RA 1 Exam 2 Muscle

Question 0

o   Wrinkles run \_\_\_\_ to muscle fibers
o   May be more pronounced on males
o   When muscle tone is lost, tissue \_\_\_\_
o   Gravitational pull:
·      Living it's \_\_\_\_\_
·      Dead it's  \_\_\_\_\_

Answer 0

Transverse

Sag

Inferior
Posteriro

Question 1

Muscles of cranium face and neck. In restorative art used for:

Answer 1

· Muscle bulk and contour effect - topographical surface form
· Continual muscle contraction – leaves markings (wrinkles) on face

Question 2

point of muscle attachment which moves the least

Answer 2

ORIGIN

Question 3

point of muscle attachment which moves the most

Answer 3

INSERTION

Question 4

Muscle of the cranium, only one non-paired. Sheath muscle (long)

Answer 4

OCCIPIOFRONTALIS MUSCLE (EPICRANIUS)

Question 6

covers the top of the skull

Answer 6

OCCIPIOFRONTALIS MUSCLE (EPICRANIUS)

Question 6

PARTS:
§ frontal belly = frontalis
§ occipital belly = occipitalis

Answer 6

OCCIPIOFRONTALIS MUSCLE (EPICRANIUS)

Question 7

draws scalp posteriorly or anteriorly and raises eyebrows

Answer 7

OCCIPIOFRONTALIS MUSCLE (EPICRANIUS)

Question 8

MUSCLES OF MASTICATION

Answer 8

TEMPORALIS (2)

MASSETER (2)

Question 9

EFFECT ON SURFACE FORM:
§ When contracted raises eyebrows
§ Continued contractions forms TRANSVERSE FRONTAL SULCI (Worry lines/Wrinkles)

Answer 9

OCCIPIOFRONTALIS MUSCLE (EPICRANIUS)

Question 11

Broad fan shaped muscle

located along temporal bone

Answer 11

TEMPORALIS (2)

Question 12

mastication (chewing); closing the mandible and some side to side movement

Answer 12

TEMPORALIS (2)

Question 13

provides some bulk to the temporal cavity

Answer 13

TEMPORALIS (2)

Question 14

along face, below zygomatic arch

Answer 14

MASSETER (2)

Question 15

mastication; closes the mandible

Answer 15

MASSETER (2)

Question 15

provides bulk to side of cheek

Answer 15

MASSETER (2)

Question 16

MUSCLES OF EYE

Answer 16

OBICULARIS OCULI
CURRUGATOR
LEVATOR PALPEBRAE SUPERIORIS

Question 18

true sphincter muscle around eyelid. Closes eyelid when contracted

Answer 18

OBICULARIS OCULI

Question 19

Closes eyelid when contracted compresses lacrinal sac (tear duct) closes eyelid when contracted

Answer 19

OBICULARIS OCULI

Question 20

forms Frowning Muscle, pyramid shaped muscle

Answer 20

CURRUGATOR

Question 20

under medial area of eyebrow

Answer 20

CURRUGATOR

Question 21

forms OPTIC FACIAL SULCI (A) or Crow’s Feet (typically 1st facial marking to appear)

Answer 21

OBICULARIS OCULI

Question 23

draws eyebrows downward and medial when contracted

Answer 23

CURRUGATOR

Question 23

“Lifter of upper eyelid”

Answer 23

LEVATOR PALPEBRAE SUPERIORIS

Question 24

forms VERTICAL INTERCILLIARY SULCI (vertical wrinkles between the eyes)

Answer 24

CURRUGATOR

Question 26

runs from inside of the eye socket to the superior tarsal plate of the eyelid

Answer 26

LEVATOR PALPEBRAE SUPERIORIS

Question 27

raises the upper eyelid (can sever to keep eyelid shut)

Answer 27

LEVATOR PALPEBRAE SUPERIORIS

Question 27

along inferior margin of upper eyelid, thin layer of tissue

Answer 27

SUPERIOR TARSUS

Question 28

helps to form Palpebral Fold

Answer 28

LEVATOR PALPEBRAE SUPERIORIS

Question 29

MUSCLE OF THE NOSE

Answer 29

PROCERUS

Question 30

along superior margin of lower eyelid

Answer 30

INFERIOR TARSUS

Question 32

very thin vertical muscle from between the eyebrows to bottom of nose bone

Answer 32

PROCERUS

Question 33

draws skin of forehead and nose downward

Answer 33

PROCERUS

Question 33

“CENTER OF EXPRESSION”

Answer 33

MOUTH

Question 34

forms Transverse Intercilliary Sulci (frown marks above glabella)

Answer 34

PROCERUS

Question 35

“Puckering muscle”

Answer 35

ORBICULARIS ORIS

Question 37

muscle surrounding the mouth.

Answer 37

ORBICULARIS ORIS

Question 38

closes and puckers the lips, compresses lips against teeth and shapes lips during speech.

