medial lip of the linea aspera

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6
Q

What is the origin of the adductor magnus?

A

Inferior ramus of the pubis, the ischiopubic ramus and the ischial tuberosity

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7
Q

What is the insertion of the adductor magnus?

A

Medial lip of the linea aspera and the adductor tubercle of the femur

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8
Q

What is the origin of the adductor longus?

A

Medial part of the superior ramus of the pubis

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9
Q

What is the insertion of the adductor longus?

A

Linea aspera

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10
Q

What is the origin of the gracillis?

A

Pubic symphysis and inferior pubic ramus

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11
Q

What is the insertion of the gracillis?

A

Medial surface of the tibia

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12
Q

How does an LCL injury occur?

A

Impact to medial side opens lateral joint line

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13
Q

What are the six types of meniscal tears?

A

Longitudinal, bucket handle, radial, parrot beak, horizontal and flap

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14
Q

What is the origin of the vastus medialis?

A

Medial lip of the linea aspera of the femur and the interttochanteric

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15
Q

What is the insertion of the vastus medialis?

A

The patella and tibial tuberosity via the patella ligament

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16
Q

What is the origin of the vastus lateralis?

A

Greater trochanter of femur, the lateral lip of the linea aspera and the gluteal tuberosity

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17
Q

What is the insertion of the vastus lateralis?

A

Tibial tuberosity and the patella

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18
Q

What is the origin of the rectus femoris?

A

AIIS and Superior part of the acetabulum

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19
Q

What is the insertion of the rectus femoris?

A

Tibial tuberosity and patella

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20
Q

What is the origin of the tensor fascia latea?

A

ASIS and anterior part of the iliac crest

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21
Q

What is the insertion of the tensor fascia latea?

A

Iliotibial tract

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22
Q

What is the origin of the iliopsoas?

A

Iliac: Iliac fossa and crest, ala of sacrum
Psoas: Anterior surfaces and lower boarders of the transverse processes of T12-L5

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23
Q

What is the insertion of the iliopsoas?

A

Iliac: Lesser trochanter of the femur
Psoas: Lesser trochanter of the femur

24
Q

What is the origin of the glute max?

A

Fascia of glute medius, external surface of ilium, fascia of erector spinae, dorsal surface of sacrum, lateral margin of coccyx and the sacrotuberal lig

25
What is the insertion of glute max?
Upper fibres: Posterior part of the IT Band and fasciae latae muscles Lower fibres: Gluteal tuberosity of proximal femur
26
What is the origin of semitend?
Ischial tuberosity and sacrotuberous lig
27
What is the insertion of semitend?
Medial surface of the tibial tuberosity
28
What is the insertion of vastus intermedialis?
Tibial tuberosity via patella ligament
29
What is the origin of the semimem?
Outer surface of ischial tuberosity
30
What is the insertion of the semimem?
Medial tibial condyle, the oblique popliteal lig and popliteal fascia
31
What is the origin of the bicep femoris long head?
Ischial tuberosity and the sacrotuberous Lin
32
What is the insertion of the bicep femoris long head?
Head of fibula and lateral condyle of tibia
33
What is the origin of the bicep femoris short head?
Lateral lip of the lines aspera of femur
34
What is the insertion of the bicep femoris short head?
Head of fibula and lateral condyles of tibia
35
What makes an unhappy triad?
ACL,MCL and medial meniscus
36
What are the six tyoes of meniscus tear?
Longitudinal, bucket handle, radial, parrot beak, horizontal and flap
37
What are the symptoms of a meniscal tear?
Palpable pain across joint line with the knee flexed, pain at end range flexion and a catching type sensation
38
How does a meniscal tear happen?
Commonly associated with high shear stress, when knee in a flexed and compressed position or rotation of femur
39
What is the q angle?
The difference between direction of pull of the quads along shaft of femur
40
What is the average degrees of the q angle?
12-20 depending on sex
41
What is the patella femoral load during walking?
3-4 x bw
42
What is the patella femoral load during descending stairs?
9x bw
43
What does a change in q angle mean?
Tensile forces on patella on quads increases stress on patella cartilage
44
What is in contact when the knee is at full extension?
No contact with femur
45
What is in contact at 20 degrees of knee flexion?
Inferior pole flexion
46
What is in contact at 45 degrees of knee flexion?
Middle section compressed
47
What is in contaact at 90 degrees of knee flexion?
Superior pole compressed
48
What does immediate swelling mean in a knee injury?
ACL injury
49
What does delayed swelling mean in a knee injury?
Menisucus injury
50
What does knee instability mean in a knee injury?
Ligament or meniscus injury
51
What does it mean if there is difficulty WB in a knee injury?
Arthritis
52
What does it mean if there is clicking/popping/grinding in a knee injury?
Degeneration/misalignment
53
What does it mean if there is locking within the knee?
Meniscus injury
54
What does it mean if there is loss of ROM?
ACL, Meniscus, ligament, degeneration, arthritis, misalignment
55
What are a intra articular swelling be a sign of?
ACL/PCL rupture, patella dislocation, osteochondral fracture, meniscal tears