Mandible and Associated Structures

Question 1

What does the alveolar process contain?

Answer 1

tooth sockets (alveoli)

Question 2

What articulates with the temporal bone to form the temporomandibular joint?

Answer 2

condylar process

Question 3

T/F The coronoid process is attachment for muscles of mastification

Answer 3

True

Question 4

What originates on the superior mental spine?

Answer 4

genioglossus muscle

Question 5

What originates on the inferior mental spine?

Answer 5

Geniohyoid muscle

Question 6

What originates on the digastric fossa?

Answer 6

anterior belly of digastric

Question 7

What originates on the mylohyoid line?

Answer 7

Mylohyoid muscle

Question 8

What is located in the sublingual fossa?

Answer 8

sublingual gland

Question 9

What is located in the submandibular fossa?

Answer 9

submandibular gland

Question 10

Which of the following is supplied by the facial nerve?
A. Styloglossus Muscle
B. Stylohyoid Muscle
C. Hyoglossus Muscle
D. Genioglossus Muscle
E. Geniohyoid Muscle

Answer 10

B. stylohyoid muscle

Question 11

What is the function of the digastric muscle?

Answer 11

elevates the hyoid bone

depresses mandible

Question 12

What is the function of the mylohyoid muscle?

Answer 12

elevates hyoid bone and floor of the mouth

Question 13

What is the function of the geniohyoid muscle?

Answer 13

elevates hyoid bone and tongue

Question 14

What is the largest muscle of the tongue?

Answer 14

Genioglossus muscle

Question 15

What is the function of the Genioglossus muscle?

Answer 15

draws tongue forward and protrudes tip of tongue

Question 16

What is the function of the hyoglossus muscle?

Answer 16

draws tongue downward

Question 17

What is it called when part of the hyoglossus takes origin from the lesser horn of the hyoid bone?

Answer 17

chondroglossus

Question 18

What is the function of the styloglossus muscle?

Answer 18

draws tongue upward and backward

Question 19

What is the function of the sylohyoid muscle?

Answer 19

elevates hyoid bone and tongue

Question 20

What is pierced by the intermediate tendon of digastric?

Answer 20

Stylohyoid muscle

Question 21

What is the largest and sturdies facial bone?

Answer 21

mandible

Question 22

What are the three paired salivary glands?

Answer 22

submandibular
parotid
sublingual

Question 23

What triangle is the submandibular gland located?

Answer 23

submandibular triangle

Question 24

Where does the submandibular duct open into?

Answer 24

oral cavity on the sublingual caruncle

Question 25

What is the innervation of the submandibular gland?

Answer 25

parasympathetic fibers from the facial nerve via the submandibular ganglion

Question 26

What does the sublingual gland empty into?

Answer 26

empties into the floor of the mouth by 12 short ducts

Question 27

What is the innervation of the sublingual gland?

Answer 27

parasympathetic fibers from the facial nerve via submandibular ganglion

Question 28

``` Which of the following nerves is not associated with the mandible? A. lingual nerve B. facial nerve C. glossopharyngeal nerve D. hypoglossal nerve ```

Answer 28

B. Facial nerve

Question 29

What are the two blood vessels associated with the mandible?

Answer 29

lingual artery and vein | facial artery and vein

Question 30

What are the two lymph nodes associated with the mandible?

Answer 30

submandibular and submental lymph nodes