Mosby's Head & Neck Anatomy Chapter 4

Which of the following cranial nerves and tissue pairs are correctly matched? a) Abducens nerve, eye muscle b) Facial nerve, parotid gland c) Trigeminal nerve, muscles of facial expression d) Vagus nerve, temporomandibular joint

a) Abducens nerve, eye muscle

Which of the following occurs with damage to the facial nerve? a) Bell's palsy b) Loss of speech c) Blindness d) Trigeminal neuralgia

a) Bell's palsy

Under which classification of basic tissues of the body does blood fall? a) Connective b) Epithelial c) Muscle d) Nerve

a) Connective

What type of glad is the parotid gland? a) Exocrine b) Endocrine c) Mucous d) Lymph node

a) Exocrine

Concentrated study of which artery and its branches is important in the fields of dentistry and dental hygiene? a) External carotid b) Internal carotid c) Subclavian d) Radial

a) External carotid

Which afferent nerve exits the mandibular canal? a) Inferior alveolar b) Lingual c) Mandibular d) Mylohyoid

a) Inferior alveolar

Which of the following muscles is largely contained in the infratemporal fossa? a) Lateral pterygoid b) Medial pterygoid c) Temporalis d) Zygomaticus major

a) Lateral pterygoid

The salivary gland that secretes a serous secretion is the: a) Parotid gland b) Submandibular gland c) Sublingual gland d) Minor salivary gland

a) Parotid gland

On which of the following bones is the pterygoid process, a landmark for the attachment of many muscles of mastication, located? a) Sphenoid b) Temporal c) Mandible d) Maxilla

a) Sphenoid

Which of the following best describes the head of the condyle moving too far anteriorly on the articular eminence? a) Subluxation b) Retraction c) Rotation d) Protrusion

a) Subluxation

The majority of the hard palate is directly vascularized by the: a) Sphenopalatine artery b) Greater palatine artery c) Lesser palatine artery d) Ascending palatine artery

b) Greater palatine artery

The muscles responsible for motion of the tongue are innervated by the: a) Glossopharyngeal nerve b) Hypoglossal nerve c) Trigeminal nerve d) Vagus nerve

b) Hypoglossal nerve

Where is the submandibular salivary gland located? a) Anterior to the sublingual gland b) Inferior to the mylohyoid muscle c) Lateral to the angle of the mandible d) In the mandibular vestibule area

b) Inferior to the mylohyoid muscle

Where is the pterygoid plexus of veins located? a) Cavernous venous sinus b) Infratemporal fossa c) Pterygopalatine fossa d) Temporal fossa

b) Infratemporal fossa

Which of the following statements concerning the masseter muscle is correct? a) It is the most superficial muscle of facial expression b) It originates from the zygomatic arch c) It inserts on the medial surface of the mandible's angle d) It depresses the mandible during contraction

b) It originates from the zygomatic arch

Which of the following muscles causes the jaw to protrude? a) Digastric b) Lateral pterygoid c) Masseter d) Medial pterygoid

b) Lateral pterygoid

Which of the following muscles insert into the lateral surface of the angle of the mandible? a) Lateral pterygoid b) Masseter c) Medial pterygoid d) Temporalis

b) Masseter

The chorda tympani is a branch of which of the following nerves? a) Fifth cranial b) Seventh cranial c) Ninth cranial d) Twelfth cranial

b) Seventh cranial

Which of the following is a muscle of mastication? a) Buccinator b) Temporalis c) Orbicularis oris d) Risorius

b) Temporalis

What is the function of the sternocleidomastoid muscle? a) To lift the sternum b) To tilt and rotate the head c) To shrug the shoulders d) To pull up the hyoid bone

b) To tilt and rotate the head

Which of the following forms the floor of the maxillary sinuses? a) Inferior nasal conchae b) Infratemporal crest c) Alveolar process of the maxilla d) Frontal processes of the maxilla

c) Alveolar process of the maxilla

Which of the following plates is perforated to allow the passage of the olfactory nerves for the sense of smell? a) Perpendicular plate of the ethmoid bone b) Medial plate of the sphenoid bone c) Cribriform plate of the ethmoid bone d) Pterygoid plate of the sphenoid bone

c) Cribriform plate of the ethmoid bone

Which of the following nerves innervate the parotid salivary gland? a) Vagus (X) b) Facial (VII) c) Glossopharyngeal (IX) d) Hypoglossal (XII)

c) Glossopharyngeal (IX)

