Unit I Mandible and associated structures

Question 1

What forms the temporomandibular joint?

Answer 1

the condylar process of the mandible and temporal bone

Question 2

Where is the area of attachment on the mandible for muscle of mastication?

Answer 2

the coronoid process

Question 3

TMJ syndrome, a major cause of migraines, is due to the misalignment of

Answer 3

the condylar process

Question 4

The superior mental spine is an origin for what muscle?

Answer 4

the genioglossus

Question 5

The inferior mental spine is an origin for what muscle?

Answer 5

geniohyoid

Question 6

The digastric fossa is an origin for what muscle?

Answer 6

the anterior belly of the digastric

Question 7

The mylohyoid line is an origin for what muscle?

Answer 7

mylohyoid

Question 8

What is the location of the sublingual gland?

Answer 8

the sublingual fossa

Question 9

The submandibular gland is located where?

Answer 9

submandibular fossa

Question 10

Origin of the posterior belly of the digastric

Answer 10

mastoid process

Question 11

Origin of the anterior belly of the digastric

Answer 11

digastric fossa

Question 12

Insertion of digastric

Answer 12

both bellies insert onto an intermediate tendon on the hyoid

Question 13

Innervation of anterior belly of digastric

Answer 13

nerve to mylohyoid

Question 14

innervation of posterior belly of digastric

Answer 14

cervical branch of facial

Question 15

Function of digastric

Answer 15

elevates hyoid

depresses mandible when hyoid is fixed

Question 16

Origin of mylohyoid

Answer 16

mylohyoid line

Question 17

Insertion of mylohyoid

Answer 17

body of hyoid and median raphe

Question 18

Innervation of mylohyoid

Answer 18

nerve to mylohyoid

Question 19

Function of mylohyoid

Answer 19

elevates hyoid and floor of mouth

Question 20

Origin of geniohyoid

Answer 20

inferior mental spine

Question 21

Insertion of geniohyoid

Answer 21

body of hyoid

Question 22

Innervation of geniohyoid

Answer 22

C1 fibers through hypoglossal

Question 23

Function of geniohyoid

Answer 23

elevates hyoid and tongue

Question 24

Origin of genioglossus

Answer 24

superior mental spine

Question 25

Insertion of genioglossus

Answer 25

tip and entire undersurface of tongue

Question 26

Innervation of genioglossus

Answer 26

hypoglossal nerve

Question 27

Function of genioglossus

Answer 27

draws tongue forward protrudes tip of tongue

Question 28

Origin of hyoglossus

Answer 28

body and greater horn of hyoid

Question 29

Insertion of hyglossus

Answer 29

sides of tongue

Question 30

Innervation of hyoglossus

Answer 30

hypoglossal nerve

Question 31

Function of hyoglossus

Answer 31

draws tongue downward

Question 32

A small portion of the hyoglossus originating from the lesser horn of the hyoid is called

Answer 32

the chondroglossus

Question 33

Origin of stylogossus

Answer 33

styloid proccess

Question 34

Insertion of styloglossus

Answer 34

sides of the tongue

Question 35

Innervation of styloglossus

Answer 35

hypoglossal nerve

Question 36

Function of styloglossus

Answer 36

draw tongue upward and back

Question 37

Origin of stylohyoid

Answer 37

styloid process

Question 38

Insertion of stylohyoid

Answer 38

body of hyoid

Question 39

Innervation of stylohyoid

Answer 39

facial nerve

Question 40

Function of stylohyoid

Answer 40

elevates hyoid and tongue

Question 41

The superficial part of the submandibular gland lies

Answer 41

in the submandibular triangle and fossa

Question 42

The deep part of the submandibular gland lies

Answer 42

superior to the mylohyoid

Question 43

Innervation of the submandibular gland

Answer 43

parasympathetic fibers from facial nerve via the submandibular ganglion

Question 44

Where does the submandibular gland empty?

Answer 44

into the oral cavity on the sublingual caruncle

Question 45

What is the smallest of the major salivary glands?

Answer 45

What is the smallest of the major salivary glands?

Question 46

Where does the sublingual gland lie at?

Answer 46

superior to the mylohyoid, in the sublingual fossa

Question 47

Where does the sublingual gland empty?

Answer 47

on the floor of the mouth along the sublingual fold

Question 48

Innervation of the sublingual gland

Answer 48

parasympathetic fibers from the facial nerve via submandibular ganglion

Question 49

List the nerves associated with the mandible

Answer 49

lingual, gossopharyngeal, and hypoglossal

Question 50

List the blood vessels associated with the mandible

Answer 50

lingual artery and vein, and facial artery and vein

Question 51

List the lymph nodes associated with the mandible

Answer 51

submandibular and submental