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Muscle Biology > Muscles of the femoral region > Flashcards

Muscles of the femoral region Flashcards

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1
Q

anterior compartment of the thigh

A

quadriceps femoris
iliopsoas - psoas major, illiacus
sartorius
tensor fasciae latae

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2
Q

all except which muscle of the anterior compartment of the thigh is innervated by the femoral nerve

A

tensor fasciae latae

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3
Q

where does the iliopsoas pass deep into

A

inguinal ligament

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4
Q

iliopsoas consists of what muscles

A

iliacus

psoas major

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5
Q

iliacus origin

A

anterior surface of iliac crest

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6
Q

origin of psoas major

A 
– lumbar vertebral column
and discs (T12-L5)
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7
Q

insertion of both iliacus and psoas major - iliopsoas

A

Lesser trochanter

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8
Q

action of iliopsoas (iliacus and psoas major)

A

Flexes thigh at hip (most powerful hip

flexor)

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9
Q

origin of sartorius

A

Anterior superior iliac spine

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10
Q

insertion of sartorius

A

Tibia (inferomedial to tibial tuberosity)

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11
Q

action of sartorius

A

Flexes (primarily), abducts & laterally
rotates thigh at hip
Flexes leg at knee

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12
Q

Say Grace before Tea

A

Sartorius, Gracilis, SemiTendinosus

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13
Q

origin of tensor fasciae latae

A

Anterior superior iliac spine

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14
Q

insertion of fasciae latae

A

Iliotibial tract (lateral condyle of the tibia)

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15
Q

action of tensor fasciae latae

A

Flexes, abducts, med rotates thigh at hip

Tenses fascia lata

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16
Q

innervation of tensor fasciae latae

A

Superior gluteal nerve

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17
Q

quadratus femoris

A

Rectus femoris

  1. Vastus medialis
  2. Vastus intermedius
  3. Vastus lateralis
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18
Q

testing quadriceps

A

Apply one hand to post aspect of thigh & other slightly superior to ankle
– Extend leg against practitioner’s resistance
– Watch for individual leaning backward & recruiting hip flexors or exclusively using rectus femoris

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19
Q

origin rectus femoris

A

Anterior inferior iliac spine

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20
Q

insertion of rectus femoris

A

Quadriceps Femoris Tendon

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21
Q

action of rectus femoris

A

Flexes thigh at hip

Extends leg at knee

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22
Q

origin of -Vastus Lateralis Vastus Medialis Vastus intermedius

A

femur

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23
Q

insertion of -Vastus Lateralis Vastus Medialis Vastus intermedius

A

Quadriceps Femoris tendon

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24
Q

action of -Vastus Lateralis Vastus Medialis Vastus intermedius

A

Extends leg at the knee

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25
Q

mechanism of injury o patellar dislocation

A

by direct blow or sudden twist of leg

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26
Q

treatment of patellar dislocation

A

Manual reposition by extending leg
or orthopedic reduction
– Swelling & impaired mobility
– Rehabilitation 6-16 wks

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27
Q

mechanism of injury from patellar fracture

A

usually from hard blow

to front of knee

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28
Q

treatment of patellar fracture

A 
Nondisplaced fracture: 4-6 wks
immobilization in cast
• Displaced fracture: surgical
treatment followed by
quadriceps strengthening
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29
Q

muscles of medial compartment of the thigh

A 
Pectineus
• Gracilis
• Obturator Externus
• Adductor (3)
• Brevis
• Longus
• Magnus
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30
Q

all except what muscles of the medial compartment of the thigh is innervated by the obturatur nerve

A

Pectineus and ½ Adductor Magnus

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31
Q

origin of pectineus

A

Pectineal line of pubis

32
Q

insertion of pectineus

A

Oblique line of the proximal

femur

33
Q

action of pectineus

A

Adducts, lateral rotates,

flexes thigh at hip

34
Q

origin of gracilis

A

Inferior pubic ramus

35
Q

insertion of gracilis

A

Proximal shaft of tibia

36
Q

action of gracilis

A

Adducts thigh at hip
• Flexes leg at knee
• Medially rotates leg

37
Q

origin of obturator externus

A

Obturator membrane

38
Q

insertion of obturator externus

A

Trochanteric fossa

39
Q

action of obturator externus

A
  • Laterally rotates thigh at hip

* Stabilises femur in acetabulum

40
Q

origin of adductor brevis

A

Body of pubis and inferior

pubic ramus

41
Q

insertion of adductor brevis

A

Proximal femur and upper 1/3

of linea aspera

42
Q

origin of adductor longus

A

Body of pubis

43
Q

insertion of adductor longus

A

½ way down the femur

44
Q

origin of adductor magnus

A
  • Ischiopubic ramus

* Ischial tuberosity

45
Q

insertion of adductor magnus

A

Gluteal tuberosity, linea aspera,
medial supracondylar line and
adductor tubercle

