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Dental Hygiene Board Review > Oral/Dental Anatomy > Flashcards

Oral/Dental Anatomy Flashcards

1
Q

Where does the ophthalmic division of trigeminal nn exit?

A

superior orbital fissure

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2
Q

Where does the maxillary division of the trigeminal nn exit?

A

foramen rotundum

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3
Q

where does the mandibular division of the trigeminal nn exit?

A

foramen ovale

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4
Q

Which cranial nn? sense of smell, sensory, I

A

Olfactory

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5
Q

Which cranial nn? sense of sight, sensory, II

A

Optic

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6
Q

Which cranial nn? eye mms, pupil, lens, motor, III

A

Oculomotor

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7
Q

Which cranial nn? eye muscles, motor, IV

A

trochlear

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8
Q

Which cranial nn? ophthalmic, maxillary, and mandibular divisions, V

A

Trigeminal, both

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9
Q

Which cranial nn? eye muscles, motor, VI

A

abducens

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10
Q

Which cranial nn? mms of facial expression, taste (ant 2/3 via chords tympani), sublingual and submandibular salivary glands (parasympathetic), both, VII

A

Facial

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11
Q

Which cranial nn? sense of balance and hearing, sensory, VIII

A

vestibulocochlear, aka auriculotemporal

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12
Q

Which cranial nn? post 1/3 of tongue parotid gland, both, IX

A

glossopharyngeal

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13
Q

Which cranial nn? smooth mms and glands of the body, cardiac mm, both, X

A

vagus

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14
Q

Which cranial nn? trapezius, sternocleidomastoid, pharynx, and larynx, motor, XI

A

accessory

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15
Q

Which cranial nn? mms of the tongue (except palatoglossus X, XI), motor, XII

A

hypoglossal

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16
Q

three branches of trigeminal

A

V1 ophthalmic (sensory), V2 maxillary (sensory), V3 mandibular (sensory and motor)

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17
Q

mm of mastication. retract and elevate mandible

A

temporalis

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18
Q

mm of mastication. elevate the mandible

A

masseter

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19
Q

mm of mastication. elevate and protrude the mandible

A

medial pterygoid

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20
Q

mm of mastication. protrude and/or depress the mandible, and allow side to side (lateral), shift of the mandible

A

lateral pterygoid

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21
Q

hyperactivity of this makes lower lip retraction difficult

A

mentalis

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22
Q

pacemaker of the heart, in the right atrial wall

A

SA or SinoAtrial node

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23
Q

____ carry blood to the heart, ____ carry blood away from the heart

A

veins, arteries

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24
Q

three major branches of external carotid aa-

A

max- teeth, mm of mastication, ear
ling- tongue, floor of mouth
facial- mm of facial expression, lips, eyelids, soft palate, throat

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25
Q

drains to form the maxillary vein, structures that drain to this - teeth, mm of mastication, buccinator, nose, palate

A

pterygoid plexus

26
Q

a sinus containing venous blood located on each side of the body of the sphenoid bone, near the base of the brain, behind the bridge of the nose

A

cavernous sinus

27
Q

fetal pressure on the _______ could cause orthostatic hypotension

A

inferior vena cava

28
Q

lymph node that drains fluid from the mandibular incisors, tip of tongue, midline of lip, chin, and floor of mouth

A

submental nodes

29
Q

lymph node that drains the submittal nodes and remaining teeth, may or may not include 3rd molars

A

submandibular nodes

30
Q

lymph node that drains the submandibular nodes, 3rd molars, and the wall of the throat (includes retro pharyngeal nodes), structures of the oropharynx

A

deep cervical nodes

31
Q

part of cell- center of energy production (ATP), respiration

A

mitochondria

32
Q

part of cell- watery gel enclosed by the membrane

A

cytoplasm

33
Q

part of cell- stores DNA and directs all cellular activities

A

nucleus

34
Q

part of cell- site of cellular protein synthesis, ribosome filled membranous network

A

endoplasmic reticulum

35
Q

part of cell- packages cellular protein product for secretion

A

golgi bodies

36
Q

part of cell- responsible for phagocytosis and digestion

A

lysosomes

37
Q

part of cell- provide structural support

A

filaments and tubules

38
Q

forehead and frontal bone developed by what?

A

frontal process

39
Q

median nasal process- center and tip of nose, nasal septum, globular process (philtrum, premaxillary palate) developed by what

A

frontal process

40
Q

lateral nasal process- sides of nose, IO area developed by what

A

frontal process

41
Q

maxillary process- lateral palatine processes, upper parts of cheek, sides of upper lip developed by what

A

1st brachial arch

42
Q

mandibular process- lower jaw, lower parts of face, lower lip, ant 2/3 of tongue developed by what

A

1st brachial arch

43
Q

post 1/3 of tongue and hyoid bone developed by what

A

2nd and 3rd brachial arches

44
Q

blood supply to tongue

A

lingual artery

45
Q

keratinized papillae protect the tongue, but contain no taste buds, most numerous papillae, velvet appearance

A

filiform

46
Q

contains tastebuds of Von Ebner, serous

A

circumvallate papilla

47
Q

Wharton’s duct empties this under the tongue

A

submandibular gland

48
Q

produces 65% of saliva, mixed secretion (mostly serous), innervated by facial nn

A

submandibular gland

49
Q

produces 10% of salvia, mixed secretion (mostly mucous), innervated by VII

A

sublingual gland

50
Q

produces 25% of saliva, serous secretion only, cranial nn IX

A

parotid

51
Q

Stenson’s duct empties this

A

parotid

52
Q

primitive oral cavity, lined by ectoderm

A

stomodeum

53
Q

____ underlies ectoderm, separated by basement membrane

A

mesoderm

54
Q

what derives from ectoderm?

A

enamel

55
Q

dentin and pulp derive from what?

A

ectomesenchyme

56
Q

what derives from basement membrane

A

dentino-enamel junction

57
Q

inner enamel epithelium becomes what

A

ameloblasts

58
Q

what creates Hertwig’s Epithelial Rooth Shealth

A

outer enamel epithelium

59
Q

remnants of HERS known as

A

rests of Malassez- can form cysts

60
Q

1st layer of dentin immediately adjacent to the DEJ

A

mantle dentin

61
Q

remaining dentin, adjacent to pulp

A

circumpulpal dentin

62
Q

cementum is attached to PDL by what

A

Sharpey’s fibers

Dental Hygiene Board Review (12 decks)

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