Muscles Anatomy Test 3

Front 1

Biceps Brachii Origin

Back 1

Long head: supraglenoid tubercle of scapula
Short head: tip of coracoid process of scapula

Front 2

Biceps Brachii Insertion

Back 2

Radial tuberosity, fascia of forearm via bicipital aponeurosis

Front 3

Biceps Brachii Innervation

Back 3

Musculocutaneous nerve (C5, C6)

Front 4

Biceps Brachii Action

Back 4

Flexes and supinates forearm.

Front 5

Brachialis Origin

Back 5

Distal half of anterior surface of humerus

Front 6

Brachialis Insertion

Back 6

Coronoid process and tuberosity of ulna

Front 7

Brachialis Innervation

Back 7

Musculocutaneous nerve (C5, C6)

Front 8

Brachialis Action

Back 8

Flexes forearm

Front 9

Triceps Brachii Origin

Back 9

Long head: infraglenoid tubercle of scapula;
Lateral head: upper half of posterior humerus;
Medial head: distal two-thirds of medial and posterior humerus

Front 10

Triceps Brachii Insertion

Back 10

Posterior surface of olecranon process of ulna

Front 11

Triceps Brachii Innervation

Back 11

Radial nerve (C6, C7, C8)

Front 12

Triceps Brachii Action

Back 12

Extends forearm, long head stabilizes head of abducted humerus

Front 13

Brachioradialis Origin

Back 13

Proximal two-thirds of lateral supracondylar ridge of humerus

Front 14

Brachioradialis Insertion

Back 14

Lateral side of base of styloid process of radius

Front 15

Brachioradialis Innervation

Back 15

Radial nerve (C5 to C7)

Front 16

Brachioradialis Action

Back 16

Flexes forearm

Front 17

Supinator Origin

Back 17

Lateral epicondyle of humerus, supinator crest

Front 18

Supinator Insertion

Back 18

Lateral, posterior, and anterior surfaces of proximal third of radius

Front 19

Supinator Innervation

Back 19

Deep radial nerve (C5, C6)

Front 20

Supinator Action

Back 20

Supinates forearm

Front 21

Flexor Carpi Radialis Origin

Back 21

Medial epicondyle of humerus

Front 22

Flexor Carpi Radialis Insertion

Back 22

Base of metacarpals II and III

Front 23

Flexor Carpi Radialis Innervation

Back 23

Median nerve (C6, C7)

Front 24

Flexor Carpi Radialis Action

Back 24

Flexes hand, assists in abduction

Front 25

Flexor Carpi Ulnaris Origin

Back 25

Humeral head: medial epicondyle of humerus;
Ulnar head: olecranon and posterior border of ulna

Front 26

Flexor Carpi Ulnaris Insertion

Back 26

Pisiform bone, hook of hamate, base of metacarpal V

Front 27

Flexor Carpi Ulnaris Innervation

Back 27

Ulnar nerve (C7, C8)

Front 28

Flexor Carpi Ulnaris Action

Back 28

Flexes hand, assists in adduction

Front 29

Pronator Teres Origin

Back 29

Medial epicondyle of humerus and coronoid process of ulna

Front 30

Pronator Teres Insertion

Back 30

Middle of lateral surface of radius

Front 31

Pronator Teres Innervation

Back 31

Median nerve (C6, C7)

Front 32

Pronator Teres Action

Back 32

Pronates forearm, assists in flexion

Front 33

Flexor digitorum superficialis origin

Back 33

Humeral head: medial epicondyle of humerus;
Ulnar head: coronoid process;
Radial head: anterior border of radius

Front 34

Flexor digitorum superficialis insertion

Back 34

Bodies of middle phalanges of index, middle, ring, and little fingers

Front 35

Flexor digitorum superficialis innervation

Back 35

Median nerve (C7 to T1)

Front 36

Flexor digitorum superficialis action

Back 36

Flexes middle and proximal phalanges of index, middle, ring and little fingers; assists in hand flexion

