Structure recognition review- muscles Flashcards
Trapezius on scapula
elevation/depression, retraction
Rhomboids
elevates, retraction scapula
Serratus anterior on scapula
protraction/ depression
Pectoralis Minor on scapula
depress/protract scapula
Pectoralis major on scapula
protraction
Latissimus dorsi on scapula
depression
Deltoids
shoulder flex/ex, abduction
Rotator cuff
align glenohumeral joint; arm abduction, external rotation, internal rotation
Biceps Brachii
supinator- elbow flexion
Brachialis
pronator- elbow flexion
Brachioradialis
halfway- elbow flexion
Triceps
elbow extension
Superficial layer posterior compartment of forearm
wrist extensors
Mid/deep layers posterior compartment
finger extensors/abductors
Superficial layer anterior compartment of forearm
wrist flexors, pronators
Deep layer anterior compartment of forearm
finger flexors
Thenar group
thumb movement
Mesothenar
2-4 finger movement
Hypothenar
little finger movement
Lumbricals
flex MCP joints, extend IP joints
Interosseous muscles
ad/ab at MCP joints
Gluteus maximus
external rotation, hip extension
not used in walking
used in running and climbing
powerful hip extensor from flexed position