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BMS172 > Thigh Region (2) > Flashcards

Thigh Region (2) Flashcards

1
Q

(Femur) where is the intertrochanteric line (front or back)?

A

Front

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2
Q

Why is the medial condyle larger ?

A

Weight distribution.

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3
Q

What attaches to the quadrate tubercle?

A

Quadratus Femoris

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4
Q

Identify 3 common femur fractures.

A
  1. Neck (due to weak trabecular bone and less compact bone)
  2. Spiral Fracture (different direction)
  3. Intertrochnteric
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5
Q

Femoral Triangle:

  • borders
  • contents
A

Borders:
Sartorious (lateral), adductor longs (medial), inguinal ligament (superior)

Contents (NAVL)
Femoral: Nerve, artery, vein, deep inguinal lymphatic nodes (from medial to lateral)

Floor: Pectinius + Illiopsoas

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6
Q

Retroinguinal Space

  • compartments
  • contents
A

Compartments:
Muscular compartment (illiacus + psoas major)
Illiopectinial Arch (between)
Vascular Compartment (fem. artery, vein + compartment)
Lacuna Ligament

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7
Q

Adductor Canal

  • Borders
  • Contents
A 
Borders: 
Vastus Medialis (Lateral), Sartorius (Anterio-medial), Adductor Longus (Posterior-medial)

Contents: Fem artery and Vein, SAPHENOUS NERVE AND NERVE TO VASTUS MEDIALIS

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8
Q

What are the two nerves in the Adductor Canal?

A
  1. Saphenous Nerve

2. Nerve to Vastus Medialis

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9
Q

What does the adductor Longus turn into?

A

1/3 the way down the thigh, the adductor longs turns into the adductor Magnus.

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10
Q

What is he Vastus Lateralis good for?

A

Inromuscular injections.

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11
Q

What happens if the ‘Articularis Genu’ is not working properly?

A

Supra patella bursa can get caught behind the patella during extension. (The Articularis gene stops the impingement of the bursa).

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12
Q

What makes up 22% of thigh movement?

A

Adductor Longus (brings thigh toward midline)

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13
Q

What is the largest muscle in the thigh?

A

Adductor Magnus

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14
Q

What is the weakest muscle in the thigh? And what can be done to it?

A

Gracillus. It can be used in implants. (e.g. anus implant)

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15
Q

Sartorius Attachment

A

ASIS and sup 1/2 pf notch inferior to ASIS > superior medial tibia (pes anserinus)

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16
Q

Sartorius Action

A

Action: Flexes thigh at hip, abducts thigh, laterally rotates thigh, flexes leg at knee

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17
Q

Sartorius Innervation

A

Inner: femoral nerve (L2,L3)

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18
Q

Rec Fem (attach)

A

Attach: ASIS and illium to acetabulum > base of patella and tibial tuberosity

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19
Q

Rec Fem (action)

A

Action: flexion of thigh at hip, extension of leg at knee

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20
Q

Rec Fem (Inner)

A

Inner: femoral nerve (L2,L3,L4)

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21
Q

Vastus Medialis (attach)

A

Attach: intertrochanteric line and medial lip of linea aspera > base of patella

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22
Q

Vastus Medialis (action)

A

Action: extend leg at knee + counterbalance lateral pull of rectus femoris and VMO

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23
Q

Vastus Medialis (inner)

A

Inner; Femoral nerve (L2, L3, L4)

24
Q

Vastus Lateralis (attach)

A

Attach: greater trochanter and lateral lip of linea aspera > base of patella.

25
Q

Vastus Lateralis (action)

A

Action: extends leg at knee

26
Q

Vastus Lateralis (Inner)

A

Inner: femoral nerve (L2, L3, L4)

27
Q

Vastus Intermedius (attach)

A

Attach: anterior and lateral surface of femoral shaft > base of patella

28
Q

Vastus Intermedius (action)

A

Action: extension of leg at knee

29
Q

Vastus Intermedius (inner)

A

Inner: Femoral nerve (L2, L3, L4)

30
Q

Articularis Genu (attach)

A

Attach: Inferior anterior shaft of femur and superior aspect of knee

31
Q

Articularis Genu (action)

A

Action: Pulls synovisal membrane superiorly during extension of the leg at the knee

32
Q

Pectineus (attach)

A

Attach: Superior pubic ramus > Pectineal Line

33
Q

Pectineus (action)

A

Action: adducts and flexes thigh at hip joint, assists medial rotation

34
Q

Pectineus (inner)

A

Inner: femoral nerve (L2, L3)

35
Q

Adductor Longus (attach)

A

Attach: Body of pubis > middle ⅓ of linea aspera

36
Q

Adductor Longus (action)

A

Action: Adducts thigh, active during flexion and extension of thigh and gait

37
Q

Adductor Longus (inner)

A

Inner: Anterior division of the obturator nerve (L2, L3, L4)

38
Q

Adductor Brevis (attach)

A

Attach: body of inferior ramus of pubis > pectineal line and proximal part of linea aspera.

39
Q

Adductor Brevis (action)

A

Action: Adducts thigh, active during flexion and extension of thigh and gait.

40
Q

Adductor Brevis (inner)

A

Inner: Anterior division of obturator nerve (L2, L3, L4)

41
Q

Adductor Magnus (attach)

A

(adductor) inferior ramus of pubis + ramus of ischium > gluteal tuberosity + linea aspera
(hamstring) ischial tuberosity > medial supracondylar line and adductor tubercle.

42
Q

Adductor Magnus (action)

A

Action: Adducts thigh (adductor: flexes thigh), (hamstring: extends thigh)

43
Q

Adductor Magnus (inner)

A

Inner: (aductor: posterior division of obturator nerve) (hamstring: sciatic nerve.

44
Q

Gracilis (attach)

A

Attach: body and inferior ramus of pubis > superior medial tibia

45
Q

Gracilis (action)

A

Action: Adducts thigh, flexes leg at knee, rotates leg medially

46
Q

Gracilis (inner)

A

Inner: Obturator nerve (L2, L3)

47
Q

Pes Anserinus

A

Attach: gracilis, semitendinosus and sartorius

48
Q

Semitendinosus (attach)

A

Attach: ischial tuberosity > medial superior tibia

49
Q

Semitendinosus (action)

A

Action: extends thigh at hip, flexes leg at knee, medially rotated leg if flexed.

50
Q

Semitendinosus (inner)

A

Inner: Tibial division of sciatic nerve (L5, S1, S2)

51
Q

Semimembranosus (attach)

A

Attach: Ischial tuberosity > posterior aspect medial tibial condyle

52
Q

Semimembranosus (action)

A

Action: Extends thigh at hip, flexes leg at knee, medially rotates leg if flexed.

53
Q

Semimembranosus (inner)

A

Inner: Tibial dividion of the sciatic nerve (L5, S1, S2)

54
Q

Biceps Femoris (attach)

A

Attach: Long > ischial tuberosity. Short = linea aspera + lateral supracondylar line&raquo_space; head of fibula

55
Q

Biceps Femoris (action)

A

Action: Flexion at knee, extension of thigh at hip, laterally rotates leg if flexed.

56
Q

Biceps Femoris (inner)

A

Inner: long > tibial division of sciatic (L5, S1, S2). Short > fibular division of sciatic (L5, S1, S2)

BMS172 (8 decks)

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