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MSK T2 > Anterior And Medial Thigh > Flashcards

Anterior And Medial Thigh Flashcards

1
Q

Origin of the iliopsoas M.

A

Lateral portion of bodies of T12-L5; iliac fossa and crest

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2
Q

Insertion of Iliopsoas M.

A

Lesser trochanter

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3
Q

Innervation of iliacus M (Iliopsoas M)

A

Femoral nerve

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4
Q

Innervation of Psoas major and minor (Iliopsoas)

A

L1-L3 ventral rami

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5
Q

Origin of Sartorius M

A

ASIS

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6
Q

Insertion of Sartorius M.

A

Pes Anserinus

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7
Q

Innervation of Sartorius

A

Femoral nerve

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8
Q

Actions of Sartorius M.

A

Flex, abduct, laterally rotate thigh

Flex leg

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9
Q

Actions of Iliopsoas

A

Chief flexor of thigh

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10
Q

Origin of Quadriceps Femoris

A

Rectus femoris - AIIS

Vasti -shaft

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11
Q

Insertion of Quadriceps Femoris

A

Tibial tuberosity

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12
Q

Actions of Quadriceps Femoris

A

Vasti - extend leg

Rectus - extends leg and flexes thigh

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13
Q

Innervation of quadriceps

A

Femoral nerve

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14
Q

What is chondromalacia patella?

A

Lateral stretch of IT band

a condition where the cartilage under the patella begins to deteriorate

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15
Q

What is the patellar reflex test? What is the name for the absence of this reflex?

A

Patellar tendon reflex tests the function of the femoral nerve and spinal cord segments L2-L4. The absence of this reflex is known as Westphal’s sign

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16
Q

What is the Calcaneal Tendon reflex?

A

This tendon reflex tests the S1 and S2 nerve roots (sciatic nerve)

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17
Q

What does the iliopectineal bursa do?

A

It is a large synovial bursa that separates the external surface of the hip joint capsule from the tendon of the iliopsoas muscle

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18
Q

What is osgood-schaltter disease?

A

A pull of the quadriceps on the tendon from the kneecap away from the shinbone (Tibial tuberosity)

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19
Q

Which muscle does the patellar reflex work on?

A

Quadriceps femoris

20
Q

What is the origin of the Pectineus M?

A

Pecten line of pubis

21
Q

What is the insertion of Pectineus?

A

Pectineal line (inferior to lesser trochanter)

22
Q

What is the innervation of pectineus m?

A

Femoral nerve (occasionally a branch of the obturator n.)

23
Q

What is the action of pectineus m.?

A

Adduct and flex thigh (at hip)

24
Q

What is the origin of the adductor longus m?

A

Body of pubis (inferior to pubic crest)

25
Q

What is the insertion of the adductor longus m?

A

Middle 1/3 of the linea aspera

26
Q

What is the adductor longus m innervation by?

A

Obturator nerve (L2-L4)

27
Q

What is the function of the adductor longus m?

A

Adductor and flexes thigh

28
Q

What is the origin of the gracilis m?

A

Pubis body and inferior Ramus

29
Q

What is the insertion of the gracilis m?

A

Superior part of medial surface of tibia (pes anserinus)

30
Q

What is gracilis m innervated by?

A

Obturator nerve

31
Q

What is the function of gracilis M?

A

Adduct thigh and flex and medially rotate leg

32
Q

What is the origin of adductor brevis?

A

Pubis body and inferior Ramus

33
Q

What is the insertion of adductor brevis m?

A

Proximal linea aspera

34
Q

What is the adductor brevis m innervated by?

A

Obturator nerve

35
Q

What is the action of the adductor brevis m?

A

Adduct and flexes thigh

36
Q

What is a groin pull?

A

Strain, stretching and probably some tearing of the proximal attachments of thigh adductor/flexor muscles (think adductor longus in particular)

37
Q

What is the origin of obturator externus?

A

External margins of obturator foramen

38
Q

What is the insertion of the obturator externus?

A

Trochanteric fossa

39
Q

What is the action of obturator externus?

A

Laterally rotate thigh

40
Q

What is the innervation of obturator externus?

A

Obturator nerve

41
Q

What is the origin of the adductor magnus m?

Adductor part and hamstring part

A

Adductor part: ischiopubic ramus

Hamstring part: ischial tuberosity

42
Q

What are the nerve roots of the femoral nerve?

Obturator?

Sciatic?

A

L2-L4

L2-L4

L4-S3

43
Q

What are the nerve root for the tibial and common fibular nerves?

A

L4-S3

L4-S2

44
Q

What is the nerve root for lateral femoral cutaneous? What does it innervate?

A

L2-L3; sensory innervation of lateral thigh

45
Q

What is the nerve root for the anterior cutaneous branches of femoral nerve? What does it innervate?

A

L2-L4; sensory innervation for the anterior thigh

46
Q

What are the nerve roots for the cutaneous branch of obturator nerve? What does is innervate?

A

L2; sensory innervation of medial thigh

47
Q

What is the nerve root for the saphenous nerve? What does it innervate?

A

L3-L4; sensory innervation of anterior leg

MSK T2 (18 decks)

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