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OS 203 Finals > Hip and Thigh > Flashcards

Flashcards in Hip and Thigh Deck (60):
0

Landmarks for apparent leg length

Navel/umbilicus to medial malleolus

1

Landmark for measurement of true leg length

Anterior superior iliac spine (ASIS) to medial malleolus

2

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

Iliac crest

3

Level of iliac crest

S4 spinous process

4

Location of inguinal ring

Pubic tubercle

5

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

Posterior superior iliac spine (PSIS)

6

Cause of varicose veins

Incompetent venous valves

7

Congenital syndrome where in lymphatic fluid cannot pass due to constriction

Amniotic Band Syndrome

8

Superficial Veins

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

9

Responsible for cremasteric reflex in males

Genitofemoral nerve (L1, L2)

10

Innervation of lateral aspect of the thigh

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

11

Innervation of the anterior aspect of thigh

Anterior femoral cutaneous nerve (L2-L4)

12

Innervation of the medial side of thigh

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

13

Nerve that may get stretched after horseback riding

Cutaneous branch of the obturator nerve
(which is responsible for the innervation of the medial side of thigh!)

14

May develop neuromas after ischial bone graft

Cluneal nerve

15

Innervation of the gluteal area

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

16

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

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

17

Innervates, provides sensation to lateral part of leg

Lateral sural cutaneous nerve
(branch of the common peroneal nerve)

18

Innervation, provides sensation of the posterolateral aspect of leg

Medial sural cutaneous nerve
(branch of the tibial nerve)

19

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

Ilium, ischium and pubis

20

"line of hope" of the femur

Linea aspira

21

Average value of normal anteversion

125 degrees

22

Coxa vara

Less than 125 degrees
Toes pointing outward

23

Coxa valga

Greater than 125 degrees
Toes pointing inward, femoral torsion

24

Also known as Y ligament or Ligament of Bigelow

Iliofemoral ligament

25

Ligaments of the femur

Iliofemoral, pubofemoral, ischiofemoral

26

Hip flexors

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

27

Knee extensors

Quadriceps femoris
(rectus femoris, vastus medialis, vastus lateralis, vastus intermedius)

28

Boundaries of the femoral triangle

Inguinal ligament
Sartorius
Adductor longus
Floor: iliopsoas

29

Contents of femoral triangle

Femoral vessels, femoral sheath, femoral nerve

30

Contents of femoral sheath

1. Deep inguinal lymph nodes
2. Femoral vein
3. Femoral artery

31

Continuation of femoral triangle

Adductor canal

32

Adductor canal contents

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

33

Main blood supply of the femoral head

Medial femoral circumflex artery

34

Iliopsoas components

Psoas major and iliacus

35

[ACTION] Iliopsoas

Hip flexor, externally rotates

36

[ACTION] Sartorius

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

37

[ACTION] tensor fascia latae

Thigh flexor, abductor, medially rotates
Stabilizer of knee

38

[ACTION] rectus femoris

Crosses the hip and knee joint
Helps Iliopsoas flex the thigh at hip

39

[INNERVATION] femoral nerve

Sartorius, rectus femoris, quadriceps femoris

40

[INNERVATION] tensor fascia latae

Superior gluteal nerve

41

Medial hip and thigh components

(AAA POGi)
Adductor longus, adductor brevis, adductor Magnus, pectineus, obturator externus, gracilis

42

[ACTION] adductor longus

Adducts thigh, assists with medial rotation of thigh

43

[ACTION] pectineus

Adducts and flexes thigh; assists with medial rotation of thigh

44

[ACTION] adductor brevis

Adducts and flexes thigh, assists with medial rotation of thigh

45

[ACTION] gracilis

Adducts and flexes thigh, medial rotator when knee is flexed

46

[ACTION] Adductor Magnus

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

47

[ACTION] obturator externus

Laterally rotates the hip, steadies the head of the femur

48

Lateral hip and thigh components

Tensor fascia latae and iliotibial tract

49

[INNERVATION] pectineus

Femoral nerve and branch of obturator nerve

50

[INNERVATION] obturator nerve

All medial hip and thigh muscles

51

Components and innervation of hamstring

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

52

[ACTION] gluteus Maximus, medius and minimus

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

53

Landmark structure of the gluteal area

Piriformis

54

Borders of the piriformis

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

55

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

Adductor longus

56

Arterial pulse can be felt in the ___.

Inguinal area

57

Components of the posterior thigh/hamstrings
(Also the knee flexors)

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

58

Most superficial and weakest of the medial muscles

gracilis

59

Innervation of the hamstrings

sciatic nerve