Changes

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]].

 

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 [[Limb Bones and Cartilages - Horse Anatomy#Femur|femur]].

'''''Internal Obturator'''''

'''''Internal Obturator'''''

::Pelvic head - Pelvic symphysis and pelvic aspect of the body of the [[Hindlimb - Anatomy & Physiology#Ilium|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 [[Bones and Cartilages - Horse Anatomy#Femur|femur]] laterally, aids [[Joints and Ligaments - Horse Anatomy#Coxafemoral/Hip Joint|hip]] extension

:'''Action''': Rotates the [[Limb Bones and Cartilages - Horse Anatomy#Femur|femur]] laterally, aids [[Joints and Ligaments - Horse Anatomy#Coxafemoral/Hip Joint|hip]] extension

'''''External Obturator'''''

'''''External Obturator'''''

:'''Origin''': Ventral 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 [[Bones and Cartilages - Horse Anatomy#Femur|femur]] and adducts the limb

:'''Action''': Supinates the [[Limb Bones and Cartilages - Horse Anatomy#Femur|femur]] and adducts the limb

'''''Gemellus'''''

'''''Gemellus'''''

:'''Action''': Aids lateral rotation of the limb

:'''Action''': Aids lateral rotation of the limb

[[Category:To Do - AP Review]]

 

 

[[Category:Muscles - Horse Anatomy]]