Quiz 8

Question 2

Which salivary gland is the largest?

Answer 2

The parotid gland

The parotid gland is the largest of the major salivary glands.

Question 3

What percentage of saliva does the parotid gland produce?

Answer 3

Approximately 25%

Although the parotid gland is the largest, it produces only about 25% of the total volume of saliva.

Question 4

What duct does the parotid gland empty into?

Answer 4

Stensen’s duct

The parotid gland empties into the mouth through Stensen’s duct.

Question 5

Which is the only movable bone of the face?

Answer 5

Mandible

The mandible is the only movable bone of the skull.

Question 6

Where are cervical lymph nodes located?

Answer 6

In the neck

Cervical lymph nodes are located in the neck.

Question 7

Which duct is associated with the parotid salivary gland?

Answer 7

Stensen’s duct

The parotid gland is associated with Stensen’s duct.

Question 8

Serous saliva is ____________________ fluid.

Answer 8

watery and mainly protein

Serous saliva is watery and mainly protein fluid.

Question 9

What is the most common cause of restricted mandibular movement?

Answer 9

Trismus

Trismus is a spasm of the muscles of mastication.

Question 10

Which vein courses from the pterygoid plexus to the facial vein?

Answer 10

Deep facial vein

The deep facial vein comes from the pterygoid plexus to the facial vein.

Question 11

Lateral movement of the mandible occurs when the internal and external pterygoid muscles:

Answer 11

on the same side of the face contract together

Lateral movement occurs when the internal and external pterygoid muscles on the same side of the face contract together.

Question 12

Which bone forms the posterior part of the hard palate?

Answer 12

Palatine

The palatine bone forms the posterior part of the hard palate and the floor of the nose.

Question 13

The cranium consists of _______ bones.

Answer 13

8

The cranium is composed of eight bones that protect and cover the brain.

Question 14

The _______________ articulates with the ethmoid and frontal bones.

Answer 14

lesser wing of the sphenoid

The lesser wing of the sphenoid articulates with the ethmoid and frontal bones.

Question 15

The fontanelle of a newborn is located where the parietal bones articulate with which bone?

Answer 15

Frontal

The fontanelle is located where the sutures between the frontal and parietal bones have not yet closed.

Question 16

The _______________ form(s) the bridge of the nose.

Answer 16

lacrimal bones

The lacrimal bones make up part of the orbit at the inner angle of the eye.

Question 17

Which muscle forms a submandibular triangle with the mandible?

Answer 17

Digastric

The digastric muscle forms with the mandible a submandibular triangle on each side of the neck.

Question 18

The muscle that raises and wrinkles the skin of the chin is the:

Answer 18

mentalis

The mentalis raises and wrinkles the skin of the chin and pushes up the lower lip.

Question 19

Which of the following is a neck muscle?

Answer 19

Sternocleidomastoid

The sternocleidomastoid and trapezius are neck muscles.

Question 20

A(n) _____________ can develop in the salivary duct.

Answer 20

sialolith

A sialolith, or stone, can develop in a salivary duct that can block the duct.

Question 21

A ___________ is an opening in bone through which blood vessels and nerves pass.

Answer 21

foramen

A foramen is a natural opening in bone through which blood vessels and nerves pass.

Question 22

Which artery supplies blood to the face and mouth?

Answer 22

External carotid

The blood supply for the face and mouth comes from the external carotid artery.

Question 23

Which bone is suspended between the mandible and the larynx?

Answer 23

Hyoid

The hyoid bone is the only bone that does not articulate with another bone.

Question 24

Which bone is suspended between the mandible and the larynx?

Answer 24

Hyoid

The hyoid bone does not articulate with any other bone and is shaped like a horseshoe.

Question 25

The oral cavity is primarily innervated by which nerve?

Answer 25

Trigeminal ## Footnote The trigeminal nerve has three divisions, with the mandibular and maxillary divisions being the primary sources of innervation for the oral cavity.

Question 26

Patients with TMD may have ____________ of the muscles of mastication.

Answer 26

spasms ## Footnote Spasms can lead to tissue damage, increased pain, and muscle tenderness.

