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GENERAL & ORAL ANATOMY AND PHYSIOLOGY > SET 3 > Flashcards

SET 3 Flashcards

1
Q

Most numerous papillae of the tongue but has no taste buds

A

filiform

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2
Q

Nociceptors are receptors for what sensation?

A

temporalis

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3
Q

Muscles that elevate the mandible (3)

A

medial pterygoid
temporalis
masseter

*lateral pterygoid - EXCEPTION

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4
Q

Bartholin’s duct originate from what salivary gland?

A

sublingual gland

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5
Q

During bone resorption, osteoclasts are found in ________

A

Howship’s lacunae

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6
Q

Nasmyth’s membrane of newly erupted teeth is from _________

A

reduced enamel epithelium

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7
Q

Cells responsible for cellular immunity

A

T-lymphocytes

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8
Q

Unit structure of a protein molecule

A

amino acid

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9
Q

Nerve of the dental pulp are ______

A

afferent and sympathetic

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10
Q

Misplaced sebaceous glands in the vestibular mucosa of the cheek

A

Fordyce spots

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11
Q

Insulin is a secretion of _____ cells from the Islets of Langerhans

A

beta

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12
Q

Norepinephrine neurotransmitter binds to ________ receptors in the effector organ

A

alpha

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13
Q

Chemical mediator of nerve impulse transmission

A

sodium and potassium

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14
Q

What arteries of the neck is derived the arterial blood supply of the oral cavity

A

external carotid

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15
Q

Palatal mucosa of the maxillary anterior teeth is innervated by _________

A

nasopalatine nerve

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16
Q

Embryonic precursor of the cementoblast

A

dental sac

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17
Q

Calcified structures found in the pulp

A

denticles

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18
Q

Organic bases of the DNA molecule that connects the two strands of nucleotides (3)

A

adenine
thymine
cytosine

*uracil - EXCEPTION

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19
Q

Epithelial surface variation with the purpose of increasing surface area

A

microvilli

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20
Q

Maxillary sinus communicates with the nasal cavity through the ________

A

osteo maxillare

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21
Q

The first cranial nerve passes thru the anterior cranial fossa from the nasal cavity via the _________

A

ethmoid bone

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22
Q

Passageway for nutrients and oxygen to compact bone

A

osseous matrix

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23
Q

Normal gingival sulcus is bounded by ________

A

crevicular epithelium and tooth surface

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24
Q

Incremental lines denoting the periods of rest and activity of ameloblast in the enamel

A

Lines of Retzius

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25
Q

Sigmoid pattern of pH change in the bacterial plaque after sucrose rinse

A

Stephan’s curve

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26
Q

In the regulation of the blood calcium level, the parathyroid hormone increase blood calcium level by (3)

A

promote formation reabsorption in the kidneys
vit D increase calcium absorption by the intestines
stimulates formation of vitamin D by the kidneys

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27
Q

Mechanism by which leukocytes are attracted to foreign materials or microorganisms

A

chemotaxis

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28
Q

When the mandible is in physiologic rest position, the contact of the maxillary and mandibular teeth are in __________

A

no contact of maxillary and mandibular

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29
Q

Cell that are not enlarged in phagocytosis

A

erythrocytes

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30
Q

Vitamin B complex deficiency which causes angular chelitis

A

vitamin B2

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31
Q

What bones is the middle ear located?

A

petrous temporal

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32
Q

Main fibrillar component of the matrix of dentin, cementum and bone is ___________

A

collagen

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33
Q

Hormones involved in the fight or flight response of the body

A

epinephrine

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34
Q

single-stranded molecule
complement a strand of DNA
made up in the nucleus of teh cell

A

mRNA

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35
Q

Main mineral component of the hard tissues of the teeth is _______

A

calcium hydroxyapatite

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36
Q

Interdental blood vessels anastomose with _________

A

both periodontal and intraalveolar vessels

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37
Q

Structures found in the oral mucosa (3)

A

basal lamina spinous layer
spinous layer
muscularis mucosa

38
Q

Cholinergic receptors in the target cells of the parasympathetic nervous system

A

muscarinic and nicotinic

39
Q

The double helix structure of DNA is held together by the hydrogen bonds between the pairs _________

A

A-T and G-C

40
Q

Bone that forms the roof the infratemporal fossa

A

greater wing of sphenoid

41
Q

Part of the nervous system that contains the cardiac, vomiting, and vasomotor centers

A

medulla

42
Q

Term given to the lymphoid tissue forming the lingual palatine and pharyngeal tonsils

A

Waldeyer’s ring

43
Q

Curvature of the occlusal plane of the mandibular posterior teeth from the horizontal plane