Front 37

Extensor carpi radialis longus origin

Back 37

Distal one-third of lateral supracondylar ridge of humerus

Front 38

Extensor carpi radialis longus insertion

Back 38

Dorsal base of metacarpal II

Front 39

Extensor carpi radialis longus innervation

Back 39

Radial nerve (C6, C7)

Front 40

Extensor carpi radialis longus action

Back 40

Extends wrist and abducts hand

Front 41

Extensor carpi ulnaris origin

Back 41

Lateral epicondyle of humerus and posterior border of ulna (common extensor tendon)

Front 42

Extensor carpi ulnaris insertion

Back 42

Dorsal base of metacarpal V

Front 43

Extensor carpi ulnaris innervation

Back 43

Posterior interosseous nerve (C7, C8)

Front 44

Extensor carpi ulnaris action

Back 44

Extends wrist and adducts hand

Front 45

Extensor digitorum origin

Back 45

Lateral epicondyle of humerus (common extensor tendon)

Front 46

Extensor digitorum insertion

Back 46

Lateral and dorsal surfaces of phalanges of index, middle, ring and little fingers

Front 47

Extensor digitorum innervation

Back 47

Posterior interosseous nerve (C7, C8)

Front 48

Extensor digitorum action

Back 48

Extends Index, middle, ring, and little fingers; assists in wrist extension

Front 49

Biceps femoris origin

Back 49

Long Head: Ischial tuberosity
Short Head: lateral lip of linea aspera, lateral supracondylar line of femur

Front 50

Biceps femoris insertion

Back 50

Head of fibula, lateral condyle of tibia

Front 51

Biceps femoris innervation

Back 51

Long Head: Tibial division of Sciatic nerve
(L5-S2)
Short Head: common fibular division of Sciatic nerve
(L5-S2)

Front 52

Biceps femoris action

Back 52

Knee Joint:
Both Heads- Flexion and lateral rotation
Hip Joint: Long Head- extension

Front 53

Semitendinosus origin

Back 53

Upper and medial ischial tuberosity

Front 54

Semitendinosus insertion

Back 54

Superior part of medial surface of tibia

Front 55

Semitendinosus innervation

Back 55

Tibial division of Sciatic nerve
(L5-S2)

Front 56

Semitendinosus action

Back 56

Hip Joint: Extension
Knee Joint: Flexion, internal rotation

Front 57

Semi-membranosus origin

Back 57

Upper and lateral ischial tuberosity

Front 58

Semi-membranosus insertion

Back 58

Posterior part of medial condyle of tibia

Front 59

Semi-membranosus innervation

Back 59

Tibial division of Sciatic nerve
(L5-S2)

Front 60

Semi-membranosus action

Back 60

Hip Joint: Extension
Knee Joint: Flexion, internal rotation

Front 61

Biceps femoris innervation

Back 61

Long Head: Tibial division of Sciatic nerve
(L5-S2)
Short Head: common fibular division of Sciatic nerve
(L5-S2)

Front 62

Biceps femoris action

Back 62

Knee Joint:
Both Heads- Flexion and lateral rotation
Hip Joint: Long Head- extension

Front 63

Semitendinosus origin

Back 63

Upper and medial ischial tuberosity

Front 64

Semitendinosus insertion

Back 64

Superior part of medial surface of tibia

Front 65

Semitendinosus innervation

Back 65

Tibial division of Sciatic nerve
(L5-S2)

Front 66

Semitendinosus action

Back 66

Hip Joint: Extension
Knee Joint: Flexion, internal rotation

Front 67

Semi-membranosus origin

Back 67

Upper and lateral ischial tuberosity

Front 68

Semi-membranosus insertion

Back 68

Posterior part of medial condyle of tibia

Front 69

Semi-membranosus innervation

Back 69

Tibial division of Sciatic nerve
(L5-S2)

Front 70

Semi-membranosus action

Back 70

Hip Joint: Extension
Knee Joint: Flexion, internal rotation