Question 27

Which structure separates the coronoid and condyloid processes?

Answer 27

Sigmoid notch ## Footnote The coronoid process is the anterior portion of the ramus of the mandible, while the condyloid process is the posterior process.

Question 28

Which artery supplies blood to the maxillary anterior teeth?

Answer 28

Anterior superior alveolar ## Footnote The anterior and middle superior alveolar arteries supply the maxillary incisors and canine teeth.

Question 29

Which statement is not true of trismus?

Answer 29

Trismus is a cracking sound in the temporomandibular joint. ## Footnote Crepitus is the term for the cracking sound that may be heard in a joint.

Question 30

Which nerve innervates the maxillary first and second premolars?

Answer 30

Middle superior alveolar ## Footnote This nerve supplies the maxillary first and second premolars and sometimes the mesiobuccal root of the maxillary first molar.

Question 31

Which foramina is located on the lingual surface of each ramus of the mandible?

Answer 31

Mandibular foramen ## Footnote The mandibular foramen contains the inferior alveolar vessels and nerve.

Question 32

The articulation between the _____________ and the mandible forms the temporomandibular joint.

Answer 32

temporal bones ## Footnote The TMJ allows the mandible to move for speech and mastication.

Question 33

Which of the following sinuses is the largest?

Answer 33

Maxillary ## Footnote The maxillary sinuses are located superior to the maxillary molars.

Question 34

The human skull is divided into the _________ and the face.

Answer 34

cranium ## Footnote The cranium protects the brain and consists of eight bones.

Question 35

The first phase in mouth opening and movement of the temporomandibular joint is:

Answer 35

hinge action ## Footnote The second phase is the gliding movement.

Question 36

Which type of bone forms the back and base of the cranium?

Answer 36

Occipital ## Footnote The occipital bone is located at the back of the skull.

Question 37

Which bone forms the prominence of the cheeks and part of the orbit?

Answer 37

Zygomatic ## Footnote The zygomatic bone is also known as the cheekbone.

Question 38

Cranial nerves originate from which of the following areas?

Answer 38

Directly from the brain ## Footnote Cranial nerves serve both sensory and motor functions.

Question 39

Which blood vessel gives rise to the common carotid artery?

Answer 39

Aorta ## Footnote The common carotid artery supplies blood to the brain and face.

Question 40

The ________________ forms the support for the teeth of the maxillary arch.

Answer 40

alveolar process ## Footnote The alveolar process is not a tuberosity; it supports the teeth.

Question 41

The submandibular salivary gland lies beneath the mandible in the __________.

Answer 41

submandibular fossa ## Footnote It produces 60% to 65% of the total volume of saliva.

Question 42

The site where bones come together to form a cartilaginous joint is called a:

Answer 42

symphysis ## Footnote Examples include the pubic symphysis.

Question 43

Mandibular movement is possible due to the activity of which group of muscles?

Answer 43

Mastication ## Footnote The TMJ works with the muscles of mastication for all movements of the mandible.

Question 44

Which artery supplies maxillary posterior teeth?

Answer 44

Posterior superior alveolar artery ## Footnote This artery is responsible for supplying blood to the maxillary molars.

Question 45

Where are the muscles of the floor of the mouth located?

Answer 45

Between the mandible and the hyoid bone.

Question 46

What are the main functions of the muscles of the tongue?

Answer 46

Provide movements and functions including speech, chewing, and swallowing.

Question 47

Which artery supplies maxillary posterior teeth?

Answer 47

Posterior superior alveolar artery.

Question 48

What does the facial artery supply?

Answer 48

Blood to the muscles of mastication.

Question 49

What is the function of the lingual artery?

Answer 49

Supplies blood to the tongue.

Question 50

What does the inferior alveolar artery supply?

Answer 50

Blood to the mandible and all mandibular teeth.

Question 51

Fill in the blank: The anterior, middle, and _______ superior alveolar arteries supply the maxillary teeth.

Answer 51

posterior

Question 52

True or False: The inferior alveolar artery supplies blood to the maxillary teeth.

Answer 52

False