Randoms Flashcards
1
Q
What innervates extensor of the wrist?
A
Radial
2
Q
What innervates the uvula?
A
CN X
3
Q
Feature of max canine?
A
distal concavity
4
Q
Dentin and Pulp derived from:
A
Dental papilla
5
Q
Enamel organ is derived from:
A
ectoderm
6
Q
PDL is derived from:
A
Dental sac
7
Q
What is NOT derived from neural crest
A
stellate reticulum/ intermediate - these are derived from enamel organ!
8
Q
Diff between small and large intestine?
A
- Large intestine doesn’t have villi
- Small intestine absorbs nutrients from food, whereas large absorbs water from waste
9
Q
Which PM has one central pit?
A
Mand 2nd PM
10
Q
Two things associated with gout:
A
- purine
- xanthinide oxide
*uric acid is the product of purine metabolism, specifically X. oxide metabolism. Gout = increased uric acid
11
Q
Initiation of codone RNA?
A
sigma part/factor
12
Q
Where does tip of the tongue drain?
A
Submental
13
Q
What happens when maxillary prominences fail to join medial nasal prominence?
A
Unilateral cleft lip
14
Q
What cells produce pepsinogen?
A
Chief
15
Q
What innervates the upper lip?
A
Infraorbital
16
Q
Where is the PDL derived from?
A
Dental sac
17
Q
Alanine can be made directly from:
A
pyruvate
18
Q
Most efficient type of DNA transfer in bacteria?
A
Conjugation
19
Q
Leydig cells involved with?
A
Testosterone
20
Q
Epidural hematoma is associated with?
A
MMA (middle meningeal artery)
21
Q
Varicose veins = ?
A
Superficial leg veins
22
Q
Branch of the maxillary artery and supplies the cheek and buccinator muscle?
A
Long buccal artery
23
Q
Patient has alziehmers, wife is the main decision maker. You accidentally break a cusp of his other tooth…what do you do INITIALLY?
A
Tell the wife who is the legal guardian
24
Q
Sensory axons come from?
A
Dorsal horn - gray matter
25
Does long buccal nerve innervate buccinator?
NO - it is sensory only; the buccinator is innervated by CN7
26
Submandibular gland is what kind of gland?
Mixed
27
Where is cortisol made?
Zona Fasiculata of Adrenal Cortex
28
Koplik spots?
Measles
29
What is streptomycin?
30 S Ribosome
30
Lactose composition?
Glucose + Galactose
31
Osteoclasts derived from what lineage?
Macrophages
32
What amino acid is associated with taste sensation of umami?
L Glutamate
33
What artery goes to the upper lip?
Superior labial of the facial
34
If you cut a person sagitally, what will NOT be affected?
Temporal bone
35
Where does the sigmoid drain?
IJV
36
Which tooth has a prominant triangular ridge that separates the mesial and distal pits?
Mand 1st PM
37
Which bacteria produces neurotoxin?
Clostridium Tetani
38
What does the external laryngeal nerve of the superior laryngeal nerve innervate?
Cricothyroid muscle
39
What does the internal laryngeal nerve of the superior laryngeal nerve innervate?
Thyrohyoid membrane
40
What causes myonecrosis?
C. perfinges
41
What's an intermediate in urea cycle?
Orinthine
42
Most common cause of nongonococcal urethritis?
Chlamydia
43
Type of agar used for most fungi?
Sabouraud agar
44
Which fungus can be seen as an intracellular organism?
Histoplasmosis
45
What is dimorphism in fungi?
Mycelium or as yeast
46
Hemophilia B is associated with what factor?
9
47
Hemophilia A is associated with what factor?
8
48
Hemophilia C is associated with what factor?
11
49
What ion is seen in endospores?
Calcium
50
Low B6 = ?
Low transamination
51
Adenocarcinoma is most frequent in:
rectum (and sometimes sigmoid)
52
What nerve passes between superior and middle constrictors?
CN9
53
Vitamins seen in bone and periosteum?
C and D
54
Glucose + glucose = ?
Maltose
55
Glucose + galactose = ?
Lactose
56
Glucose + fructose = ?
Sucrose
57
Umami is associated with what amino acid?
L. glutamate
58
What percentage of dentin is organic?
20-30%
59
Pernicious anemia is associated with what vitamin deficiency?
B12 - Cobalamine
60
Megaloblastic anemia is associated with what vitamin deficiency?
B9 - Folic acid
61
Most common cause of non-gonococcal urethritis:
Chlamydia (trachomatis)
62
Punched out appearance = ?
Multiple myeloma
63
Rickettsia is destructive for:
endothelial cells of capillaries
64
Rickettsia is a __.
typhus
65
Weil Felix test is used to test for:
Rickettsia infections
66
What enzyme do oral bacteria use to make dextrans and glucans?
