Muscle Attachments & Actions Upper Limb Flashcards
1
Q
Pectoralis Major
A
- Sternum and clavicle to Intertubercular groove
- IR, Adduction
2
Q
Pectoralis Minor
A
- Ribs 3-5 to coracoid
- Protraction, depression
3
Q
Subclavius
A
- Rib to clavicle
- Depression
4
Q
Serratus anterior
A
- Ribs to medial scapula
- Keeps scapula on ribs, retraction
5
Q
Trapezius
A
- C7-T12 to spine of scapula, acromion and clavicle
- Retract scapula
6
Q
Latissimus Dorsi
A
- T6-T12 to intertubercular/bicipital groove
- Extend, adduct, IR
7
Q
Levator Scapulae
A
- C1-4 to medial scapula
- Elevation
8
Q
Rhomboids
A
- Minor: C7-T1, Major: T2-T5 to medial scapula
- Retract
9
Q
Deltoid
A
- Spine of scapula, acromion and clavicle to deltoid tuberosity
- Abduction, extension, rotation
10
Q
Supraspinatus
A
- Fossa to greater tuberosity
- Abduction
11
Q
Infraspinatus
A
- Fossa to greater tuberosity
- ER
12
Q
Teres Minor
A
- Scapula to greater tuberosity
- ER
13
Q
Teres Major
A
- Scapula to bicipital groove
- IR, adduction
14
Q
Subscapularis
A
- Fossa to lesser tuberosity
- IR
15
Q
Biceps
A
- LH:supraglenoid, SH:coracoid to radial tuberosity and bicipital aponeurosis
- Flex, supinate