Quiz 3 Flashcards

(82 cards)

0
Q

The femoral-acetabular joint is formed by the?

A

Approximating union of the head of the femur with the acetabulum of the pelvis.

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1
Q

What is the femoral-acetabular articulation sometimes referred as?

A

As the coxofemoral joint

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2
Q

The femoral-acetabular forms what type of joint?

A

Forms a diarthrodial ball and socket joint

This joint is also called enarthrodial is a multiaxial

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3
Q

The hip has how many degrees of freedom?

A

3

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4
Q

What is the functional role of the Hip?

A

It is designed for maximal stability while providing considerable mobility.

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5
Q

What are the primary functions of the Hip?

A

Weight bearing support

Force transmission for ground reaction forces

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6
Q

Where can referred pain in the hip region be associated?

A
Lumbo-sacral region 
Knee 
Anterior-Medial- lateral thigh 
Groin 
Buttock 
Foot/ankle
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7
Q

What is interdependence of the hip with proximal and distal segments along with WB contribute to?

A

Developement of many hip pathologies

Often expressed during gait

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8
Q

What is the resting position of the Hip?

A

30 degrees flexion
30 degrees abduction
0 degrees or slight ER

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9
Q

What is the closed pack position of the Hip?

A

Extension
Internal rotation
Abduction

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10
Q

When is the body in the most stable position?

A

Terminal stance

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11
Q

What is the orientation of the acetabulum?

A

Lateral
Anterior
Inferior

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12
Q

What cartilage is covering the acetabulum articular surface?

A

Horseshoe-shaped

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13
Q

What is located in the deep acetabular fossa?

A

Synovial covered fibroelastic fat pad

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14
Q

What is the wedge shaped fibro-cartilage in the acetabulum & deepens the socket to increase con cavity?

A

Acetabular labrum

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15
Q

Femoral head

A

Distal convex

2/3 of sphere

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16
Q

What type of cartilage is the femoral head lined with besides the fovea?

A

Hyaline

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17
Q

What Is a capsule

A

Strong and dense; contributes significantly to joint stability

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18
Q

Where is the capsule attached?

A

Proximally to entire rim of acetabulum distally to the base of femoral neck

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19
Q

What does the capsule form multilayered?

A

Zona Orbicularis

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20
Q

Where is capsule thickened and thin?

A

Thickened - anteriosuperiorly

Thin- posteriorinferiorly

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21
Q

What does the capsule significantly restricts?

A

Joint distraction

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22
Q

What is the capsule reinforced by?

A

Strong ligaments

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23
Q

What are the 3 primary ligaments that contribute to stability in the hip?

