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− | The inner pelvic muscles are small and lie close to the coxofemoral (hip) joint. They run between the pelvis and trochanteric fossa of the femur. | + | The inner pelvic muscles are small and lie close to the [[Joints and Ligaments - Horse Anatomy#Coxafemoral/Hip Joint|coxafemoral (hip) joint]]. They run between the pelvis and trochanteric fossa of the [[Bones and Cartilages - Horse Anatomy#Femur|femur]]. |
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| '''''Internal Obturator''''' | | '''''Internal Obturator''''' |
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| :'''Origin''': | | :'''Origin''': |
| ::Pubic head - Cranial and medial borders of the obturator foramen | | ::Pubic head - Cranial and medial borders of the obturator foramen |
− | ::Pelvic head - Pelvic symphysis and pelvic aspect of the body of the ilium | + | ::Pelvic head - Pelvic symphysis and pelvic aspect of the body of the [[Hindlimb - Anatomy & Physiology#Ilium|ilium]] |
| :'''Insertion''': Trochanteric fossa together with the ''gemellus'' muscle, having passed over the lesser sciatic notch | | :'''Insertion''': Trochanteric fossa together with the ''gemellus'' muscle, having passed over the lesser sciatic notch |
− | :'''Action''': Rotates the femur laterally, aids hip extension | + | :'''Action''': Rotates the femur laterally, aids [[Joints and Ligaments - Horse Anatomy#Coxafemoral/Hip Joint|hip]] extension |
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| '''''External Obturator''''' | | '''''External Obturator''''' |
| :'''Innervation''': Obturator n. | | :'''Innervation''': Obturator n. |
− | :'''Origin''': Vental surface of pelvis, close to the obturator foramen | + | :'''Origin''': Ventral surface of pelvis, close to the obturator foramen |
| :'''Insertion''': Trochanteric fossa | | :'''Insertion''': Trochanteric fossa |
− | :'''Action''': Supinates the femur and adducts the limb | + | :'''Action''': Supinates the [[Bones and Cartilages - Horse Anatomy#Femur|femur]] and adducts the limb |
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| '''''Gemellus''''' | | '''''Gemellus''''' |
| : In the horse, these two small muscle bundles are fused and unite partly with the ''internal obturator'' muscle | | : In the horse, these two small muscle bundles are fused and unite partly with the ''internal obturator'' muscle |
| :'''Innervation''': Sciatic n. | | :'''Innervation''': Sciatic n. |
− | :'''Origin''': Ischium | + | :'''Origin''': [[Hindlimb - Anatomy & Physiology#Ischium|Ischium]] |
| :'''Insertion''': Trochanteric fossa | | :'''Insertion''': Trochanteric fossa |
| :'''Action''': Aids lateral rotation of the limb | | :'''Action''': Aids lateral rotation of the limb |
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| + | [[Category:To Do - AP Review]] |