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Dental Anatomy > DENT 1020 Head and Neck Anatomy > Flashcards

DENT 1020 Head and Neck Anatomy Flashcards

1
Q 
Which of the following features is located on the internal surface of the mandible?
A) Mental foramen
B) Lingula
C) External oblique line
D) Mental protuberance
A

B) Lingula

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2
Q 
Which cervical fascial space is considered the "danger space"?
A) Submandibular space
B) Previsceral space
C) Parapharyngeal space
D) Retropharyngeal space
A

D) Retropharyngeal space

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3
Q

Which of the following pairs is incorrect?
A) Greater Petrosal n. — Parotid gland
B) Chorda Tympani n. — Submandibular salivary gland
C) Lesser Petrosal n. — Lacrimal gland
D) None of the above
E) Both A and C

A

E) Both A and C

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4
Q 
The lymph enters the venous blood system at the:
A) Right lymphatic duct
B) Left jugular trunk
C) Thoracic duct
D) Both A and C
E) Both B and C
A

D) Both A and C

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5
Q 
Which of the following is considered a muscle of mastication?
A) Buccinator muscle
B) Mentalis muscle
C) Genioglossus muscle
D) Medial pterygoid muscle
E) Orbicularis oris
A

D) Medial pterygoid muscle

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6
Q 
Which of the following paired muscles unites medially, forming the floor of the mouth?
A) Geniohyoid muscle
B) Omohyoid muscle
C) Mylohyoid muscle
D) Digastric muscle
E) Platysma muscle
A

C) Mylohyoid muscle

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7
Q 
Which of the following muscle groups is involved in elevating the hyoid bone and depressing the mandible?
A) Infrahyoid muscles
B) Suprahyoid muscles
C) Muscles of mastication
D) Intrinsic tongue muscles
E) Extrinsic tongue muscles
A

B) Suprahyoid muscles

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8
Q 
Hyperactivity of which of the following muscles makes it difficult for the clinician to retract the patient's lower lip?
A) Mentalis
B) Platysma
C) Mylohyoid
D) Buccinator
A

A) Mentalis

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9
Q 
Which of the following nerves is associated with the foramen rotundum?
A) Mandibular
B) Ophthalmic
C) Maxillary
D) Facial
A

C) Maxillary

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10
Q

TRUE or FALSE

The end of the muscle that is attached to the more movable structure is referred to as the muscle’s INSERTION.

A

True

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11
Q 
Lymph flows into the lymph node by way of the:
A) Afferent vessels
B) Efferent vessels
C) Hilus
D) Primary node
A

A) Afferent vessels

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12
Q 
Which of the following muscles creates the anterior tonsillar pillar (anterior pillar of the fauces) in the oral cavity?
A) Palatopharyngeus muscle
B) Palatoglossus muscle
C) Stylopharyngeus muscle
D) Tensor veli palatini muscle
A

B) Palatoglossus muscle

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13
Q 
On which side do the common carotid and subclavian arteries arise directly from the aorta?
A) Right
B) Left
C) Both
D) Neither
A

B) Left

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14
Q

The carotid sheath consists of:

A

Vagus nerve, common carotid artery, & jugular vein

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15
Q

Which of the following is true of the vagus nerve?
A) It is cranial nerve #10(X)
B) It consists of only afferent neurons which innervate such structures as the skin around the ear, epiglottis, heart, lungs, stomach, etc.
C) It passes through the skull at the foramen lacerum
D) All of the above

A

A) It is cranial nerve #10(X)

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16
Q 
Ludwig's Angina is cellulitis of which space?
A) Retropharyngeal
B) Submandibular
C) Parapharyngeal
D) None of the above
A

B) Submandibular

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17
Q 
Which dental space is located below the oral mucosa with the mylohyoid as its floor (so it lies between the two)?
A) Sublingual space
B) Submandibular space
C) Submental space
D) Vestibular space of the mandible
A

A) Sublingual space

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18
Q 
Which of the following nerves has a parasympathetic "branch" to supply the parotid gland?
A) Facial (7th) cranial nerve
B) Glossopharyngeal (9th) cranial nerve
C) Vagus (10th) cranial nerve
D) Accessory (11th) cranial nerve
E) Hypoglossal (12th) cranial nerve
A

B) Glossopharyngeal (9th) cranial nerve

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19
Q 
What is it called when a clot forms on the inner vessel wall?
A) Thrombus
B) Embolus
C) Bacteremia
D) Hematoma
A

A) Thrombus

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20
Q 
Which of the following cranial nerves is involved in Bell's palsy?
A) Facial cranial nerve
B) Glossopharyngeal cranial nerve
C) Vagus cranial nerve
D) Accessory cranial nerve
A

A) Facial cranial nerve

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21
Q 
A hematoma can occur from an incorrectly administered Posterior Superior Alveolar (PSA) block if the needle is over-inserted and penetrates the:
A) Orbit
B) Mandibular artery
C) Parotid salivary gland
D) Cavernous venous sinus
E) Pterygoid plexus of veins
A

E) Pterygoid plexus of veins

22
Q

TRUE or FALSE

The inferior alveolar ARTERY branches off the maxillary artery.

