Forearm Muscles

Question 1

Flexor Digitorum: Origin?

Answer 1

Superficialis Medial epicondyle of humerus, coronoid process of ulna

Question 2

Flexor Digitorum: Insertion?

Answer 2

Middle phalanges of fingers 2-5

Question 3

Flexor Digitorum: Nerve?

Answer 3

Median nerve (C7, C8)

Question 4

Flexor Digitorum: Bony Landmarks & Ligaments?

Answer 4

Medial epicondyle of humerus, coronoid process of ulna & Middle phalanges of fingers 2-5

Question 5

Flexor Digitorum: Functional Movement?

Answer 5

Flexion of the proximal and middle phalanges of fingers 2-5

Question 6

Flexor Digitorum: Resisting the muscle?

Answer 6

Stand beside the patient. Place one hand on their fingers and ask them to bend their fingers against your resistance. Apply gentle pressure to resist the flexion movement.

Question 7

Flexor Digitorum Profundus: Origin?

Answer 7

Anterior surface of ulna

Question 8

Flexor Digitorum Profundus: Insertion?

Answer 8

Distal phalanges of fingers 2-5

Question 9

Flexor Digitorum Profundus: Nerve?

Answer 9

Median nerve (C8, T1)

Question 10

Flexor Digitorum Profundus: Bony Landmarks & Ligaments?

Answer 10

Anterior surface of ulna & Distal phalanges of fingers 2-5

Question 11

Flexor Digitorum Profundus: Functional Movement?

Answer 11

Flexion of the distal phalanges of fingers 2-5

Question 12

Flexor Digitorum Profundus: Resisting the muscle?

Answer 12

Stand beside the patient. Place one hand on their fingers and ask them to bend their fingers against your resistance. Apply gentle pressure to resist the flexion movement.

Question 13

Flexor Pollicis Longus: Origin?

Answer 13

Anterior surface of radius and interosseous membrane

Question 14

Flexor Pollicis Longus: Insertion?

Answer 14

Base of distal phalanx of thumb

Question 15

Flexor Pollicis Longus: Nerve?

Answer 15

? nerve (C7, C8)

Question 16

Flexor Pollicis Longus: Bony Landmarks & Ligaments?

Answer 16

Anterior surface of radius, interosseous membrane & Base of distal phalanx of thumb

Question 17

Flexor Pollicis Longus: Functional Movement?

Answer 17

Flexion of the distal phalanx of thumb

Question 18

Flexor Pollicis Longus: Resisting the muscle?

Answer 18

Stand beside the patient. Place one hand on their thumb and ask them to bend their thumb against your resistance. Apply gentle pressure to resist the flexion movement.

Question 19

Pronator Teres: Origin?

Answer 19

Medial epicondyle of humerus, coronoid process of ulna

Question 20

Pronator Teres: Insertion?

Answer 20

Lateral radius shaft

Question 21

Pronator Teres: Nerve?

Answer 21

Median nerve (C6, C7, C8)

Question 22

Pronator Teres: Bony Landmarks & Ligaments?

Answer 22

Medial epicondyle of humerus, coronoid process of ulna & Lateral radius shaft

Question 23

Pronator Teres: Functional Movement?

Answer 23

Pronation of the forearm

Question 24

Pronator Teres: Resisting the muscle?

Answer 24

Stand beside the patient. Place one hand on their forearm and ask them to turn their palm facing downward against your resistance. Apply gentle pressure to resist the movement.

Question 25

Extensor Digitorum: Origin?

Answer 25

Lateral epicondyle of humerus, lateral supracondylar ridge of humerus

Question 26

Extensor Digitorum: Insertion?

Answer 26

Extensor expansion of fingers 2-5

Question 27

Extensor Digitorum: Nerve?

Answer 27

Radial nerve (C7, C8)

Question 28

Extensor Digitorum: Bony Landmarks & Ligaments?

Answer 28

Lateral epicondyle of humerus, lateral supracondylar ridge of humerus, Extensor expansion of fingers 2-5

Question 29

Extensor Digitorum: Functional Movement?

