The Axial Muscular System OIA

Question 1

What is the insertion of the Temporalis?

Answer 1

Coronoid process of the mandible

Question 2

What is the insertion of the Master?

Answer 2

Lateral surface of the mandibular ramus/angle

Question 3

What is the insertion of the Rectus abdominis?

Answer 3

Costal cartilage, xiphoid process

Question 4

What is the insertion of the Pterygoid [Medial; Lateral]?

Answer 4

Medial surface of the mandibular ramus

Question 5

What is the insertion of the Sternocleidomastoid [Sternal; Clavicular]?

Answer 5

Mastoid process

Question 6

What is the origin of the Temporalis?

Answer 6

Frontal, temporal, parietal

Question 7

What is the origin of the Sternocleidomastoid [Sternal; Clavicular]?

Answer 7

Sternum, clavicle

Question 8

What is the origin of the Pterygoid [Medial; Lateral]?

Answer 8

Pterygoid plates of the sphenoid

Question 9

What is the origin of the Masseter?

Answer 9

Zygomatic arch

Question 10

What is the origin of the Rectus abdominis?

Answer 10

Pubic symphysis

Question 11

What is the origin of the suprahyoid

Answer 11

Mandible, tongue, the floor of the braincase

Question 12

What is the origin of the infrahyoid

Answer 12

Sternum, clavicle, larynx

Question 13

Insertion of suprahyoid

Answer 13

Hyoid

Question 14

Insertion of the infrahyoid

Answer 14

Hyoid

Question 15

What is the action of the Temporalis?

Answer 15

Elevates and retracts mandible

Question 16

What is the action of the Sternocleidomastoid [Sternal; Clavicular]?

Answer 16

Rotate head, flex neck

Question 17

What is the action of the Pterygoid [Medial; Lateral]?

Answer 17

Elevate, protract, translate mandible

Question 18

What is the action of the Masseter?

Answer 18

Elevate and protract mandible

Question 19

What is the action of the Rectus abdominis?

Answer 19

depress ribs, flex the vertebral column

Question 20

What is the action of the suprahyoid

Answer 20

elevate hyoid and depress mandible

Question 21

What is the action of the infrahyoid

Answer 21

depress hyoid and mandible

Question 22

What are the muscles of mastication?

Answer 22

Pterygoids, Temporalis, Masseter, Hyoids

Question 23

Action of Corrugator supercilii

Answer 23

Wrinkle brow

Question 24

Action of Nasalis

Answer 24

wrinkle the bridge of the nose

Question 25

Action of Orbicularis oculi

Answer 25

closes eye

Question 26

Action of Orbicularis oris

Answer 26

closes mouth

Question 27

Action of Buccinator

Answer 27

Compress cheeks

Question 28

Action of levator labii superioris

Answer 28

elevates the upper lip

Question 29

Action of Depressor labii inferioris

Answer 29

depresses lower lip

Question 30

Action of Zygomaticus

Answer 30

elevates the corner of the mouth

Question 31

Action of Platysma

Answer 31

Compresses neck/throat, depresses the mandible