A

Illiofemoral
Ischiofemoral
Pubofemoral

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24
What are the additional ligaments of the hip?
Ligament of the head of the femur (ligamentous teres) | Transverse acetabular ligament
25
What is the Illiofemoral ligament also known as?
Inverted Y
26
What is in the proximal portion of the Illiofemoral ligament?
Lower portion of ASIS Area on ilium Proximal to superior & posteriosuperior rim of acetabulum
27
What is in the distal portion of the Illiofemoral ligament?
Intertrochanteric line Lateral fiber > anterior of greater trochanter Medial fiber> anterior of lesser trochanter
28
What does the Illiofemoral primarily checks?
Extension | Internal rotation
29
What is in the proximal portion of the Ischiofemoral ligament?
Area on ischium Posterior & posterior inferior to rim of acetabulum Fibers upward & laterally
30
What is in the distal portion of the Ischiofemoral ligament?
Posterior superior femur neck | Neck meets greater trochanter
31
What does the Ischiofemoral pulls tight on?
Extension | IR
32
What is in the proximal portion of the Pubofemoral ligament?
Pubic bone near acetabulum
33
What is in the distal portion of the Pubofemoral ligament?
Femur, anterior to lesser trochanter
34
What does the Pubofemoral primarily tightens?
Abduction extension Checks IR
35
The ligament of the head of the femur is also known as?
Ligamentum Teres
36
What is a bursa?
Small Fluid filled sacks that act to decrease friction and provide cushion between the structures they sit between
37
What are the 4 bursae locations?
Trochanteric Illiopectineal Iliopsoas Ischiogluteal
38
Which bursa is often overlooked and is located closer to the tendinous insertion of the muscle?
Iliopsoas
39
Which bursa is continuous with joint capsule anteriorly?
Iliopectineal
40
What is also known as " weaver's bottom" ?
Ischiogluteal
41
Where is the trochanteric bursa located?
Decreases friction between ITB, gluteal med/min and greater trochanter
42
What is the trochanteric bursa due to?
IlliotibiAl band syndrome
43
Where is the iliopectineal bursa located?
Between Iliopsoas and iliopectineal eminence of the bone at the superior acetabular rim
44
What does the iliopectineal bursa presents as?
Deep groin pain
45
Where is the ischiogluteal bursa located?
Between the ischial tuberosity and common hamstring tendon
46
What population is ischiogluteal bursae most common in?
People who frequently sit on hard surfaces
47
What are the 2 pathways for vascular structures?
Ligament of the head of the femur | Neck of the femur
48
What are the 3 arteries?
Medial circumflex Lateral circumflex Obturator
49
Where do the circumflex arteries supply?
Intra & extracapsular arterial rings ascending the neck of the femur
50
What does the Obturator artery supply?
Branching that migrates to the femoral head by way of the ligament head
51
Where does the structures spinal innervate?
L2-S1
52
What is the primary innovation of the hip joint?
L3
53
Where is there significant potential referral pattern of pain to and from the hip?
Because the innervations can be between L2-s1
54
Where does the femoral nerve innervate?
Quadriceps | L2-4
55
What should be watched out for At this level ?
ASIS fracture
56
Where does the sciatic nerve innervate?
Hamstrings | L4-S3
57
Which muscle is involved with the sciatic?
Pirimorsis, depending if it runs under, over, or through | Through is worse. Gemellus muscle
58
Where does the Obturator nerve innervate?
Adductors L2-4
59
When discussing musculotendinous function of the hip consideration must be given to the following?
2 joint muscles - Rectus femoris vs. Iliopsoas Multiple actions of muscles -econcentrics Position of the hip in reference to the pelvis
60
What muscles are responsible for hip flexion?
``` Psoas major and minor Iliacus Rectus femoris Sartorius Pectineus Adductor Longus and Brevis Gracilis ```
61
What muscles are responsible for hip extension?
``` Gluteus Maximus Hamstrings: Biceps femoris Semi tendinous Semi membranous Gluteus medius Adductor Magnus ```
62
What is the femoral acetabulum flexion angle?
110-120 degrees
63
What is the femoral-acetabulum extension angle?
10-15 degrees
64
What is the femoral-acetabulum abduction angle?
30-35 degrees
65
What is the femoral-acetabulum adduction angle?
30 degrees
66
What is the femoral-acetabulum ER angle?
40-60 degrees
67
What is the femoral-acetabulum IR angle?
30-40 degrees
68
What is the ratio between quadriceps and hamstrings?
60%
69
Is manual mobilization generally used at the hip?
No
70
Identify the following Arthrokinematic motion? | Posterior & inferior glide
Flexion
71
Identify the following Arthrokinematic motion? | Inferior glide
Abduction
72
Identify the following Arthrokinematic motion? | Anterior glide
Lateral rotation
73
Identify the following Arthrokinematic motion? | Posterior glide
Medial rotation
74
What plane is the angle of inclination?
Frontal
75
What is the angle of inclination knows as?
Femoral neck shaft angle
76
What plane is the angle of torsion?
Transverse
77
What is the angle of torsion known as?
Anteversion or retroversion
78
A pathological increase in the angle of inclination is considered?
Coxa valgum
79
What is the clinical presentation of Coxa valgum?
Increase leg length Increased compression force through femoral neck Abnormal location of joint contact with acetabulum Mechanical disadvantage for hip abductor
80
A pathological decrease in the angle of inclination is considered?
Coxa Varum
81
What is the clinical presentation for Coxa Varum?
Decrease leg length Increase shearing forces through femoral neck Abnormal location of joint contact with acetabulum Mechanical advantage for hip abductor