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