Answer 38

ORBICULARIS ORIS

Question 39

forms Philtrum, the indent or vertical groove above lip between nose and upper lip (natural facial marking)

Answer 39

ORBICULARIS ORIS

Question 40

MUSCLE OF THE MOUTH

Answer 40

``` ORBICULARIS ORIS (Corners) ZYGOMATIC MAJOR (2) BUCCINATOR (2) TRIANGULARIS (DEPRESSOR ANGULI ORIS) ```

Question 41

Laughing muscle

Answer 41

ZYGOMATIC MAJOR (2)

Question 42

extends from the cheekbone to the angle of the mouth

Answer 42

ZYGOMATIC MAJOR (2)

Question 43

corner of the mouth is raised when contracted

Answer 43

ZYGOMATIC MAJOR (2)

Question 44

forms Angulus Oris Eminence or projection at the corner of the mouth

Answer 44

ZYGOMATIC MAJOR (2)

Question 45

Principle muscle of the cheek “trumpeters muscle”

Answer 45

BUCCINATOR (2)

Question 46

forms lateral wall of the mouth

Answer 46

BUCCINATOR (2)

Question 47

compresses cheek and draws corner of mouth posteriorly – produces sucking action

Answer 47

BUCCINATOR (2)

Question 48

helps form Angulus Oris Eminence, the Bucco-Facial Sulcus, (reverse parentheses lines in cheeks) forms lateral wall of the cheek

Answer 48

BUCCINATOR (2)

Question 49

from mandible to insert into the anguli oris

Answer 49

TRIANGULARIS (DEPRESSOR ANGULI ORIS)

Question 50

depresses the angle of the mouth

Answer 50

TRIANGULARIS (DEPRESSOR ANGULI ORIS)

Question 51

helps form Angulus Oris Eminence (small convex prominence lateral to the end of the line of lip closure of the mouth)

Answer 51

TRIANGULARIS (DEPRESSOR ANGULI ORIS)

Question 52

MUSCLES OF THE MOUTH & ANTERIOR CHEEK

Answer 52

1. Quadratus Labii Superioris 2. Levator Anguli Oris 3. Risorius 4. Depressor Labii Inferioris 5. Mentalis

Question 53

Quadratus Labii Superioris

Answer 53

Levator Labii Superioris Alaeque Nasi Levator Labii Superioris Zygomatic Minor

Question 54

multi-headed muscle 3 primary that extends from cheek bone, lower rim of eye socket and raised the upper lip

Answer 54

Quadratus Labii Superioris

Question 55

elevates or raise upper lip and dilates/flares the nostrils

Answer 55

Levator Labii Superiors Alaeque Nasi

Question 56

elevate and extend upper lip

Answer 56

Levator Labii Superiors

Question 57

Draws the superior lip superiorly and laterally.

Answer 57

Zygomaticus Minor

Question 58

Group of muscles serves to raise the upper lip. Sneer like Elvis Pressley

Answer 58

Quadratus Labii Superioris

Question 59

helps to form Nasolabial Sulcus

Answer 59

Quadratus Labii Superioris

Question 60

elevate/lift angle of mouth

Answer 60

Levator Anguli Oris

Question 61

located around k9 teeth and form the Nasolabial Fold

Answer 61

Levator Anguli Oris

Question 62

False smile muscle

Answer 62

Risorius

Question 63

draws angle of mouth outward and lateral

Answer 63

Risorius

Question 64

retracts angle of mouth

Answer 64

Risorius

Question 65

Draw inferior/lower lip inferiorly and somewhat laterally

Answer 65

Depressor Labii Inferioris (Quadratus)

Question 66

depresses lower lip

Answer 66

Depressor Labii Inferioris (Quadratus)

Question 67

elevates and protrudes the lower lip

Answer 67

Mentalis

Question 68

forms temp wrinkle of skin in chin area

Answer 68

Mentalis

Question 69

gives interior bulk/projection of chin (mental eminence)

Answer 69

Mentalis

Question 70

Mentalis Note: fibers of mental muscle will give you a clef chin depression is a dimple. Dimples - rounded or elongated depressions of the cheek or chin

Answer 70

Mentalis Note: Clef - elongated dimple/depression Bilobated chin - long clef that visually separate chin ino 2 lobes

Question 71

MUSCLES OF THE NECK

Answer 71

Platysma Sternocleidomastoid (SCM) Digastric (2)

Question 72

broad flat sheets of muscle covering the neck | Fills up space in neck

Answer 72

Platysma

Question 73

Depresses mandible and lower lip

Answer 73

Platysma

Question 74

``` forms following Effects: o Buccofacial Sulcus o Mandibular Sulcus o Serrated Jawline o Platysmal Sulci ```

Answer 74

Platysma

Question 75

it also arises from the fascia (thin layer of connective tissue) covering the large muscles in the region of the collar bone, ribs shoulder

Answer 75

Platysma

Question 76

side to side movement and rotate and depress lower head

Answer 76

Sternocleidomastoid (SCM)

Question 77

forms Effects: widest part of neck (measured from 1 belly of SCM to the other)

Answer 77

Sternocleidomastoid (SCM)

Question 78

relatively thick muscle which passes obliquely/slanting across the side of the neck

Answer 78

Sternocleidomastoid (SCM)

Question 79

doubled bellied muscle of the neck which attaches to the mastoid process and the mandible

Answer 79

Digastric (2)

Question 80

manipulate hyoid bone superior which helps manipulate the tongue

Answer 80

Digastric (2)

Question 81

forms Effects: cords of the neck (elongated/vertical)

Answer 81

Digastric (2)