Answer 29

Extension of the fingers 2-5

Question 30

Extensor Digitorum: Resisting the muscle?

Answer 30

Stand beside the patient. Place one hand on their fingers and ask them to straighten their fingers against your resistance. Apply gentle pressure to resist the extension movement.

Question 31

Extensor Pollicis Longus: Origin?

Answer 31

Middle third of posterior ulna, interosseous membrane

Question 32

Extensor Pollicis Longus: Insertion?

Answer 32

Base of distal phalanx of thumb

Question 33

Extensor Pollicis Longus: Nerve?

Answer 33

Median nerve (C7, C8)

Question 34

Extensor Pollicis Longus: Bony Landmarks & Ligaments?

Answer 34

Middle third of posterior ulna, interosseous membrane & Base of distal phalanx of thumb

Question 35

Extensor Pollicis Longus: Functional Movement?

Answer 35

Extension of the distal phalanx of thumb

Question 36

Extensor Pollicis Longus: Resisting the muscle?

Answer 36

Stand beside the patient. Place one hand on their thumb and ask them to straighten their thumb against your resistance. Apply gentle pressure to resist the extension movement.

Question 37

Extensor Carpi Radialis Longus: Origin?

Answer 37

Lateral supracondylar ridge of humerus

Question 38

Extensor Carpi Radialis Longus: Insertion?

Answer 38

Base of second metacarpal

Question 39

Extensor Carpi Radialis Longus: Nerve?

Answer 39

Radial nerve (C6, C7)

Question 40

Extensor Carpi Radialis Longus: Bony Landmarks & Ligaments?

Answer 40

Lateral supracondylar ridge of humerus & Base of second metacarpal

Question 41

Extensor Carpi Radialis Longus: Functional Movement?

Answer 41

Extension and abduction of the wrist

Question 42

Extensor Carpi Radialis Longus: Resisting the muscle?

Answer 42

Stand beside the patient. Place one hand on their hand and ask them to bend their wrist upward and outward against your resistance. Apply gentle pressure to resist the movement.

Question 43

Extensor Carpi Radialis Brevis: Insertion?

Answer 43

Base of third metacarpal

Question 44

Extensor Carpi Radialis Brevis: Nerve?

Answer 44

Radial nerve (C6, C7)

Question 45

Extensor Carpi Radialis Brevis: Bony Landmarks & Ligaments?

Answer 45

Lateral epicondyle of humerus, common extensor tendon, radial collateral ligament & Base of third metacarpal

Question 46

Extensor Carpi Radialis Brevis: Functional Movement?

Answer 46

Extension and abduction of the wrist

Question 47

Extensor Carpi Radialis Brevis: Resisting the muscle?

Answer 47

Stand beside the patient. Place one hand on their hand and ask them to bend their wrist upward and outward against your resistance. Apply gentle pressure to resist the movement.

Question 48

Extensor Carpi Radialis Brevis: Origin?

Answer 48

Lateral epicondyle of humerus, common extensor tendon, radial collateral ligament

Question 49

Extensor Carpi Ulnaris: Origin?

Answer 49

Lateral epicondyle of humerus, posterior border of ulna

Question 50

Extensor Carpi Ulnaris: Insertion?

Answer 50

Base of fifth metacarpal

Question 51

Extensor Carpi Ulnaris: Nerve?

Answer 51

Radial nerve (C7, C8)

Question 52

Extensor Carpi Ulnaris: Bony Landmarks & Ligaments?

Answer 52

Lateral epicondyle of humerus, posterior border of ulna & Base of fifth metacarpal

Question 53

Extensor Carpi Ulnaris: Functional Movement?

Answer 53

Extension and adduction of the wrist

Question 54

Extensor Carpi Ulnaris: Resisting the muscle?

Answer 54

Stand beside the patient. Place one hand on their hand and ask them to bend their wrist upward and inward against your resistance. Apply gentle pressure to resist the movement.