The function of certain neck muscles in different positions of the head with and without loading of the cervical spine.
D002574:Cervical Vertebrae / Q000000981:diagnostic imaging / Q000502:physiology*; D004576:Electromyography; D006257:Head; D006801:Humans; D008297:Male; D009132:Muscles / Q000502:physiology*; D009333:Neck; D011187:Posture; D011859:Radiography