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Unit 1 Muscles (Attachments, Actions, Innervations, Blood Supply) > Lower Extremity- Gluteal Muscles > Flashcards

Lower Extremity- Gluteal Muscles Flashcards

1
Q

Gemellus inferior

A

Attachments: Ischial tuberosity to tendon of the obturator internus
Action: laterally rotates the thigh
Nerve: Sacral plexus (nerve to quadratus femoris)
Blood Supply: (Its a “gem” of a muscle) medial circumflex femoral a.

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2
Q

Gemellus Superior

A

Attachments: Ischial spine to tendon of the obturator internus
Action: Laterally rotates the thigh
Nerve: Sacral Plexus (nerve to obturator internus)
Blood supply: (2 I’s– eyes are superior) Internal pudendal, and inferior gluteal a.

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3
Q

Gluteus Maximus

A

Attachments: Aponeurosis of Erector Spinae, sacrum, sacrotuberous ligament, and gluteal surface to gluteal tuberosity and iliotibial tract.
Actions: Extends, laterally rotates thigh, and tenses TFL
Nerve: Inferior gluteal n.
Blood supply: (1-SIM) First perforating branch of profunda femoris, Superior gluteal, Inferior gluteal, Medial circumflex femoral a.

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4
Q

Gluteus Medius

A

Attachments:

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Unit 1 Muscles (Attachments, Actions, Innervations, Blood Supply) (3 decks)

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