Anatomy Lab Quiz Muscles Part 1

Front 1

Action of the frontalis

Back 1

Raises eyebrows and wrinkles forehead

Front 2

Origin and insertion for the frontalis

Back 2

O: frontal bone

I: skin of the brow

Front 3

Action of the orbicularis oris

Back 3

Closes mouth

Front 4

Origin and insertion of the orbicularia oris

Back 4

O: maxilla&mandible

I: lips

Front 5

Action of the zygomaticus major and minor

Back 5

Angles mouth up and down

Front 6

Origin and insertion of the zygomaticus major and minor

Back 6

O: zygomatic bone

I: mouth

Front 7

Action of the orbicularis oculi

Back 7

Closes eyes

Front 8

Origin and insertion of the orbicularis oculi

Back 8

O: margin of the orbit

I: eyelid

Front 9

Action of the temporalis

Back 9

Elevates the mandible

Front 10

Origin and insertion of the temporalis

Back 10

O: temporal bone

I: mandible

Front 11

Action of the buccinator

Back 11

Presses cheek inward

Front 12

Origin and insertion of the buccinator

Back 12

O: maxilla&mandible

I: orbicularis oris

Front 13

Back 13

Temporalis

Front 14

Back 14

Buccinator

Front 15

Back 15

Masseter

Front 16

Back 16

Orbicularis oculi

Front 17

Back 17

Blue: zygomaticus minor

Purple: zygomaticus major

Front 18

Back 18

Orbicularis oris

Front 19

Back 19

Frontalis

Front 20

Origin and insertion of the masseter

Back 20

O: Zygomatic arch

I: mandible

Front 21

Action of the masseter

Back 21

Elevates the mandible

Front 22

Action of the sternocleidomastoid

Back 22

Flexes&rotates neck

Elevates ribs

Front 23

Origin and insertion of the sternocleidmastoid

Back 23

O: sternum&clavicle

I: mastoid process

Front 24

Action of the scalenes

Back 24

Flexes neck and elevates ribs

Front 25

Origin and insertion of the scalenes

Back 25

O: C2-C7

I: first 2 ribs

Front 26

Action of the rectus abdominus

Back 26

Flexes vertebral column & compresses abdomen

Front 27

Origin and insertion of rectus abdominus

Back 27

O: pubis

I: lower ribs&xiphoid process

Front 28

Action of the external obliques

Back 28

-Flexes and rotates vertebral column

-compresses abdomen

Front 29

Origin and insertion of the external obliques

Back 29

O: lower ribs

I: linea alba&ilium

Front 30

Action of the internal obliques

Back 30

-Flexes & rotates vertebral column

-compresses the abdomen

Front 31

Origin and insertion of the internal obliques

Back 31

O: lumbar vertebra&ilium

I: lower ribs, linea alba, sternum

Front 32

Action of the transverse abdominus

Back 32

Compresses the abdomen

Front 33

Origin and insertion of the transverse abdominus

Back 33

O: lower ribs, ilium, lumbar vertebrae

I: linea alba&pubis

Front 34

Muscles that make up the erector spinae group

Back 34

Iliocostalis

Spinalis Thoracis

Longissimus thoracis

Front 35

Action of the erector spinae group

Back 35

Extends vertebral column

Front 36

Origin and insertion of the erector spinae group

Back 36

O: ilium, sacrum, ribs, vertebrae

I: ribs, vertebrae, base of skull

Front 37

Action of the levator scapulae

Back 37

Extends the neck and elevates scapula

Front 38

Origin and insertion of the levator scapulae

Back 38

O: cervical vertebrae

I: scapula

Front 39

Back 39

Levator scapulae

Front 40

Back 40

Red: longissimus thoracis

Yellow: spinalis thoracis

Orange: iliocostalis

Front 41

Back 41

Transverse abdominus

Front 42

Back 42

Internal obliques

Front 43

Back 43

External obliques

Front 44

Back 44

Rectus abdominus

Front 45

Back 45

Scalenes

Front 46

Back 46

Sternocleidomastoid

Front 47

Action of the biceps brachii

Back 47

Flexes arm at elbow

Front 48

Origin and insertion of the biceps brachii

Back 48

O: scapula

I: radius

Front 49

Action of the brachialis

Back 49

Flexes arm at elbow

Front 50

Origin and insertion of the brachialis

Back 50

O: humerus

I: ulna

Front 51

Action of triceps brachii

Back 51

Extends arm at elbow

Front 52

Origin and insertion of the triceps brachii

Back 52

O: humerus/scapula

I: ulna

Front 53

Action of the pronator teres

Back 53

Pronates arm

Front 54

Origin and insertion of the pronator teres

Back 54

O: humerus/ulna

I: radius

Front 55

Action of the supinator

Back 55

Supinates forearm

Front 56

Origin and insertion of the supinator

Back 56

O: humerus/ulna

I: radius

Front 57

Action of the brachioradialis

Back 57

Flexes arm at elbow

Front 58

Origin and insertion of the brachioradialis

Back 58

O: humerus

I: radius

Front 59

Back 59

Biceps brachii

Front 60

Back 60

Brachialis

Front 61

Back 61

Triceps brachii

Front 62

Action of the flexor carpi radialis

Back 62

Flexes and abducts hand at wrist

Front 63

Origin and insertion of the the flexor carpi radialis

Back 63

O: humerus

I: metacarpals

Front 64

Action of the palmaris longus

Back 64

Flexes hand at wrist

Front 65

Origin and insertion of the palmaris longus

Back 65

O: humerus

I: flexor retinaculum

Front 66

Action of the flexor carpi ulnaris

Back 66

Flexes and adducts hand at wrist

Front 67

Origin and insertion of the flexor carpi ulnaris

Back 67

O: humerus/ulna

I: carpals/ metacarpals

Front 68

Action of the flexor digitorum superficialis

Back 68

Flexes fingers

Front 69

Origin and insertion of the flexor digitorum superficialis

Back 69

O: humerus, radius, ulna

I: digits

Front 70

Action of the extensor carpi radialis

Back 70

Extends and abducts hand at wrist

Front 71

Origin and insertion of the extensor carpi radialis

Back 71

O: humerus

I: metacarpals

Front 72

Action of the extensor digitorum

Back 72

Extends fingers

Front 73

Origin and insertion of the extensor digitorum

Back 73

O: humerus

I: digits

Front 74

Action of the extensor carpi ulnaris

Back 74

Extends and adducts hand at wrist

Front 75

Origin and insertion of the extensor carpi ulnaris

Back 75

O: humerus/ulna

I: metacarpals

Front 76

Back 76

Flexor carpi radialis

Front 77

Back 77

Palmaris longus

Front 78

Back 78

Flexor carpi ulnaris

Front 79

Back 79

Flexor digitorum superficialis

Front 80

Back 80

Extensor carpi radialis

Front 81

Back 81

Extensor digitorum

Front 82

Back 82

Extensor carpi ulnaris

Front 83

Back 83

Red: supinator

Blue: pronator teres

Front 84

Back 84

Brachioradialis

Front 85

Back 85

Brachialis

Front 86

Back 86

Brachioradialis

Front 87

Back 87

Pronator teres