The purpose of the nasal conchae is to: a) Hold fibers that perceive odors b) Provide drainage for the paranasal sinuses c) Increase the surface area of respiratory epithelium d) Increase the surface area of olfactory epithelium

c) Increase the surface area of respiratory epithelium

Which of the following landmarks is present on the maxillary bone? a) Foramen ovale b) Greater palatine foramen c) Infraorbital canal d) Superior orbital fissure

c) Infraorbital canal

All the muscles of mastication are innervated by the: a) Facial nerve b) Hypoglossal nerve c) Mandibular division of the trigeminal nerve d) Maxillary division of the trigeminal nerve

c) Mandibular division of the trigeminal nerve

Which of the following muscles, when contracted, make the clients vestibule tight and shallow, thereby making it difficult to instrument the facial aspect of the mandibular anterior teeth? a) Levator angulis oris b) Depressor labii inferioris c) Mentalis d) Zygomaticus major

c) Mentalis

The paranasal sinuses drain through the: a) Lacrimal ducts b) Nasal conchae c) Nasal meatuses d) Ethmoid air cells

c) Nasal meatuses

In addition to articulating with each other, the section of maxillary bones that form the palate articulates with the: a) Ethmoid bone b) Nasal bones c) Palatine bones d) Sphenoid bone

c) Palatine bones

What structure or area would a clinican palpate to assess the condition of the retroauricular and anterior auricular lymph nodes? a) Sternocleidomastoid muscle b) Angle of the mandible c) Region behind and in front of the ear d) Occipital region

c) Region behind and in front of the ear

If a nerve is an afferant nerve, it is a: a) Motor nerve that travels to the brain b) Motor nerve that travels away from the brain c) Sensory nerve that travels to the brain d) Sensory nerve that travels away from the brain

c) Sensory nerve that travels to the brain

Branches of the trigeminal nerve pass through foramina or fissures located in which of the following bones? a) Ethmoid b) Maxilla c) Sphenoid d) Temporal

c) Sphenoid

The maxillary tuberosity is perforated by many foramina. It is the landmark for the administration of local anesthetic agent for the lingual aspect of the maxillary anterior teeth. a) Both statements are true b) Both statements are false c) The first statement is true, the second is false d) The first statement is false, the second is true

c) The first statement is true, the second is false

Serious complications from facial or dental infections can occur due to: a) Limited anastomosis between vessels in the head b) Inability of the vessels in the head and neck to clot c) Large size of vessels in the head and neck d) Absence of valves in the veins of the head

d) Absence of valves in the veins of the head

Dental and facial infections can spread through the: a) Blood stream b) Fascial spaces c) Lymphatic system d) All of the above

d) All of the above

The reason that primary lymph nodes lying close to a cancerous lesion are often removed is to prevent the cancer from: a) Metastasizing b) Spreading to secondary nodes c) Entering the blood supply d) All of the above

d) All of the above

The temporal and occipital bones each have notches that together form the: a) External acoustic meatus b) Foramen rotundum c) Hypoglossal canal d) Jugular foramen

d) Jugular foramen

From which artery does the blood supply to the mandibular teeth originate? a) Facial b) Lingual c) Mandibular d) Maxillary

d) Maxillary

Which of the following features is locate on the lateral or external surface of the mandible? a) Genial tubercles b) Lingula c) Mandibular foramen d) Mental foramen

d) Mental foramen

Which of the following paired suprahyoid muscles unite medially to form the floor of the mouth? a) Geniohyoid muscle b) Omohyoid muscle c) Diagastric muscle d) Mylohyoid muscle

d) Mylohyoid muscle

All of the following are branches of the mandibular division of the trigeminal nerve except one. Which is the exception? a) Buccal nerve b) Lingual nerve c) Mental nerve d) Nasopalatine nerve

d) Nasopalatine nerve

The extrinsic muscles of the tongue are named for their: a) Action b) Innervation c) Insertion d) Origin

d) Origin

When administering a local anesthetic agent to the maxillary posterior teeth, the technique of aspirating the syringe is used to avoid penetrating the: a) Chorda tympani b) Internal jugular vein c) Masseter muscle d) Pterygoid plexus

d) Pterygoid plexus

The central nervous system is composed of which of the following? a) Autonomic nervous system b) Spinal nerves c) Cranial nerves d) Spinal cord

d) Spinal cord

Which oral landmark marks the opening to the submandibular gland? a) Lingual frenum b) Stensen's duct c) Sublingual fold d) Sublingual caruncle

d) Sublingual caruncle

The three divisions of the trigeminal nerve enter the head through the following foramina: a) Inferior orbital fissure, foramen rotundum, and foramen magnum b) Optic canal, foramen rotundum and foramen ovale c) Superior orbital fissure, foramen rotundum, and foramen magnum d) Superior orbital fissure, foramen rotundum and foramen ovale

d) Superior orbital fissure, foramen rotundum and foramen ovale

The spaces above and below the fibrous disk of the TMJ are termed: a) Articulating cavities b) Joint cavities c) Mucosal cavities d) Synovial cavities

d) Synovial cavities

The infratemporal fossa houses all of the following except one. Which one is the exception? a) Lateral pterygoid muscles b) Maxillary artery c) Maxillary vein d) Temporalis muscle

d) Temporalis muscle

Which of the following sentences best describes the alveolar process of the maxilla? a) This process contains the infraorbital foramen b) The genial tubercles are attached to this process c) The mental foramen is present on its lateral aspect d) This process is easily remodeled due to its lack of density

d) This process is easily remodeled due to its lack of density

Into which system does the lymphatic system drain? a) Arterial b) Capillary c) Glandular d) Venous

d) Venous