Head and Neck Anatomy Final Exam

The movement that is accomplished when the muscle fibers contract is the muscle's A. Action B. Preparation C. Insertion D. Origin

A. Action

The _________ nerve carries sensory information to the brain such as taste, pain, and proprioception. A. Afferent B. Efferent C. Phrenic D. Radial

A. Afferent

The dental professional MUST be able to locate the larger blood vessels of the head and neck BECAUSE these vessels may become compromised due to a disease process or during a dental procedure such as a local anesthetic injection A. Both the statement and the reason are correct and related. B. Both the statement and the reason are correct but NOT related. C. The statement is correct, but the reason is NOT. D. The statement is NOT correct, but the reason is correct. E. NEITHER the statement NOR the reason is correct.

A. Both the statement and the reason are correct and related.

The trigeminal nerve is the most significant cranial nerve to the dental professional because it innervates relevant tissue, structures, and organs of the head and neck. A. Both the statement and the reason are correct and related. B. Both the statement and the reason are correct but NOT related. C. The statement is correct, but the reason is NOT. D. The statement is NOT correct, but the reason is correct. E. NEITHER the statement NOR the reason is correct.

A. Both the statement and the reason are correct and related.

Infections may spread from the nasal cavity to the meninges along the olfactory nerves, as its fibers pass from the mucosa of the nasal cavity to the olfactory bulb via the: A. Cribriform plate of the ethmoid B. Crista galli C. Foramen caecum D. Superior orbital fissure

A. Cribriform plate of the ethmoid

A network of nerves within both the maxillary and mandibular arches. A. Dental Plexus B. Superior dental plexus C. Posterior superior alveolar nerve D. Greater palatine nerve

A. Dental Plexus

The rotational movement of the TMJ occurs mainly between what structures? A. Disc, Mandibular condyle, and Lower synovial cavity B. Mandibular condyle and Upper synovial cavity C. The disc and the articular eminence D. Lower synovial cavity and Upper synovial cavity

A. Disc, Mandibular condyle, and Lower synovial cavity

Which of the following is not part of the paired superficial lymph nodes in the head? A. External acoustic meatus B. Posterior auricular C. Superficial parotid D. Facial lymph nodes

A. External acoustic meatus

What nerve is traumatized when an inferior alveolar block is incorrectly administered piercing the parotid salivary gland and causing paralysis? A. Facial nerve B. Trigeminal nerve C. Mandibular nerve D. Maxillary nerve

A. Facial nerve

Lymph nodes in a healthy patient can be visualized or felt when palpating during extraoral examination. A. False B. True

A. False- healthy lymph nodes cannot be felt or visualized

Which of the following arteries supply the mucous membranes & glands of the hard & soft palates? A. Greater & lesser palatine arteries B. Posterior superior alveolar artery C. Anterior superior alveolar artery D. Infraorbital artery

A. Greater & lesser palatine arteries

Which of the following statements are CORRECT concerning anatomic variation within the head and neck? A. Number of bones and muscles in the head and neck is usually constant B. Bones have the same sizes of processes C. Muscles are constant in size and details of their attachment D. Joints, vessels, nerves, glands, lymph nodes, fasciae, and spaces of an individual are constant in size, location, and presence

A. Number of bones and muscles in the head and neck is usually constant

What is the location of the Foramen Magnum? A. Occipital Bone B. Temporal Bones C. Ethmoid Bone D. Sphenoid Bone

A. Occipital Bone

Which of the following bony landmarks form an articulation with each other? A. Occipital condyles with atlas B. Occipital condyles with axis C. Mandibular fossa with coronoid notch D. Mandibular fossa with coronoid process

A. Occipital condyles with atlas

Which two regions of the head are covered by the scalp? A. Parietal and Occipital Region B. Frontal and Parietal Region C. Temporal and Parietal Region D. Occipital and Frontal Region

A. Parietal and Occipital Region

What is label #1? A. Position of the nasion B. Ala C. Root of the nose D. Bridge of the nose

A. Position of the nasion

Posterior to the articular fossa is a sharp ridge A. Postglenoid process B. Lateral pterygoid muscle C. Joint disc D. Mandibular condyle

A. Postglenoid process

Which of the following veins results from the merger of the superficial temporal vein and maxillary vein? A. Retromandibular B. Facial C. Internal jugular D. Brachiocephalic

A. Retromandibular

During mastication, if the food is on the right, the mandible will be deviated to the ______ by the ______ lateral pterygoid muscle. A. Right, left. B. Left, right. C. Right, right. D. Left, left.

