Anatomy map
Pick a muscle. You get its attachments, what it does, why it matters on a tennis court, how problems there usually present, and who owns the decision if it hurts.
How to read this
Regions are grouped the way a clinician talks about them, so one shape can cover several muscles working together. Use this to describe what you feel more precisely, not to work out what is wrong.
Front view
Every region is a button. Tab through the figure, or pick from the list below.
ShoulderPhysio owns this
Deltoid, anterior fibres
Musculus deltoideus, pars clavicularis
- Origin
- Lateral third of the clavicle
- Insertion
- Deltoid tuberosity of the humerus
- Action
- Shoulder flexion, internal rotation, assists abduction
- In tennis
- Carries the arm up into the trophy position on the serve and controls the follow through on the forehand.
How problems here usually present
- Front of shoulder ache after high serve volume
- Pain reaching across the body
These are descriptions, not a diagnosis. If something hurts, book an assessment with a physiotherapist. That call is theirs.