Muscles Origin, Insertion, Action Part 3

Question 1

Where is the origin of the Trapezius?

Answer 1

Occipital, Spinous Process of Thoracic Vertebrae

Question 2

Where is the insertion of the Trapezius?

Answer 2

Acromion & Scapular Spine

Question 3

What is the action of the Trapezius?

Answer 3

Move scapula, elevate clavicle, extend neck

Question 4

Where is the origin of the Deltoid?

Answer 4

Acromion & Scapular Spine

Question 5

Where is the insertion of the deltoid?

Answer 5

Humerus

Question 6

What is the action of the WHOLE Deltoid?

Answer 6

Abduction of shoulder

Question 7

What is the action of the Anterior Deltoid?

Answer 7

Flexion/Medial rotation

Question 8

What is the action of the posterior Deltoid?

Answer 8

Extension/Lateral rotation

Question 9

What is the origin of the supraspinatus?

Answer 9

Supraspinous fossa

Question 10

Where is the insertion of the supraspinatus?

Answer 10

Greater Tubercle Humerus

Question 11

What is the action of the supraspinatus?

Answer 11

Abduction Shoulder

Question 12

What is the origin of subscapularis?

Answer 12

Subscapular fossa

Question 13

Where is the insertion of the subscapularis?

Answer 13

Lesser Tubercle Humerus

Question 14

What is the action of the subscapularis?

Answer 14

Medial Rotation Shoulder

Question 15

Where is the origin of the infraspinatus?

Answer 15

Infraspinous fossa

Question 16

Where is the insertion of the infraspinatus?

Answer 16

Greater Tubercle Humerus

Question 17

What is the action of the infraspinatus?

Answer 17

Lateral Rotation Shoulder

Question 18

Where is the origin of the teres minor?

Answer 18

Scapula

Question 19

Where is the insertion of the teres minor?

Answer 19

Greater Tubercle Humerus

Question 20

What is the action of the teres minor?

Answer 20

Lateral Rotation Shoulder

Question 21

Where is the origin of the pectoralis major?

Answer 21

Ribs 2-6, body of sternum, clavicle

Question 22

Where is the insertion of the pectoralis major?

Answer 22

Greater Tubercle Humerus

Question 23

What is the action of the pectoralis major?

Answer 23

Flexion, adduction, medial rotation shoulder

Question 24

Where is the origin of the latissimus dorsi?

Answer 24

Spinous process of vertebrae, ribs 8 - 12

Question 25

Where is the insertion of the latissimus dorsi?

Answer 25

Humerus

Question 26

What is the action of the latissimus dorsi?

Answer 26

Extension, adduction, and medial rotation of shoulder

Question 27

What are the four rotator cuff muscles?

Answer 27

Subscapularis, Supraspinatus, infraspinatus, teres minor

Question 28

Where is the origin of the Flexor Digitorum Superficialis?

Answer 28

Humerus, ulna and radius

Question 29

Where is the insertion of the Flexor Digitorum Superficialis?

Answer 29

Phalanges

Question 30

What is the action of the Flexor Digitorum Superficialis?

Answer 30

Digit flexion

Question 31

Where is the origin of the Flexor Digitorum Profundus?

Answer 31

Coronoid Process

Question 32

Where is the insertion of the Flexor Digitorum Profundus?

Answer 32

Phalanges

Question 33

What is the action of the Flexor Digitorum Profundus?

Answer 33

Digit flexion

Question 34

Where is the origin of the Flexor Pollicis Longus?

Answer 34

Radius

Question 35

Where is the insertion of the Flexor Pollicis Longus?

Answer 35

Pollex phalange

Question 36

What is the action of the Flexor Pollicis Longus?

Answer 36

Pollex flexion

Question 37

What are the action of the Intrinsic hand?

Answer 37

Digit Abduction, Adduction, Opposition, Reposition