A

curve of spee

44
Q

Gametes of a male during meiosis has ________ of chromosomes

A

23 pairs

45
Q

Dentin reaction to stimuli characterized by sealed air-filled tubules

A

dead tracks

46
Q

Transitional zone from the skin of the lips to the oral mucosa

A

vermillion border

47
Q

When the teeth are in centric occlusion, the position of the mandible in relation to the maxilla is determined by _______

A

intercuspation of teeth

48
Q

The first or earliest dental structure to be laid down during tooth development

A

dentin matrix

49
Q

Cells in PDL that are neural crest origin (3)

A

cementoblast
odontoblast
fibroblast

50
Q

Motor innervation of the muscles of mastication come from ______

A

mandibular nerve

51
Q

The prothrombin time can be prolonged under various circumstances (liver disease, chloramphenicol meds, vit K deficiency) EXCEPT ___________

A

pregnancy

52
Q

Embedded parts of PDL in both bone and cementum

A

Sharpey’s fibers

53
Q

Blood cells that increases during allergy and certain parasitic infections

A

eosinophils

54
Q

Most numerous immunoglobulin that is involved in immunity against pathogens as bacteria, viruses, fungi

A

IgG

55
Q

These structures are found in dentin (3)

A

odontoblastic process
contour lines of Owen
striation of von Ebner

*striation of Retzius - EXCEPTION

56
Q

Bones that do not join with other bones in the head

A

hyoid

57
Q

Passage of water a selectively permeable membrane

A

osmosis

58
Q

Nerve that conveys taste from the posterior third of the tongue, circumvallate papilla, superior pharynx

A

glossopharyngeal

59
Q

Muscle supplied by the facial nerve

A

mentalis

60
Q

Separates the stomodeum and the foregut in the early stage of development

A

buccopharyngeal membrane

61
Q

What branch of the external carotid artery does the maxillary and mandibular teeth supporting structures get its arterial blood supply?

A

maxillary artery

62
Q

Loss of the secreting capacity of the adrenal cortex or loss of ACTH secretion

A

Addison’s disease

63
Q

What blood type is called the Universal donor in blood transfusions?

A

O

64
Q

Permanent teeth that is generally the first to erupt

A

mandibular first molar

65
Q

Vitamins necessary for blood synthesis (3)

A

folic acid
iron
vitamin B12

66
Q

The perforations of the cribriform plate of alveolar bone ________

A

passage of vascular and nerve bundles

67
Q

Bone in the cranium that articulates with the atlas of the vertebra

A

occipital

68
Q

Normal pH value for body fluid

A

7.4

69
Q

Masseter muscle originates from _________

A

zygomatic arch

70
Q

Calcified bodies found in the PDL space

A

cementicle

71
Q

Vitamin necessary for bone growth by facilitating the absorption of calcium from the intestine

A

vitamin D

72
Q

Amino acid that is hydroxylated in the synthesis of collagen

A

proline

73
Q

The pituitary gland is located in the hypophyseal fossa of _________ bone

A

sphenoid

74
Q

The sphenopalatine ganglion is found in the _______

A

pterygopalatine space

75
Q

Found between the anterior and posterior pillars of the frauces

A

palatine tonsils

76
Q

Do not have any direct or indirect connection with the pterygoid plexus of veins

A

vertebral vein

77
Q

Transfers genetic information from the nucleus to the cytoplasmic ribosomes for protein synthesis

A

mRNA

78
Q

Cellular cementum differs from acellular cementum in that there are _________ embedded in matrix of ____________ cementum

A

cementocytes; cellular

79
Q

Multiple roots are formed as a result of unequal proliferation of the

A

epithelial diaphragm

80
Q

Fan-shaped poorly calcified areas in enamel originating from the dentinoenamel junction extending for a short distance

A

enamel tufts

81
Q

Plasma proteins (3)

A

fibrinogen
globulin
albumin

82
Q

Hormones that are secretion of the adenohypophysis (3)

A

growth hormone
ACTH
thyrotropic hormone

83
Q

Hormone from the thyroid gland which decreases osteoclastic activity to help in the maintenance of the blood calcium level

A

calcitonin

84
Q

Adrenocorticotrophic hormone is a secretion of the ___________

A

anterior pituitary

85
Q

Reproductive hormones (3)

A

estrogen
testosterone
progesterone

*aldosterone - EXCEPTION

86
Q

Vitamin deficiency which causes beri-beri

A

vitamin B1

87
Q

Lymphatic organs (3)

A

spleen
thymus
tonsil

88
Q

Pain sensation that cannot be perceived by the pulp

A

pressure

89
Q

Permanent change in a cell’s DNA affecting the nucleotide sequence of one or more gene

A

mutation

90
Q

If the chorda tympani is severed, the result is _________

A

loss of taste in the anterior 2/3 of the tongue

91
Q

Permanent teeth that succeeds the first deciduous molars

A

first bicuspid

GENERAL & ORAL ANATOMY AND PHYSIOLOGY (4 decks)

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