A

True

23
Q 
Which of the following nerves is usually not anesthetized during an inferior alveolar block?
A) Mental nerve
B) Lingual nerve
C) Incisive nerve
D) Buccal nerve
A

D) Buccal nerve

24
Q 
Extraction of a maxillary canine, requires administration of either an ASA block or an IO (infraorbital) and what other injection?
A) PSA block
B) MSA block
C) Nasopalatine block
D) Greater Palatine block
A

C) Nasopalatine block

25
Q

A dental professional needs to check carefully for any palpable nodes during head and neck extraoral examination BECAUSE the palpable lymph nodes may help determine where a disease process is active.
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

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

26
Q 
The tissue inside a lymphatic vessel is called?
A) WBC
B) Brachiocephalic fluid
C) Lymph
D) Primary fluid
A

C) Lymph

27
Q

The palatine tonsils are located:
A) At the base of the tongue
B) Posterior to te auditory tube’s opening
C) Between the anterior and posterior tonsillar pillar
D) On the posterior superior wall of the nasopharynx

A

C) Between the anterior and posterior tonsillar pillar

28
Q

TRUE or FALSE
The lacrimal branch of the maxillary division of the trigeminal nerve innervates the lacrimal gland and causes tear production?

A

False

29
Q 
The division of the autonomic nervous system that has short preganglionic neurons and long post ganglionic neurons is the:
A) Sympathetic
B) Parasympathetic
C) Somatic
D) None of the above
A

A) Sympathetic

30
Q 
Which tonsil is also called the adenoids and can be normally enlarged in children?
A) Palatine tonsil
B) Pharyngeal tonsil
C) Tubal tonsil
D) Lingual tonsil
A

B) Pharyngeal tonsil

31
Q 
The external auditory meatus is found in which of the following bones?
A) Sphenoid
B) Temporal
C) Occipital
D) Parietal
A

B) Temporal

32
Q 
The cribriform plate is another name for which bone process?
A) Frontal
B) Sphenoid
C) Temporal
D) Alveolar
A

D) Alveolar

33
Q 
The internal jugular vein empties into the:
A) Subclavian artery
B) Subclavian vein
C) Arch of the aorta
D) Thoracic duct
A

B) Subclavian vein

34
Q 
Which of the following bones contains a paranasal sinus?
A) Sphenoid
B) Mandible
C) Occipital
D) Zygomatic
A

A) Sphenoid

35
Q 
Which of the following muscles forms the anterior tonsillar pillar?
A) Palatopharyngeus
B) Mylohyoid
C) Stylohyoid
D) Palatoglossus
A

D) Palatoglossus

36
Q 
Which of the following bones is completely surrounded by soft tissue and does NOT articulate with any other bone?
A) Vomer
B) Hyoid
C) Mandible
D) Styloid
A

B) Hyoid

37
Q 
Which of the following muscles inserts on the coronoid process of the mandible?
A) Masseter
B) Lateral pterygoid
C) Medial pterygoid
D) Temporalis
A

D) Temporalis

38
Q

TRUE or FALSE

The sphenoid, frontal, maxilla, and ethmoid bones contain paranasal sinuses.

A

True

39
Q 
Which of the following cranial nerves provides sensory taste innervation to the posterior one third of the tongue?
A) Abducens
B) Trigeminal
C) Trochlear
D) Glossopharyngeal
A

D) Glossopharyngeal

40
Q

General nerve sensation on tongue by which nerve? #101

A

Lingual nerve

41
Q

TRUE or FALSE
Damage to the abducens results in the loss of ability to move eyeball laterally; instead eyeball turns inward due to overreaction of the medial rectus muscle.

A

True

42
Q 
The soft palate is a muscular flap that acts to seal off the oropharynx from the:
A) Pharynx proper
B) Trachea
C) Nasal cavity
D) Tongue
A

C) Nasal cavity

43
Q 
The \_\_\_\_\_\_\_\_\_ process consists of the zygoma, maxillary, and temporal bones.
A) Zygomatic
B) Mastoid
C) Styloid
D) Coronoid
A

A) Zygomatic

44
Q

The mental foramen is found?
A) On the palate
B) Corner where ramus and body of mandible meet
C) On exterior body of mandible near premolars
D) Midline of mandible by mental protuberance

A

C) On exterior body of mandible near premolars

45
Q 
Which of the following sutures separates the occipital bone from the paired parietal bones?
A) Coronal
B) Sagittal
C) Zygomaxillary
D) Lambdoidal
A

D) Lambdoidal

46
Q 
Which muscle listed below, when contracted, causes a frown?
A) Zygomaticus minor muscle
B) Levator anguli oris muscle
C) Depressor anguli oris muscle
D) Risorius muscle
A

C) Depressor anguli oris muscle

47
Q

An abscess in the oral cavity occurs when?
A) Normal flora is present
B) There is inflammation of the bone marrow
C) There is localized entrapment of pathogens
D) A clot forms on the inner blood vessel wall

A

C) There is localized entrapment of pathogens

48
Q 
What is bacteremia?
A) Lymphadenopathy
B) Angina
C) Bacteria in blood stream
D) Thrombosis
A

C) Bacteria in blood stream

49
Q 
What is a passageway in the skin, mucosa, or bone allowing drainage of an abscess at the surface?
A) Meningitis
B) Fistula
C) Pustule
D) Perforation
A

B) Fistula

50
Q 
Diffuse inflammation of soft tissue spaces is referred to as:
A) Perforation 
B) Cellulitis
C) Fistula
D) Periodontal pocket
A

B) Cellulitis

51
Q 
What is inflammation of the bone marrow?
A) Osteomyelitis
B) Cellulitis
C) Abscess
D) Sinusitis
A

A) Osteomyelitis

52
Q 
In which ways can infection spread?
A) Vascular system
B) Lymphatic system
C) By spaces
D) All of the above
A

D) All of the above

Dental Anatomy (7 decks)

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