Muscle Anatomy

Question 1

Name: frontalis
Action:_____

Answer 1

a: elevate eyebrows

Question 2

Name: orbicularis oculi
Action:____

Answer 2

a: close eyelid

Question 3

Name: orbicularis oris
Action:____

Answer 3

a: close and protrude lips

Question 4

Name: buccinator
Action:____

Answer 4

a: compress cheek “fish face”

Question 5

Name: temporalis
Action:_____

Answer 5

a: elevate mandible

Question 6

Name: masseter
Origin:_____
Insertion:_____
Action:_____

Answer 6

o: zygomatic arch
i: angle of mandible
a: elevate mandible

Question 7

Name: sternocleidomastoid
Origin:____
Insertion:____
Action:____

Answer 7

o: sternum and clavicle
i: mastoid process
a: together: flex neck
alone: rotate head

Question 8

Name: external intercostals
Action:_____

Answer 8

a: elevate ribs

Question 9

Name: internal intercostals
Action:____

Answer 9

a: depress ribs

Question 10

Name: diaphragm
Action:____

Answer 10

a: primer mover of inspiration, compress abdominal viscera

Question 11

Name: rectus abdominis
Action:____

Answer 11

a: flex trunk, compress abdominal viscera

Question 12

Name: external abdominal obliques
Action:_____

Answer 12

a: rotate trunk, compress abdominal viscera

Question 13

Name: internal abdominal obliques
Action:____

Answer 13

a: rotate trunk, compress abdominal viscera

Question 14

Name: transversus abdominis
Action:_____

Answer 14

a: compress abdominal viscera

Question 15

Name: erector spinae
Action:_____

Answer 15

a: extend trunk

Question 16

Name: trapezius
Action:____

Answer 16

a: elevate and retract scapula

Question 17

Name: levator scapulae
Origin:____
Insertion:_____
Action:_____

Answer 17

o: C1-C-7 vertebrae
i: superior scapula
a: elevate scapula

Question 18

Name: rhomboid minor
Origin:____
Insertion:_____
Action:_____

Answer 18

o: C7-T1 vertebrae
i: medial scapula
a: retract scapula

Question 19

Name: rhomboid major
Origin:____
Insertion:_____
Action:_____

Answer 19

o: T2-T5 vertebrae
i: medial scapula
o: retract scapula

Question 20

Name: pectoralis minor
Action:____

Answer 20

a: protract scapula

Question 21

Name: serratus anterior
Action:_____

Answer 21

a: protract scapula

Question 22

Name: pectoralis major
Action:_____

Answer 22

a: adduction and flex arm

Question 23

Name: latissimus dorsi
Action:_____

Answer 23

a: adduction and extend arm

Question 24

Name: deltoid
Action:____

Answer 24

a: abduction of arm

Question 25

Name: teres major Action:____

Answer 25

a: extend arm

Question 26

Name: coracobrachialis Action:_____

Answer 26

a: flex arm

Question 27

Name: supraspinatus Origin:_____ Insertion:_____ Action:_____

Answer 27

o: supraspinous fossa i: greater tubercle a: abduction of arm

Question 28

Name: Infraspinatus Origin:_____ Insertion:_____ Action:_____

Answer 28

o: infraspinous fossa i: greater tubercle a: laterally rotate arm

Question 29

Name: teres minor Origin:_____ Insertion:_____ Action:_____

Answer 29

o:lateral scapula i: greater tubercle a: laterally rotate arm

Question 30

Name: subscapularis Origin:_____ Insertion:_____ Action:_____

Answer 30

o: subscapular fossa i: lesser tubercle a: medially rotate arm

Question 31

Name: biceps brachii Action:_____

Answer 31

a: flex forearm

Question 32

Name: brachialis Action:_____

Answer 32

a: prime mover of forearm flexion

Question 33

Name: brachioradialis Action:_____

Answer 33

a: flex forearm

Question 34

Name: triceps brachii Action:_____

Answer 34

a: extend forearm

Question 35

Name: flexor carpi radialis Action:_____

Answer 35

a: flex wrist, radial flexion

Question 36

Name: flexor carpi ulnaris Action:_____

Answer 36

a: flex wrist, ulnar flexion

Question 37

Name: extensor carpi radialis longus Action:____

Answer 37

a: extend wrist, radial flexion

Question 38

Name: extensor digitorum Action:____

Answer 38

a: extends digits

Question 39

Name: extensor carpi ulnaris Action:____

Answer 39

a: extend wrist, ulnar flexion

Question 40

Name: gluteus maximus Action:____

Answer 40

a: abduction and extend thigh

Question 41

Name: gluteus medius Action:____

Answer 41

a: abduction of thigh

Question 42

Name: ilipsoas Action:_____

Answer 42

a: flex thigh

Question 43

Name: adductor longus Action:____

Answer 43

a: adduction of thigh

Question 44

Name: adductor magnus Origin:____ Insertion:____ Action:____

Answer 44

o: inferior pubis i: linea aspera a: adduction of thigh

Question 45

Name: gracilis Origin:____ Insertion:_____ Action:_____

Answer 45

o: inferior pubis i: medial tibia a: flex knee

Question 46

Name: satorius Origin:____ Insertion:_____ Action:_____

Answer 46

o: ASIS i: medial tibia a: flex thigh and flex knee

Question 47

Quadriceps Name: rectus femoris Origin:____ Insertion:____ Action:____

Answer 47

o:ASIS i: tibial tuberosity a: extend knee, flex thigh

Question 48

Quadriceps Name: vastus lateralis Origin:____ Insertion:____ Action:_____

Answer 48

o: greater trochanter i: tibial tuberosity a: extend knee

Question 49

Quadriceps Name: vastus medialis Origin:____ Insertion:____ Action:_____

Answer 49

o:medial femur i: tibial tuberosity a: extend knee

Question 50

Quadriceps Name: vastus intermedius Action:____

Answer 50

a: extend knee

Question 51

Hamstrings Name: biceps femoris Origin:____ Insertion:____ Action:_____

Answer 51

o:ischial tuberosity i: head of fibula a: flex knee, extend thigh

Question 52

Hamstrings Name: semitendinosus Origin:____ Insertion:____ Action:_____

Answer 52

o:ischial tuberosity i: medial tibia a: flex knee, extend thigh

Question 53

Hamstrings Name: semimembranosus Origin:____ Insertion:____ Action:_____

Answer 53

o:ischial tuberosity i: medial tibia a: flex knee, extend thigh

Question 54

Name: tibialis anterior Origin:____ Insertion:____ Action:_____

Answer 54

o: tibial condyle i: metatarsal a: dorsiflex of ankle

Question 55

Name: gastrocnemius Origin:____ Insertion:____ Action:_____

Answer 55

o: femoral condyles i: calcaneus a: plantar flexion of ankle

Question 56

Name: soleus Action:______

Answer 56

a: plantar flexion of ankle