Test 3

Question 1

Movements of the mandible

Answer 1

• lateral deviation
• depression
• elevation
• protraction
• retraction

Question 2

Muscles of mastication

Answer 2

• Temporalis: biting
• masseter: chewing
• lateral pterygoid: grinding
• medial pterygoid: grinding

Question 3

Muscles of facial expression

Answer 3

• occipitofrontalis
• orbicularis oculi
• corrugator supercilii
• orbicularis oris
• zygomaticus
• buccinator

Question 4

TMJ is a modified synovial hinge joint movements?

Answer 4

• Gliding (translation) called protrusion & retrusion
• pivoting
• flexion (elevation)
• extension (depression)

Question 5

Articulating surfaces that form the TMJ?

Answer 5

Convex= man condyle 
Concave= man fossa of temporal bone

Question 6

4 ligamentous structures supporting the TMJ?

Answer 6

• Joint capsule
• temporomandubular ligament (lateral ligament)
• stylomandubular ligament
• sohenomandibular ligament

Question 7

General function of suprahyoid

Answer 7

• elevates the hyoid bone

- brings mandible & hyoid closer to one another

Question 8

General function of infrahyoid?

Answer 8

Depresses the hyoid bone

Question 9

Suprahyoid muscles

Answer 9

Mylohyoid
Geniohyoid
Stylohyoid
Digastric

Question 10

Infrahyoid muscles

Answer 10

Sternohyoid
Sternothyroid
Thyrohyoid
Omohyoid

Question 11

Prevertebral muscles

Answer 11

Longus coli
Longus capitis
Rectus capitis anterior
Rectus capitis lateralis

Question 12

Posterior cervical triangle

Answer 12

• posterior border
• anterior border
• inferior border
• roof
• floor

Question 13

Anterior cervical triangle

Answer 13

• posterior border
• anterior border
• superior border
• roof
• floor

Question 14

Muscles of the posterior neck

Answer 14

Upper traps 
Levator scapula 
Splenii 
Erectors 
Transversospinalis mm

Question 15

4 suboccipital mms

Answer 15

• rectus capitis posterior major
• rectus capitis posterior minor
• oblique capitis superior
• oblique capitis inferior

Question 16

Intrinsic superficial group

Answer 16

Splenius capitis

Splenius cervicis

Question 17

Intrinsic intermediate group-erector spinae

Answer 17

Spinalis (medial)
Longissmius (intermediate)
Iliocostalis (lateral)

Question 18

Intrinsic deep group

Answer 18

Semispinalis
Multifidi (multifidus)
Rotatores

Question 19

Extrinsic superficial group

Answer 19

Trapezius 
Latissimus dorsi
Levator scapulae 
Rhomboid minor 
Rhomboid major

Question 20

Extrinsic intermediate group

Answer 20

Serratus posterior superior

Serratus posterior inferior

Question 21

Superficial intrinsic group

Answer 21

Splenii muscles (neck)

• splenius cervicis
• splenius capitis

Question 22

Intermediate intrinsic group

Answer 22

Erector spinae

• iliocostalis (lateral)
• longissimus (intermediate)
• spinalis (medial)

Question 23

Deep intrinsic group

Answer 23

Transversospinal m

• semispinalis
• multifidi
• rotatores

Question 24

A long pre vertebral muscle

Answer 24

Longus capitus

Question 25

Three headed shoulder muscle

Answer 25

Deltoid

Question 26

Tubercle that lies lateral to C6

Answer 26

Carotid

Question 27

Circular muscle surrounding the eye

Answer 27

Orbicularis oculi

Question 28

Short form for the temporomandibular joint

Answer 28

TMJ

Question 29

Infrahyoid muscle attaching sternum to hyoid bone

Answer 29

Sternohyoid

Question 30

Muscle of mastication that helps keep the mouth closed

Answer 30

Temporalis

Question 31

Large diamond shaped muscle of the extrinsic superficial back muscles

Answer 31

Trapezius

Question 32

Superficial neck muscle that performs contralateral rotation

Answer 32

SCM

Question 33

Rotator cuff muscle that performs abduction of shoulder

Answer 33

Supraspinatus

Question 34

Group of muscles that run parallel to the vertebral column

Answer 34

Erector spinae

Question 35

Muscle connecting the medial border of scapula to the vertebra

Answer 35

Rhomboids

Question 36

Muscle found on the anterior surface of the scapula

Answer 36

Subscapularis

Question 37

Group of neck muscles that have anterior, middle & posterior parts

Answer 37

Scalenes

Question 38

The deep intrinsic layer of muscles of the back are primarily concerned with

Answer 38

Movements of the vertebral column

Question 39

``` Which one of the following movements does not occur at the TMJ A. Lateral deviation B. Abduction C. Retrusion D. Elevation ```

Answer 39

Abduction

Question 40

The correct order of the erector spinae muscle group from medial to lateralis

Answer 40

Spinalis, longissimus, iliocostalis

Question 41

The acromioclavicular joint is a ____ type synovial joint

Answer 41

Plane

Question 42

Which one of the following muscles depresses the mandible

Answer 42

Lateral pterygoid

Question 43

Which one of the following muscles crosses both the elbow and shoulder joints

Answer 43

Biceps brachii