A. Right, left.

This ligament is located on the medial side of the mandible and becomes accentuated and taut when the mandible is protruded A. Sphenomandibular Ligament B. Stylomandibular ligament C. temporomandibular ligament

A. Sphenomandibular Ligament

Which of the following is not part of the lymphatic system but works as part of the immune system? A. Thymus gland B. Thyroid gland C. Parotid gland D. Maxillary sinus

A. Thymus gland

Which of the following is a ductless gland, with the secretion being poured directly into the vascular system, which then carries the secretion to the region in which it is to be used? A. Thyroid gland B. Parotid gland C. Submandibular gland D. Lacrimal gland

A. Thyroid gland

A structure on the opposite side of the body is considered contralateral. A. True B. False

A. True

All twelve paired cranial nerves are connected to the brain at its base and pass through the skull by way of fissures and foramina? A. True B. False

A. True

The origin of a muscle is the least movable movable part A. True B. False

A. True

Most muscles in the body originate from a strong bony platform. One of these areas in the skull is the zygomatic process. Which of the following muscles originates from the zygomatic arch? A. masseter B. medial pterygoid C. temporalis D. All of the above.

A. masseter

What are muscles of mastication ?

A. temporalis, masster , medial and lateral pterygoids

The tongue is supplied mainly by a branch from the: A) internal carotid artery B) external carotid artery C) sublingual artery D) facial artery

B) external carotid artery

The lymph flows into the lymph node by way of? A. Efferent vessel B. Afferent vessel C. Hilus D. Blood vessels

B. Afferent vessel

For the left side of the body, the common carotid and subclavian arteries are both branches from the brachiocephalic artery. For the right side of the body, the common carotid and subclavian arteries begin directly from the aorta. A. Both Statements are True B. Both Statements are False C. First statement is TRUE; second statement is FALSE D. First statement is FALSE second statement is TRUE

B. Both Statements are False

Anatomists use the term neurocranium for the cranial bones because they enclose the brain. Anatomists use the term viscerocranium for the facial bones. A. Both statements are false B. Both statements are true C. The first statement is true, but the second is false D. The first statement is false, but the second is true

B. Both statements are true

Which of the following structures are smaller vessels that branch off an arteriole to supply blood directly to tissue? A. Artery B. Capillary C. Vein D. Venule

B. Capillary

The _________ nerve carries information away from the brain or spinal cord to the periphery of the body. A. Afferent B. Efferent C. Sciatic D. Saphenous

B. Efferent

What is the outer side of the wall of a hollow structure called? A. Exterior B. External C. Lateral D. Inferior

B. External

A middle aged man expresses to you that he is concerned that he cannot taste anything on the anterior portion of his tongue. What nerve innervates this portion of the tongue? A. Glossopharyngeal nerve B. Facial nerve C. Hypoglossal nerve D. Trigeminal nerve

B. Facial nerve

What nerve travels through the parotid salivary gland? A. Maxillary nerve B. Facial nerve C. Mandibular nerve D. Trigeminal nerve

B. Facial nerve

The parasympathetic branch of the autonomic nervous system stimulates the body in times of stress and crisis. A. True B. False

B. False

Bringing the lower jaw forward involves retraction of the mandible. The contraction of the pterygoid muscle is involved during protrusion. A. First statement is true. Second is false B. First statement is false, Second statement is true. C. Both statements are true D. Both statements are False

B. First statement is false, Second statement is true.

What is the name of a deeper depression on a bony surface (pg 20) A. Process B. Fossa C. Tubercle D. Spine

B. Fossa

A fibrous _______ completely encloses the TMJ. A. Ligament B. Joint capsule C. Synovial cavity D. Joint disc

B. Joint capsule

Which muscle can become clinically enlarged in patients who clench or grind? A. Buccinator muscle B. Masseter muscle C. Medial pterygoid D. Lateral pterygoid