Glucosyltransferase
67
Orchitis, inflammation of testes, is associated with:
Mumps
68
Vitamin needed for Carboxylase:
Biotin (B7)
69
polyanionic, very polar
hyaluronate
70
Necrosis in the brain is:
liquefactive
71
Necrosis in the heart is:
coagulative
72
Rate-limiting step in cholesterol synthesis:
HMG-CoA reductase
73
Podocytes are located in:
Bowman's capsule
74
Dermal papilla is derived from:
mesenchyme (which is from mesoderm)
75
Deep to hyoglossus:
lingual artery
76
Keratohyalin is present in:
stratum granulosum
77
Muscle between superior and middle constrictors:
stylopharyngeus
78
What separates the parotid gland and the submandibular gland?
Stylomandibular ligament
79
Increase acid phosphatase is associated with:
prostatic cancer
80
Activation of enzyme is due to phosphorylation of:
serine residue (for prokaryotes)
*for eukaryotes, it is hydrolysis of peptide unit
81
Stretch receptors in lungs:
Hering-Breuer
82
S cells produce ___, which influences the environment of the ____.
S cells = secretin
| Secretin influences environment of duodenum
83
Is strep pyogenes present in plaque?
NO
84
Nissle bodies are in:
Rough ER
85
Mottled teeth:
fluorosis
86
Which fungal infection leads to superficial skin infections?
Trichophyton
87
Which factor plays an important role in detecting the initiation factor for RNA transcriptase?
Sigma
88
Iron in serum plasma is carried by:
transferrin
89
Anticodon is found on:
tRNA
90
Rickettsia infection not transmitted by ticks:
Q fever
91
Penicillin hypersensitivity:
Type 1
92
Junctional epithelium is made out of:
reduced enamel epithelium
93
Acute edema is associated with ___ protein levels.
LOW
94
Gomphosis:
tooth + socket
95
Contour lines of Owen are in:
dentin
96
Contour lines of Owen can be analogous to what in enamel?
Striae of Retzius
97
Achalasia is related to:
esophagus
98
Bence-Jones proteins in urine:
Multiple myeloma
99
Rate limiting enzyme for beta-oxidation:
carnitine acyltransferease
100
Start of protein synthesis in humans (amino acid):
| Start of protein synthesis in bacteria (amino acid):
humans: methionine
bacteria: F-methionine
101
Origin + Insertion of pterygomandibular raphe:
O: hamulus of m. pterygoid plate
I: mylohyoid line
102
Macula densa is in:
DCT
103
Difference between hexokinase and glucokinase:
Km
| *glucokinase = higher Km
104
Type of collagen in dentin?
Type 1
105
Present in articular surface:
dense fibrous
106
Manifestation of pheochromocytoma?
Hypertension
107
Which artery supplies submandibular?
Facial
108
Steeper condylar eminence = ?
Taller/longer cusps
109
Deeper vertical overlap = ?
Taller/longer cusps
110
In hydroxyapatite, fluoride replaces what?
Replaces the OH group (hydroxyl)
| *Ca10(PO4)6(OH)2 --> Ca10(PO4)6(F)2
111
Net gain glycolysis?
2 net ATP and 2 NADH
112
Incremental lines in ENAMEL = ?
| Incremental lines in DENTIN = ?
```
Enamel = straie of Retzius
Dentin = lines of Owen
```
113
Patient with hyperventilation will cause:
Respiratory alkalosis
114
Excess calcification in apical root?
Hypercementosis
115
Disease associated to high LDL?
Familial hypercholesterolemia
116
Demilunes secrete?
Serous
117
Opening of the submandibular gland is called:
Caruncle
118
What are the hormones of a pregnant lady?
High HcG, Low FSH/LH
119
Multicellular filamentous fungi:
Mycelium
120
Primary to secondary lysosome by ingestion of:
phagosome
121
Kidney Dialysis catheter inserts into what vein?
RIGHT internal jugular
122
What hormone has more osteoblast than osteoclast activity?
Estrogen
123
Which nerve penetrates the thyrohyoid membrane?
Internal laryngeal nerve
124
Epithelium cuff attachment:
REE (reduced enamel epithelium)
125
Sour taste is located where?
Lateral border
126
A test done to identify if a person has anemia:
Red Blood Index
127
PH = 7.4, HCO3= 15, CO2 = 20
Chronic respiratory alkalosis
128
Tooth 14 would drain into what lymph node?
Submandibilar
| *3rd molar = cervical
129
What nerve innervates the mylohyoid?
Inferior Alveolar
130
Steeper condylar eminence = ?
Taller posterior usps
131
Palato-lingual groove is in:
MX LI
132
Deeper vertical overlap = ?
Taller posterior cusps
133
What happens in severe dehydration?
Decreased ADH secretion
134
A girl had her adenoids removed to prevent upper airway obstruction. What would have been blocked due to enlarged adenoids?
Choana
135
Smokers have squamous ___ in bronchioles
metaplasia
136
The S-shaped curve of dentin tubules is due to:
Crowding of odontoblasts as they move to center of pulp
137
A little boy has white sandy spots in his mouth with a blue/red ring around it and his eyes are watery/red. What does he have?
Measles
