Anterior and Medial Thigh Flashcards by Kristina Assaf

Q

Nerve Roots: Femoral Nerve

A

L2-L4

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Q

Nerve Roots: Obturator Nerve

A

L2-L4

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Q

Nerve Roots: Sciatic Nerve

A

L4-S3

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Q

Nerve Roots: Tibial Nerve (from Sciatic Nerve)

A

L4-S3

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Q

Nerve Roots: Common Fibular Nerve

A

L4-S2

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Q

illiopsoas m.: Origin

A

Lateral portion of centra/bodies of T12-L5

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Q

illiopsoas m.: Insertion

A

Lesser trochanter

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Q

illiacus m.: Innervation

A

Femoral nerve

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Q

Psoas major m.: Innervation

A

L1-L3 ventral rami

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Q

Psoas minor: Innervation

A

L1-L2 ventral rami

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Q

iliopsoas m.: Action

A

Chief flexor of the thigh

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Q

Sartorius m. : Origin

A

ASIS

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Q

Sartorius m. : Insertion

A

Pes Anserinus

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Q

Sartorius m. : Innervation

A

Femoral nerve

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Q

Sartorius m. : Functions

A

Flex, abduct, laterally rotate thigh
flex leg

(longest muscle)

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Q

What three tendons are a part of Pes Anserinus?

A

Sartorius tendon
Gracilis tendon
Semitendinosus tendon

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Q

Quadriceps Femoris M. : Origin

A

Rectus femoris= AIIS

- Vasti= Shaft of femur

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Q

Quadriceps Femoris M.: Insertion

A

All quads = tibial tuberosity

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Q

Quadriceps Femoris M.: Functions

A

Vasti extend leg
Rectus extends leg and flexes thigh
Chief extensors of the leg
Rectus Femoris also assists in flexion of the thigh

Q

Quadriceps Femoris M.: Innervation

A

Femoral nerve

Q

Pectineus M. :Origin

A

Pecten line of pubis

Q

Pectineus M. : Insertion

A

Pectineal line (inferior to lesser trochanter)

Q

Pectineus M. : Innervation

A

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

Q

Pectineus M. : Functions

A

Adduct and flex thigh

Q

Adductor Longus M.: Origin

A

Body of pubis (inferior to pubic crest)

Q

Adductor Longus M.: Insertion

A

Middle 1/3 of linea aspera

Q

Adductor Longus M.: Innervation

A

Obturator nerve (L2-L4)

Q

Adductor Longus M.: Functions

A

Adducts and flexes thigh

Q

Gracilis M. : Origin

A

Pubis body & inferior ramus

Q

Gracilis M. : Insertion

A

Superior part of medial surface of tibia (Part of pes anserinus)

Q

Gracilis M. : Innervation

A

Obturator nerve

Q

Gracilis M. : Functions

A

Adduct thigh

- Flex and medially rotate leg

Q

Adductor Brevis M.: Origin

A

Pubis body & inferior ramus

Q

Adductor Brevis M.: Insertion

A

Proximal linea aspera

Q

Adductor Brevis M.: Innervation

A

Obturator nerve

Q

Adductor Brevis M.: Functions

A

Adducts and flexes thigh

Q

Obturator Externus M.: Origin

A

External margins of obturator foramen

Q

Obturator Externus M.: Insertion

A

Trochanteric fossa

Q

Obturator Externus M.: Innervation

A

Obturator nerve

Q

Adductor Magnus M. : Origins

A

Hamstring part = Ischial tuberosity

- Adductor part= Ischiopubic ramus

Q

Adductor Magnus M. : Insertion (Adductor part)

A

Gluteal tuberosity, linea aspera, medial supracondylar line

Q

Adductor Magnus M. : Nerve (Adductor part)

A

Obturator nerve

Q

Adductor Magnus M. : Functions (Adductor part)

A

Adducts and flexes thigh

Q

Adductor Magnus M. : Insertion (Hamstring part)

A

Adductor tubercle (medial epicondyle)

Q

Adductor Magnus M. : Innervation (Hamstring part)

A

Tibial division of sciatic nerve

Q

Adductor Magnus M. : Functions (Hamstring part)

A

Adducts and extends thigh

Q

Obturator Externus M.: Function

A

Lateral rotator of the thigh