B. Masseter muscle

Which of these regions are not located on both sides of the head/skull? A. Zygomatic Region B. Oral Region C. Infraorbital Region D. Buccal Region

B. Oral Region

Which of the following glands has BOTH a superficial and deep lobe? A. Thymus gland B. Parotid gland C. Thyroid gland D. Sublingual gland E. Lacrimal gland

B. Parotid gland

Which of the following blood vessels NOT only protects the maxillary artery from being compressed during mastication but also accommodates changes in the volume of the infratemporal fossa that occur when the mandible moves? A. Middle meningeal vein B. Pterygoid plexus of veins C. Maxillary vein D. Posterior superior alveolar veins

B. Pterygoid plexus of veins

What is the name of the suture where the parietal bones articulate with each other? (Pg 38) A. Lambdoidal Suture B. Sagittal suture C. Coronal suture D. Squamosal suture

B. Sagittal suture

What is the study of the structural relationships of the external features of the body to the internal organs and parts? A. Human Anatomy B. Surface Anatomy C. Skeletal Anatomy D. Muscular Anatomy

B. Surface Anatomy

What bone helps connect the cranial skeleton to the facial skeleton and is often referred to as the "keystone" of the cranial floor because it is in contact with most of the other cranial bones? (Pg 43) A. The Mandible B. The Sphenoid Bone C. The Occipital Bone D. The Hyoid Bone

B. The Sphenoid Bone

How many sections is the tongue divided into? A. Four B. Three C. Two D. Six

B. Three

Which endocrine gland is part of the immune system that allows maturation of T cell lymphocytes? A. Parotid gland B. Thymus gland C. Thyroid gland D. Submandibular gland

B. Thymus gland

Which gland in the head and neck grows from birth to puberty and then after puberty, the gland stops growing and starts to shrink, undergoing involution? A. Parotid gland B. Thymus gland C. Submandibular gland D. Thyroid gland

B. Thymus gland

Parts of the cranium that are noted on the lateral aspect and include the following cranial bones: the occipital, frontal, parietal, and temporal, sphenoid, ethmoid bones. A. False B. True

B. True

Within the vascular system, a large network of blood vessels is a A. Venous sinus B. Vascular Plexus C. Venule drain D. Capillary Bed

B. Vascular Plexus

The central nervous system consists of which two of the following structures? A. spinal cord and peripheral nervous system B. brain and spinal cord C. autonomic and somatic nervous systems D. brain and autonomic nervous system

B. brain and spinal cord

Muscles that move joints all have antagonists, muscles whose action opposes its action. Which of the following is most likely an antagonist to the masseter? A. buccinator B. digastric C. medial pterygoid D. mentalis

B. digastric

The salivary glands produce saliva, which is part of the immune system as well as the A. lymphatic system B. digestive system C. endocrine system D. vascular system

B. digestive system

Bell's palsy results in drooping of the affected side of the face and is due to damage to the facial nerve. Which group of muscles are not functioning in this condition? A. infrahyoid muscles B. muscles of facial expression C. muscles of mastication D. suprahyoid muscles

B. muscles of facial expression

What muscle forms the muscular floor of the mouth? A. digastric B. mylohyoid C. omohyoid D. vertical muscle of the tongue

B. mylohyoid

A diseased thyroid gland may lose its mobility and become fixated, not moving upward when the patient swallows, indicating a(n) A. Goiter B. neoplastic growth C. Hematoma D. Embolus.

B. neoplastic growth

What structure lies anterior to the sternocleidomastoid muscle and inferior to the mandible? A. Carotid triangle B. Submental triangle C. Anterior triangle D. D. None of the above

C. Anterior triangle

The origin of a muscle is a fixed attachment. The insertion of the muscle is a more movable structure A. First statement is TRUE; second statement is FALSE B. First statement is FALSE; second statement is TRUE C. Both statements are TRUE D. Both statements are FALSE

C. Both statements are TRUE

An area that faces toward the head and away from the feet is its inferior part. An area that faces away from the head and toward the feet is its superior part. A. Both statements are true B. The first statement is true. The second statement is false. C. Both statements are false. D. The first statement is false. The second statement is true.

