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Musculo-Skeletal > Muscles of the Medial Compartment of Thigh > Flashcards

Muscles of the Medial Compartment of Thigh Flashcards

0
Q

Main action of the pectineus?

A
  • Adducts thigh

- Flexes thigh at hip joint

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1
Q

Name the muscles of the medial compartment of the thigh?

A
  1. Pectineus
  2. Adductor longus
  3. Adductor brevis
  4. Adductor magnus
  5. Gracillis
  6. Obturator externis
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2
Q

Main action of the adductor longus?

A

Adducts thigh

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3
Q

Main action of the adductor brevis?

A

Adducts thigh

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4
Q

Main action of the adductor magnus?

A
  1. Adductor part: adducts thigh

2. Hamstrings part: extends thigh

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5
Q

Main action of the gracilis?

A
  • Adducts thigh

- Flexes leg

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6
Q

Main action of the obturator externis?

A
  • Rotates thigh laterally

- Steadies head of femur in acetabulum

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7
Q

Innervation of pectineus?

A

Femoral n.

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8
Q

Innervation of adductor longus?

A

Obturator n.

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9
Q

Innervation of adductor brevis?

A

Obturator n.

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10
Q

Innervation of adductor magnus?

A
  1. Adductor part: obturator n.

2. Hamstrings part: sciatic n.

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11
Q

Innervation of gracilis?

A

Obturator n.

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12
Q

Innervation of obturator externis?

A

Obturator n.

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13
Q

Proximal attachment of the pectineus?

A

Sup. ramus of pubis

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14
Q

Distal attachment of the pectineus?

A

Pectineal line of femur

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15
Q

Proximal attachment of the adductor longus?

A

Body of pubis inf. to pubic crest

16
Q

Distal attachment of adductor longus?

A

Middle 1/3 of linea aspera of femur

17
Q

Proximal attachment of the adductor brevis?

A
  • Body of pubis

- Inf. ramus of pubis

18
Q

Distal attachment of adductor brevis?

A
  • Pectineal line

- Proximal part of linea aspera

19
Q

Proximal attachment of the adductor magnus?

A
  1. Adductor part:
    - Inf. ramus of pubis
    - Ramus of ischium
  2. Hamstrings part:
    - Ischial tuberosity
20
Q

Distal attachment of adductor magnus?

A
  1. Adductor part:
    - Gluteal tuberosity
    - Linea aspera
    - Med. supracondylar line
  2. Hamstrings part:
    - Adductor tubercle of humerus
21
Q

Proximal attachment of the gracilis?

A
  • Body of pubis

- Inf. ramus of pubis

22
Q

Distal attachment of gracilis?

A

Sup. part of med. surface of tibia

23
Q

Proximal attachment of the obturator externis?

A
  • Margins of obturator foramen

- Obturator membrane

24
Q

Distal attachment of obturator externis?

A

Trochanteric fossa of femur

Musculo-Skeletal (22 decks)

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