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Anatomy and Physiology I > 5.2 Anatomy of the Muscular System Part 7 > Flashcards

5.2 Anatomy of the Muscular System Part 7 Flashcards

1
Q

What is the action of the gluteus medius?

A

abducts thigh, stabilizes hip joint

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2
Q

What is the innervation of the gluteus medius?

A

superior gluteal nerve

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3
Q

What is the origin and insertion of the gluteus minimus?

A

origin = gluteal surface of ilium
insertion = greater trochanter of femur

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4
Q

What is the action of the gluteus minimus?

A

abducts thigh, stabilizes hip joint

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5
Q

What is the innervation of the gluteus minimus?

A

superior gluteal nerve

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6
Q

What is the origin and insertion of the tensor fascia latae?

A

origin = ASIS
insertion = iliotibial tract

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7
Q

What is the action of the tensor fascia latae?

A

abducts and internally rotates thigh, stabilizes hip and knees

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8
Q

What is the innervation for the tensor fascia latae?

A

superior gluteal nerve

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9
Q

What are the lateral rotators of the thigh?

A

obturator externus
obturator internus
superior gemellus
inferior gemelles
quadratus femoris
piriformis

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10
Q

What is the action of the obturator externus?

A

lateral rotation of thigh

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11
Q

What is the innervation of the obturator externus?

A

obturator nerve

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12
Q

What is the action of the obturator internus?

A

lateral rotation of the thigh

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13
Q

What is the innervation of the obturator internus?

A

spinal nerves S1-3

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14
Q

What is the action of the superior gemellus?

A

lateral rotation, adduction, and extension of hip joint

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15
Q

What is the innervation of the superior gemellus?

A

spinal nerves L5 and S1

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16
Q

What is the action of the inferior gemellus?

A

lateral rotation, adduction, and extension of hip joint

17
Q

What is the innervation of the inferior gemellus?

A

spinal nerves L5 and S1

18
Q

What is the action of the quadratus femoris?

A

lateral rotation, adduction of the hip joint

19
Q

What is the innervation of the quadratus femoris?

A

spinal nerves L5 and S1

20
Q

What is the action of the piriformis?

A

lateral rotation, adduction, and extension of hip joint

Anatomy and Physiology I (89 decks)

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