C. Both statements are false.

The resting position of the TMJ is not with the teeth biting together. There is a space between the resting position called the interocclusal clearance that is about 2 to 4 mm in between. A. First statement is true. Second is false B. First statement is false, Second statement is true. C. Both statements are true D. Both statements are False

C. Both statements are true

The temporal bone is a cranial bone that articulates with the facial bone of the mandible at the TMJ. Its articulating area on the temporal bone of the joint is located on the bone's inferior aspect, involving its articular eminence. A. Both statements are true. B. Both statements are false. C. First statement is true, Second statement is false. D. Second statement is true, First statement is false.

C. First statement is true, Second statement is false.

Canine have the deepest and widest alveoli, in contrast the incisor alveoli are deep and narrow. A. Both statements true B. Both statements are false C. Fist statement is false and second is true D. First statement is true and second statement is false

C. Fist statement is false and second is true

What bone forms both the base of the tongue and the larynx? A. Palatine Bone B. Mandible C. Hyoid bone D. All of the above

C. Hyoid bone

A small bulge of tissue at the most anterior part of the hard palate, lingual to the anterior teeth is called? A. Hard palate B. Median Palatine Raphe C. Incisive Papilla D. Interdental Papilla

C. Incisive Papilla

What fossa is located superior to the lateral pterygoid plate of the sphenoid bone? A. Pterygopalatine fossa B. Temporal fossa C. Infratemporal fossa D. Articular fossa

C. Infratemporal fossa

Which muscle has fibers that primarily run horizontally? A. Masseter muscle B. Temporalis muscle C. Lateral pterygoid D. Medial pterygoid

C. Lateral pterygoid

The muscles of mastication involved in elevating the mandible during closing of the jaws include the bilateral contractions of the ________, ________, and ________muscles. A. Masseter, temporalis, lateral pterygoid. B. Masseter, sternocleidomastoid, lateral pterygoid. C. Masseter, temporalis, medial pterygoid. D. Mylohyoid, temporalis, medial pterygoid.

C. Masseter, temporalis, medial pterygoid.

This is the largest terminal branch of the external carotid artery and begins inferior to the temporomandibular joint: A. Superficial temporal artery B. Occipital Artery C. Maxillary Artery D. Mylohyoid Artery

C. Maxillary Artery

These facial bones are noted on the anterior aspect of the skull except one, which one is the exception? A. Nasal Bone B. Zygomatic Bone C. Palatine Bone D. Lacrimal Bone

C. Palatine Bone

Lymph nodes can be superficially located deep within the tissue or? A. Capillaries B. Lymphatic vessels C. Superficial veins D. All of the above

C. Superficial veins

Which two nasal conchas are formed by the lateral part of the ethmoid bone? (Pg 46) A. Superior and inferior nasal conchas B. Superior and anterior nasal conchas C. Superior and Middle nasal conchas D. Inferior and Middle nasal conchas

C. Superior and Middle nasal conchas

The two brachiocephalic veins unite to form the: A. Aorta B. External jugular veins C. Superior vena cava D. Subclavian veins

C. Superior vena cava

The common carotid artery is branchless and travels superiorly along the neck, lateral to the trachea, and larynx to the superior border of the thyroid cartilage. The common carotid artery travels in a sheath deep to the superior, middle, and inferior pharyngeal constrictor muscle. 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.

What nerve passes through the skull by way of the jugular foramen, between the occipital and temporal bones? A. Facial Nerve VII B. Accessory Nerve XI C. Vagus Nerve X D. Abducens Nerve VI

C. Vagus Nerve X

The maxillary nerve or second division enters by way of the___________. A. superior orbital fissure B. foramen ovale C. foramen rotundum D. jugular foramen

C. foramen rotundum

The brainstem of the central nervous system consists of which structures? A. cerebrum, cerebellum, pons, and medulla B. medulla, cerebrum, midbrain, and pons C. medulla, pons and midbrain D. midbrain, ganglia, and nerves

C. medulla, pons and midbrain

Which cranial nerve has three divisions (ophthalmic, maxillary, and mandibular)? A. accessory (CN XI) B. glossopharyngeal (CN IX) C. trigeminal (CN V) D. hypoglossal (CN XII)

