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OS 203 Finals > Hip and Thigh > Flashcards

Hip and Thigh Flashcards

0
Q

Landmark for measurement of true leg length

A

Anterior superior iliac spine (ASIS) to medial malleolus

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1
Q

Landmarks for apparent leg length

A

Navel/umbilicus to medial malleolus

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2
Q

Good source of bone graft because it is a cancellous (spongy bone)

A

Iliac crest

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3
Q

Level of iliac crest

A

S4 spinous process

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4
Q

Location of inguinal ring

A

Pubic tubercle

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5
Q

Area over the dimple of buttocks; at the spinous process of S2

A

Posterior superior iliac spine (PSIS)

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6
Q

Cause of varicose veins

A

Incompetent venous valves

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7
Q

Congenital syndrome where in lymphatic fluid cannot pass due to constriction

A

Amniotic Band Syndrome

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8
Q

Superficial Veins

A

Greater saphenous vein
Inguinal tributaries (superficial circumflex, superficial epigastric, superficial external pudendal)
Lesser saphenous vein

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9
Q

Responsible for cremasteric reflex in males

A

Genitofemoral nerve (L1, L2)

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10
Q

Innervation of lateral aspect of the thigh

A

Lateral femoral cutaneous nerve (L2, L3; if belt is too tight, numbness of thigh will be felt)

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11
Q

Innervation of the anterior aspect of thigh

A

Anterior femoral cutaneous nerve (L2-L4)

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12
Q

Innervation of the medial side of thigh

A

Cutaneous branch of the obturator nerve (L2-L4; goes through obturator foremen)

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13
Q

Nerve that may get stretched after horseback riding

A

Cutaneous branch of the obturator nerve

which is responsible for the innervation of the medial side of thigh!

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14
Q

May develop neuromas after ischial bone graft

A

Cluneal nerve

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15
Q

Innervation of the gluteal area

A

Superior (L1-L3) medial (S1-S3) and inferior cluneal nerve (S2, S3)

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16
Q

Innervates most of the posterior aspect of the thigh, knee and leg

A

Posterior femoral cutaneous nerve (S1-S3), which branches from the sacral plexus

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17
Q

Innervates, provides sensation to lateral part of leg

A

Lateral sural cutaneous nerve

(branch of the common peroneal nerve)

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18
Q

Innervation, provides sensation of the posterolateral aspect of leg

A

Medial sural cutaneous nerve

branch of the tibial nerve

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19
Q

The acetabulum is formed by the fusion of which three bony parts

A

Ilium, ischium and pubis

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20
Q

“line of hope” of the femur

A

Linea aspira

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21
Q

Average value of normal anteversion

A

125 degrees

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22
Q

Coxa vara

A

Less than 125 degrees

Toes pointing outward

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23
Q

Coxa valga

A

Greater than 125 degrees

Toes pointing inward, femoral torsion

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24
Q

Also known as Y ligament or Ligament of Bigelow

A

Iliofemoral ligament

25
Q

Ligaments of the femur

A

Iliofemoral, pubofemoral, ischiofemoral

26
Q

Hip flexors

A

Iliopsoas (psoas major, iliacus)
Sartorius
Tensor fascia latae
Rectus femoris

27
Q

Knee extensors

A 
Quadriceps femoris
(rectus femoris, vastus medialis, vastus lateralis, vastus intermedius)
28
Q

Boundaries of the femoral triangle

A

Inguinal ligament
Sartorius
Adductor longus
Floor: iliopsoas

29
Q

Contents of femoral triangle

A

Femoral vessels, femoral sheath, femoral nerve

30
Q

Contents of femoral sheath

A
  1. Deep inguinal lymph nodes
  2. Femoral vein
  3. Femoral artery
31
Q

Continuation of femoral triangle

A

Adductor canal

32
Q

Adductor canal contents

A

Femoral vein, femoral artery, femoral nerve (will continue to become the saphenous nerve)

33
Q

Main blood supply of the femoral head

A

Medial femoral circumflex artery

34
Q

Iliopsoas components

A

Psoas major and iliacus

35
Q

[ACTION] Iliopsoas

A

Hip flexor, externally rotates

36
Q

[ACTION] Sartorius

A

Thigh flexor, abductor and lateral rotator
Leg flexor at the knee
Balancing the pelvis

37
Q

[ACTION] tensor fascia latae

A

Thigh flexor, abductor, medially rotates

Stabilizer of knee

38
Q

[ACTION] rectus femoris

A

Crosses the hip and knee joint

Helps Iliopsoas flex the thigh at hip

39
Q

[INNERVATION] femoral nerve

A

Sartorius, rectus femoris, quadriceps femoris

40
Q

[INNERVATION] tensor fascia latae

A

Superior gluteal nerve

41
Q

Medial hip and thigh components

A

(AAA POGi)

Adductor longus, adductor brevis, adductor Magnus, pectineus, obturator externus, gracilis

42
Q

[ACTION] adductor longus

A

Adducts thigh, assists with medial rotation of thigh

43
Q

[ACTION] pectineus

A

Adducts and flexes thigh; assists with medial rotation of thigh

44
Q

[ACTION] adductor brevis

A

Adducts and flexes thigh, assists with medial rotation of thigh

45
Q

[ACTION] gracilis

A

Adducts and flexes thigh, medial rotator when knee is flexed

46
Q

[ACTION] Adductor Magnus

A

Powerful adductor!
Superior part: weak flexor, medial rotator
Interior part: extensor, lateral rotator

47
Q

[ACTION] obturator externus

A

Laterally rotates the hip, steadies the head of the femur

48
Q

Lateral hip and thigh components

A

Tensor fascia latae and iliotibial tract

49
Q

[INNERVATION] pectineus

A

Femoral nerve and branch of obturator nerve

50
Q

[INNERVATION] obturator nerve

A

All medial hip and thigh muscles

51
Q

Components and innervation of hamstring

A

Posterior thigh muscles: semimembranosus, semitendinosus, biceps femoris
sciatic nerve innervation

52
Q

[ACTION] gluteus Maximus, medius and minimus

A

Gluteus maximus : hip extensor
Gluteus medius : hip adductor
Gluteus minimus : hip abductor

53
Q

Landmark structure of the gluteal area

A

Piriformis

54
Q

Borders of the piriformis

A

Inferior: inferior gluteal nerve, sciatic nerve
Superior: superior gluteal vessels

55
Q

The femoral artery enters the popliteal area via a gap in the ___.

A

Adductor longus

56
Q

Arterial pulse can be felt in the ___.

A

Inguinal area

57
Q

Components of the posterior thigh/hamstrings

Also the knee flexors

A

Semimembranosus
Semitendinosus
Biceps Femoris (long head)
(Bi-Te-Me!)

58
Q

Most superficial and weakest of the medial muscles

59
Q

Innervation of the hamstrings

A

sciatic nerve

OS 203 Finals (9 decks)

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