Origin and Insertion

Question 1

What is the origin and insertion of the deltoid?

Answer 1

origin: clavicle, acromion, spine of scapula

insertion: deltoid tuberosity

Question 2

What is the origin and insertion of the supraspinatus?

Answer 2

origin: supraspinous fossa

insertion: greater tubercle

Question 3

What is the origin and insertion of the infraspinatus?

Answer 3

origin: infraspinous fossa

insertion: greater tubercle

Question 4

What is the origin and insertion of the coracobrachialis?

Answer 4

origin: coracoid process

insertion: medial surface of humerus shaft

Question 5

What is the origin and insertion of the subscapularis?

Answer 5

origin: subscapular fossa

insertion: lesser tubercle

Question 6

What is the origin and insertion of the teres major?

Answer 6

origin: posterior surface of scapula

insertion: intertubercular sulcus of humerus

Question 7

What is the origin and insertion of the teres minor?

Answer 7

origin: lateral border of scapula

insertion: greater tubercle

Question 8

What is the origin and insertion of the biceps brachii?

Answer 8

origin: coracoid process and supraglenoid tubercle

insertion: radial tuberosity

Question 9

What is the origin and insertion of the brachialis?

Answer 9

origin: anterior surface of distal humerus

insertion: coronoid process of ulna

Question 10

What is the origin and insertion of the triceps brachii?

Answer 10

origin: infraglenoid tubercle, posterior shaft of humerus, distal radial groove

insertion: olecranon

Question 11

What is the origin and insertion of the brachioradialis?

Answer 11

origin: lateral supracondylar ridge

insertion: styloid process of radius

Question 12

What is the origin and insertion of the pronator quadratus?

Answer 12

origin: distal portion of anterior ulna shaft

insertion: distal surface of anterior radius

Question 13

What is the origin and insertion of the pronator teres?

Answer 13

origin: medial epicondyle of humerus, coronoid process of ulna

insertion: lateral radius

Question 14

What is the origin and insertion of the supinator?

Answer 14

origin: lateral epicondyle of humerus, proximal ulna

insertion: proximal end of radius

Question 15

What is the origin and insertion of the flexor carpi radialis?

Answer 15

origin: medial epicondyle of humerus

insertion: base of 2nd and 3rd metacarpals

Question 16

What is the origin and insertion of the flexor carpi ulnaris?

Answer 16

origin: medial epicondyle, olecranon, posterior surface of ulna

insertion: pisiform and hamate bones, base of 5th metacarpal

Question 17

What is the origin and insertion of the extensor carpi radialis brevis?

Answer 17

origin: lateral epicondyle of humerus

insertion: base of 3rd metacarpal

Question 18

What is the origin and insertion of the extensor carpi radialis longus?

Answer 18

origin: lateral supracondylar ridge of humerus

insertion: base of 2nd metacarpal

Question 19

What is the origin and insertion of the extensor carpi ulnaris?

Answer 19

origin: lateral epicondyle of humerus, posterior border of ulna

insertion: base of 5th metacarpal

Question 20

What is the origin and insertion of the palmaris longus?

Answer 20

origin: medial epicondyle of humerus

insertion: palmar aponeurosis, skin and fascia of palm

Question 21

What is the origin and insertion of the flexor digitorum profundus?

Answer 21

origin: coronoid process, anteromedial surface of ulna, interosseous membrane

insertion: distal phalanges of fingers 2-5

Question 22

What is the origin and insertion of the flexor digitorum superficialis?

Answer 22

origin: medial epicondyle of humerus, coronoid process of ulna, shaft of radius

insertion: middle phalanges of fingers 2-5

Question 23

What is the origin and insertion of the extensor digitorum?

Answer 23

origin: lateral epicondyle of humerus

insertion: phalanges of fingers 2-5

Question 24

What is the origin and insertion of the flexor pollicis brevis?

Answer 24

origin: flexor retinaculum, trapezium

insertion: lateral base of proximal phalanx of thumb

Question 25

What is the origin and insertion of the flexor pollicis longus?

Answer 25

origin: anterior surface of radius, interosseous membrane insertion: distal phalanx of thumb

Question 26

What is the origin and insertion of the extensor polllicis brevis?

Answer 26

origin: dorsal shaft of radius and ulna, interosseous membrane insertion: base of proximal phalanx of thumb

Question 27

What is the origin and insertion of the extensor polllicis longus?

Answer 27

origin: dorsal shaft of radius and ulna, interosseous membrane insertion: base of distal phalanx of thumb

Question 28

What is the origin and insertion of the abductor pollicis brevis?

Answer 28

origin: flexor retinaculum, carpal bones insertion: lateral base of proximal phalanx of thumb

Question 29

What is the origin and insertion of the abductor pollicis longus?

Answer 29

origin: posterior surface of radius and ulna, interosseous membrane insertion: base of first metacarpal, trapezium