Deltoid Abduction of the shoulder (moving the arm outwards and away from the body) Outward arm action in a jumping jack Rotator cuffs A group of stabilising muscles of the shoulder which helps to ...

So, how exactly those reflexes are modulated or inhibited to allow smooth, voluntary movement has been debated since Charles ...

somatic nervous system (SNS) - responsible for concious perception and voluntary movement of skeletal muscles autonomic nervous systems (ANS) - responsible for involuntary control of the body ...