46
Q

action of the anterior compartment of the thigh

A

flexion of thigh at hip

extension of leg at knee

47
Q

action of medial compartment of the thigh

A

adduction of the thigh at the hip

48
Q

boundaries of the femoral triangle

A 
Lateral: medial border of
Sartorius
– Medial: medial border of
Adductor longus
– Superior: Inguinal Ligament
49
Q

mnemonic device to remember boundaries of femoral triangle

A

“SAIL” for
– Sartorius,
– Adductor longus
– Inguinal Ligament

50
Q

floor femoral triangle

A

Iliopsoas (laterally)
– Pectineus & adductor longus
(medially)

51
Q

roof of femoral triangle

A

fascia lata

52
Q

contents of femoral triangle

A 
Terminal part of femoral Nerve
• Femoral Artery
• Femoral Vein
• Empty space
• Lymphatics
53
Q

what structure is not contained in femoral sheath

A

femoral nerve

54
Q

femoral canal contains

A 
\: lymphatics embedded
in loose (fatty) connective tissue
55
Q

femoral canal allows for

A

expansion of femoral

vein

56
Q

entrance of the femoral canal

A

femoral ring

57
Q

boundaries of femoral ring

A
  • Anterior: inguinal ligament
  • Lateral: femoral vein
  • Medial: lacunar ligament
  • Posterior: pectineal ligament
58
Q

femoral hernia

A

Protrusion of abdominal contents
through the femoral ring into the
femoral canal

59
Q

clinical diagnosis of femoral hernia

A

Swelling below & lateral to pubic

tubercle

60
Q

what blood vessels supply the thigh

A 
branches of the femoral artery
• Medial circumflex femoral artery
• Lateral circumflex femoral artery
• Perforating branches (~ 4) that pass
through adductor magnus to supply
back of thigh
61
Q

blood supply of the anterior compartment of the thigh

A

Deep Femoral (profunda femoris) Artery

62
Q

blood supply of the medial compartment of thigh

A

Obturator Artery

63
Q

superficial venous drainage of the lower limb

A

Great Saphenous

64
Q

deep venous drainage of the lower limb

A

Femoral Vein

65
Q

complication of deep vein thrombosis

A

pulmonary occlusion - caused by DVT travelling through
circulatory system & entering
pulmonary circulation), can result in
cardiopulmonary arrest

66
Q

deep venous thrombosis

A

Clot that prevents circulation from

continuing – Leads to swelling in peripheral tissues

67
Q

varicose veins of the leg

A

leaflets of valves no longer
meet properly
• blood can accumulate in superficial veins

68
Q

where are varicose veins most common

A

superficial veins of the leg

high pressure when standing

69
Q

signs and symptoms of varicose veins

A

Varicose veins are painful & lead to

leg swelling, skin thickening, ulceration

70
Q

treatment of varicose veins

A

vein obliteration, support

stockings, elevating legs, exercise

71
Q

2 types of lymphatics in lower limb

A

Superficial inguinal
nodes
Deep inguinal nodes

72
Q

superficial inguinal nodes drain

A

drain to the external

iliac nodes

73
Q

deep inguinal nodes drains

A

interconnect
with the superficial
inguinal nodes.

74
Q

femoral nerve is responsible for the motor innervation of what muscles

A

Sartorius
– Pectineus
– Quadriceps

75
Q

femoral nerve is responsible for the sensory innervation of

A

Skin - anterior thigh

76
Q

obturator nerve is responsible for the motor innervation of what muscles

A

Adductor longus
– Gracilis
– Adductor brevis
– Adductor Magnus

77
Q

obturator nerve is responsible for the sensory innervation of what muscles

A

Skin - upper medial thigh

Muscle Biology (25 decks)

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