C. trigeminal (CN V)

Disorder where band of tissue that attaches the tongue to the floor of the mouth is too short A.Macroglossia B.Glossitis C.Ankyloglossia D.None of the above

C.Ankyloglossia

Which cranial nerve innervates the muscles involved in shoulder shrugging and in turning the head? A. CN X B. Abducens C. CN IV D. Accessory

D. Accessory

What articulates with each lacrimal bone? (Pg 48) A. Both ethmoid bones B. Frontal Bone C. The Maxilla D. All of the Above

D. All of the Above

The paired ligament associated with the TMJ is: A. Stylomandibular B. Temporomandibular C. Sphenomandibular D. All of the above

D. All of the above

Which branch of the maxillary artery supplies the maxillary anterior teeth by way of each tooth's apical foramen? A. Infraorbital artery B. Inferior alveolar artery C. Sphenopalatine artery D. Anterior superior alveolar artery

D. Anterior superior alveolar artery

A 23 year old female presents complaining of hearing changes and balance issues. Which cranial nerve is most likely involved with her problems A. CN XI B. CN V C. CN IX D. CN VIII

D. CN VIII

All of these are paired bones except one, which one is the exception? A. Temporal B. Parietal C. Lacrimal D. Ethmoid

D. Ethmoid

The posterior superior alveolar vein also drains the blood from both the dura mater of the meninges and the bones of the cranial vault. The inferior alveolar vein forms from the merging of its dental branches, alveolar branches and mental branches. A. Both statements are True B. Both statements are False C. First statement is TRUE; second statement is FALSE D. First statement is FALSE; second statement is TRUE

D. First statement is FALSE; second statement is TRUE

All of the following are extrinsic muscles of the tongue except ? A.Genioglossus B. styloglossus C. hypoglossus D. Geniohyoid

D. Geniohyoid

An enlarged, firm, and tender thyroid gland is considered a(n) A. Neoplastic growth B. Embolus C. Hematoma D. Goiter

D. Goiter

Which major vein drains most of the structures of the head and neck? A. External jugular vein B. Inferior alveolar vein C. Posterior superior alveolar vein D. Internal jugular vein

D. Internal jugular vein

The groove running upward between each labial commissure and each ala of the nose (known as smile lines) A. Philtrum B. Labiomental Groove C. Vermilion Zone D. Nasolabial Sulcus

D. Nasolabial Sulcus

Through which plane of the body in anatomic position is a midsagittal section taken? A. Frontal plane B. Horizontal plane C. Coronal plane D. None of the above

D. None of the above

The anterior and posterior cervical triangles are separated by what structure? A. Omohyoid muscle B. Trapezius muscle C. Digastric muscle D. Sternocleidomastoid muscle

D. Sternocleidomastoid muscle

Which of the following processes is located just inferior and medial to the external acoustic meatus? A. Maxillary process B. Facial Process C. Frontal process D. Styloid Process

D. Styloid Process

During the extraoral examination of a patient, an artery is visually noted under the skin of the patient in the temporal region. Which artery can be visualized in this manner during the examination? A. Transverse facial artery B. Middle temporal artery C. Maxillary artery D. Superficial temporal artery

D. Superficial temporal artery

Which is the largest endocrine gland? A. Thymus gland B. Submandibular gland C. Parotid gland D. Thyroid gland

D. Thyroid gland

How many regions is the head divided into? A. Six B. Fourteen C. Seven D. Twelve

D. Twelve

Which muscle is involved in creating a smile? A. Zygomaticus minor B. Mentalis C. Lateral pterygoid D. Zygomaticus major

D. Zygomaticus major

The strength of a muscle is directly related to how many fibers it contains. Having a triangular shape with a broad origin allows for more fibers to concentrate force on the insertion. Which of the following muscles fits the description of having a triangular shape? A. digastric B. orbiculars oris C. sternohyoid D. temporalis

D. temporalis

Which of the following is the MOST commonly used muscle when the patient's lips close around the saliva ejector? A. risorius B. mentalis C. mylohyoid D. buccinator E. orbicularis oris

E. orbicularis oris