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Fall 2022- Anatomy II > WK11+12 Hip and Thigh Muscles > Flashcards

WK11+12 Hip and Thigh Muscles Flashcards

1
Q

Name the O, I, I, A for the following muscle: Iliopsoas

A

O: iliac fossa, and sides of T12-L5 vertebrae and discs between them; transverse processes of all lumbar vertebrae
I: lesser trochanter
I: psoas major and minor; spinal nerves ( L1-3)
Iliacus; femoral nerve

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2
Q

Name the O, I, I, A for the following muscle:Sartorius

A

O: ASIS and superior part of notch inferior to it
I: superior part of medial surface of tibia ( pes anserinus )
I: femoral nerve
A: flexion, abduction, lateral hip rotation; flexes knee joint

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3
Q

Name the O, I, I, A for the following muscle: Pectineus

A

O: superior ramus of pubis
I: pectineal line of femur, just inferior to less trochanter
I: femoral nerve ( may receive branch from obturator )
A: adducts and slightly flexes hip joint; assists with lateral rotation

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4
Q

Name the O, I, I, A for the following muscle: Rectus Femoris

A

O: AIIS and ilium superior to acetabulum
I: via common quadriceps tendon attaches to patellar tendon
I: femoral nerve
A: extends the knee, steadies hip joint, assists iliopsoas in hip flexion

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5
Q

Name the O, I, I, A for the following muscle: Vastus Lateralis

A

O: greater trochanter and lateral lip of linea aspera of femur
I:via common quadriceps tendon attaches to patellar tendon, and tibial tuberosity via patellar ligament
I: Femoral nerve
A: knee extension

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6
Q

Name the O, I, I, A for the following muscle: Vastus Medialis

A

O: intertrochanteric line and medial lip of linea aspera of femur
I:via common quadriceps tendon attaches to patellar tendon
I: femoral nerve
A: knee extension

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7
Q

Name the O, I, I, A for the following muscle: Vastus Intermedius

A

O: anterior and lateral surfaces of femoral shaft
I:via common quadriceps tendon attaches to patellar tendon
I: femoral nerve
A: knee extension.

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8
Q

Name the O, I, I, A for the following muscle: Gracilis

A

O: body and inferior ramus of pubis
I: superior part of medial surface of tibia ( part of pes anserinus )
I: obturator nerve
A: adducts hip joint; flexes knee joint

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9
Q

Name the O, I, I, A for the following muscle: Adductor Longus

A

O: body of pubis inferior to pubic crest
I: middle third of linea aspera of femur
I: obturator nerve
A: adducts hip joint

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10
Q

Name the O, I, I, A for the following muscle: Adductor Brevis

A

O: body and inferior ramus of pubis
I: pectineal line and proximal part of linea aspera of femur
I: obturator nerve
A: adducts hip joint, and small contribution to flexion of the same

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11
Q

Name the O, I, I, A for the following muscle: Adductor Magnus

A

O: Adductor Part: inferior ramus of pubis and ramus of ischium
Hamstring part: ischial tuberosity
I: adductor part: gluteal tuberosity, linea aspera, and medial supracondylar line
hamstring part: adductor of tubercle of femur
I: adductor part: obturator
hamstring part: tibial part of sciatic nerve
A: adducts hip joint; flexes hip joint; extends hip joint

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12
Q

Name the O, I, I, A for the following muscle: Gluteus Maximus

A

O: ilium posterior to posterior gluteal line, dorsal surface of sacrum and coccyx, sacrotuberous ligament
I: mostly on the IT band which inserts onto lateral epicondyle of tibia, others on tibial tuberosity
I: inferior gluteal nerve
A: extends hip joint, assists in lateral rotation; fixes hip joint and assists in rising from sitting position

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13
Q

Name the O, I, I, A for the following muscle:Gluteus Medius

A

O: external surface of ilium between anterior and posterior gluteal lines
I: lateral surface of greater trochanter of femur
I: superior gluteal nerve
A: abduct and medial rotation of hip, stabilization when one leg is weight bearing and the other isn’t

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14
Q

Name the O, I, I, A for the following muscle: Gluteus Minimus

A

O: external surface of ilium between anterior and inferior gluteal lines
I: anterior surface of greater trochanter of femur
I: superior gluteal nerve
A:abduct and medial rotation of hip, stabilization when one leg is weight bearing and the other isn’t

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15
Q

Name the O, I, I, A for the following muscle: Tensor Fascia Latae

A

O: anterior and superior iliac spine; anterior part of iliac crest
I: IT band, which attaches to lateral tibial condyle
I: superior gluteal nerve
A:abduct and medial rotation of hip, stabilization when one leg is weight bearing and the other isn’t

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16
Q

Name the O, I, I, A for the following muscle: Piriformis

A

O: anterior surface of sacrum; sacrotuberous ligament
I: superior border of greater trochanter of femur
I: nerve to piriformis from S1-2
A: Laterally rotate extended hip joint and abduct hip joint when flexed; stabilize hip joint

17
Q

Name the O, I, I, A for the following muscle: Superior and Inferior Gemelli

A

O: sup: ischial spine
inf: ischial tuberosity
I: medial surface of greater trochanter
I: sup: nerve to obt internus
inf: nerve to quadratus femoris
A:Laterally rotate extended hip joint and abduct hip joint when flexed; stabilize hip joint

18
Q

Name the O, I, I, A for the following muscle: Obturator Internus

A

O: pelvic surface of obturator membrane and surrounding bones
I: medial surface of greater trochanter
I: nerve to obturator internus
A:Laterally rotate extended hip joint and abduct hip joint when flexed; stabilize hip joint

19
Q

Name the O, I, I, A for the following muscle: Obturator Externus

A

O: margins of obturator foramen and obturator membrane
I: trochanteric fossa of femur
I: obturator nerve
A: laterally rotates hip joint, stabilizes hip joint

20
Q

Name the O, I, I, A for the following muscle: Quadratus Femoris

A

O: lateral border of ischial tuberosity
I: quadrate tubercle on intertrochanteric crest of femur and area inferior to it
I: nerve to quadratus femoris
A: laterally rotates hip joint, stabilizes hip joint

21
Q

Name the O, I, I, A for the following muscle: Semitendinosus

A

O: ischial tuberosity
I: superior part of of media surface of tibia ( part of pes anserinus )
I: tibial division of sciatic nerve
A: Extend hip joint; flex knee joint and medially rotate it when flexed. When hip and knee joints are flexed

22
Q

Name the O, I, I, A for the following muscle: Semimembranosus

A

O: ischial tuberosity
I: posterior part of medial epicondyle of tibia
I: tibial division of sciatic nerve
A:Extend hip joint; flex knee joint and medially rotate it when flexed. When hip and knee joints are flexed

23
Q

Name the O, I, I, A for the following muscle: Biceps Femoris

A

O: long head: ischial tuberosity
short head: linea aspera and lateral supracondylar line of femur
I: lateral side of head of fibula. Tendon is split at this site by fibular collateral ligament of knee
I: tibial and fibular divisions of sciatic nerve, long head and short head respectively

Fall 2022- Anatomy II (14 decks)

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