Depression (Scapula)
Scapular Elevation: This joint action of the scapula (shoulder blades) is movement downwards along the ribcage, towards the buttocks. This motion depresses the entire shoulder girdle and occurs during actions like "pull-ups."
- Opposing Joint Action: Scapular Elevation
- Plane of Motion: Frontal
- Direction Bias: Inferior
- Note: Joint actions may be referred to as "osteokinematic motions" or "osteokinematic joint actions" to differentiate them from "arthrokinematic motions " (e.g., spin, glide, roll, compression, and distraction).
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Joints that Perform Scapular Depression (and Sample Exercises):
- Scapulothoracic Joint (Shoulder Girdle): Scapular depression occurs around an anterior to posterior axis and is inferior motion. To visualize this axis and motion, it is best to imagine an axis in the middle of the back and imagine the shoulder blade and arms moving around this axis like the hands of a clock. This action may be observed during exercises like a pull-up or pull-down .