15180010
Description
Mind Map by Robin Decker, updated more than 1 year ago
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Created by Robin Decker
over 5 years ago
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Shoulder Girdle
- 5 muscles - Cause Scapular Movement
Annotations:
- **All have ORIGIN ON AXIAL skeleton **All have INSERTION on the SCAPULA and/or CLAVICLE **Primary Function of girdle 1. Stabilize shoulder during static contractions2. Provide base of support for shoulder joint movement
- 1. Pectoralis Minor
- Actions: Abduction
(protraction), downward
rotation and depression
- Actions: Abduction
(protraction), downward
rotation and depression
- 2. Serratus Anterior
- Actions: Abduction
(protraction) and upward
rotation
- Actions: Abduction
(protraction) and upward
rotation
- 3. Trapezius
- Actions: Superior fibers
elevation & upward rotation;
Middle fibers: retraction
(adduction); Inferior fibers:
depression and upward
rotation
- Actions: Superior fibers
elevation & upward rotation;
Middle fibers: retraction
(adduction); Inferior fibers:
depression and upward
rotation
- 4. Rhomboids
- Actions: Adduction
(retraction),
downward rotation,
and elevation
- Actions: Adduction
(retraction),
downward rotation,
and elevation
- 5. Levator Scapulae
- Actions: Elevation &
Downward rotation
- Actions: Elevation &
Downward rotation
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