List of external rotators of the human body

External rotation (or extorsion or lateral rotation) is an

external rotator muscles

include:

Muscles

of arm/humerus at shoulder^[1]
- Deltoid muscle
- Supraspinatus
- Infraspinatus
- Teres minor
of thigh/femur at hip^[2]
- Gluteus maximus
- Lateral rotator group
  - piriformis
  - gemellus superior
  - obturator internus
  - pectineus
  - gemellus inferior
  - obturator externus
  - quadratus femoris
- Sartorius
of leg at knee^[3]
- Biceps femoris
of
excyclotorsion)^[4]
- Inferior rectus muscle
- Inferior oblique muscle

v t e Joints
Types	Fibrous Gomphosis Suture Syndesmosis Interosseous membrane Cartilaginous Synchondrosis Symphysis synovial: Plane joint 1° Hinge joint Pivot joint 2° Condyloid joint Saddle joint 3° Ball and socket joint synostosis by range of motion: Synarthrosis Amphiarthrosis Diarthrosis
Terminology	Kinesiology Anatomical terms of motion Antagonist
Motions	general: Extension Abduction External rotation Depression specialized/upper limbs: Retraction Pronation specialized/lower limbs: Dorsiflexion Inversion
Components	capsular: Joint capsule Synovial membrane Fibrous membrane Synovial fluid Synovial bursa Articular disk/Meniscus extracapsular: Ligament Enthesis