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DIT Quizzes Day 13.3
Biochem (Proteins and metabolism, genetics)
60
Other
Professional
05/28/2013

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Term
What is the name of the genetic syndrome that fits the following description:
1000 fold risk of developing skin CA
Definition
xeroderma pigmentosa
Term
What is the name of the genetic syndrome that fits the following description:
Alcoholics--B1 deficiency--neurologic defects
Definition
Pyruvate dehydrogenase deficiency
Term
What is the name of the genetic syndrome that fits the following description:
Abnormal collagen type I synthesis
Definition
Osteogenesis imperfecta
Term
What is the name of the genetic syndrome that fits the following description:
Absence of HGPRTase
Definition
Lesh-Nuhan syndrome
Term
What is the name of the genetic syndrome that fits the following description:
Deficiency of aldolase B
Definition
Fructose intolerance
Term
What is the name of the genetic syndrome that fits the following description:
Defective excision repair; thimine dimer formation
Definition
Xeroderma pigmentosa
Term
What is the name of the genetic syndrome that fits the following description:
Deficiency of cystathionine synthase
Definition
Homocystinuria
Term
What is the name of the genetic syndrome that fits the following description:
Heinz bodies
Definition
G6PD deficiency
Term
What is the name of the genetic syndrome that fits the following description:
Musty/mousy odor albinism, eczema, MR
Definition
PKU
Term
What is the name of the genetic syndrome that fits the following description:
Galactose-1-P uridyl transferase deficiency--> MR, HSM, cataracts
Definition
Classic galactosemia
Term
What is the name of the genetic syndrome that fits the following description:
Rx: no Nutrisweet, increase tyrosine
Definition
PKU
Term
What is the name of the genetic syndrome that fits the following description:
Deficiency of tyrosinase
Definition
albinism
Term
What is the name of the genetic syndrome that fits the following description:
Hyperextensible skin, loose joints, bleeding tendency
Definition
Ehler-Danlos syndrome
Term
What is the name of the genetic syndrome that fits the following description:
Decreased NADPH due to lack of HMP enzyme
Definition
G6PD deficiency
Term
What is the name of the genetic syndrome that fits the following description:
Inherited defect in tubular amino acid transporter
Definition
Cystinuria
Term
What is the name of the genetic syndrome that fits the following description:
Rx: Decreased dietary methionine, increased cysteine + B6
Definition
Homocystinuria
Term
What is the name of the genetic syndrome that fits the following description:
Decrease in homogentisic acid oxidase
Definition
Alkaptonuria
Term
What is the name of the genetic syndrome that fits the following description:
Hypoglycemia, jaundice, cirrhosis
Definition
Fructose intolerance
Term
What is the name of the genetic syndrome that fits the following description:
Self mutilation, gout, aggression, choreoathetosis
Definition
Lesh-Nyhan syndrome
Term
What is the name of the genetic syndrome that fits the following description:
Blocked degradation of branched amino acid chains
Definition
Maple syrup urine disease
Term
What is the name of the genetic syndrome that fits the following description:
Bloating, cramps, osmotic diarrhea
Definition
Lactose intolerance
Term
What is the name of the genetic syndrome that fits the following description:
Rx: acetazolamide to alkalynize urine
Definition
Cystinuria (to prevent stones)
Term
What is the name of the genetic syndrome that fits the following description:
Deficiency results in a combined B and T cell deficiency
Definition
Adenosine deaminase
Term
What is the name of the genetic syndrome that fits the following description:
Rx: decrease fructose and sucrose intake
Definition
Fructose intolerance
Term
What is the name of the genetic syndrome that fits the following description:
Rx: Increase intake of ketogenic nutrients (fat)
Definition
Pyruvate dehydrogenase deficiency
Term
What is the name of the genetic syndrome that fits the following description:
Dark brown urine, organs and connective tissue (benign disease)
Definition
Alkaptonuria
Term
What is the name of the genetic syndrome that fits the following description:
Multiple fractures + blue sclera
Definition
Osteogenesis imperfecta
Term
What is the name of the genetic syndrome that fits the following description:
Rx: Exclude galactose and lactose from diet
Definition
Galactosemia
Term
What are the essential amino acids>
Definition
Phenylalanine
Valine
Threonine
Tryptophan
Isoleucine
Methionine
Histadine
Arginine
Lysine
Leucine
Term
What is the MOA of lactulose
Definition
Sugary fluid that gets broken down by bacteria and creates an acidic environment in the gut which draws in ammonia, traps it, and allows it to be excreted
Term
What amino acid is the precursor to Histamine?
Definition
Histadine
Term
What amino acid is the precursor to Heme, prophyrin
Definition
Glycine
Term
What amino acid is the precursor to NO
Definition
Arginine
Term
What amino acid is the precursor to GABA
Definition
Glutamate
Term
What amino acid is the precursor to S-adenosyl-methionine
Definition
Methionine
Term
What amino acid is the precursor to Creatine
Definition
Arginine
Term
What is the rate limiting enzyme for the following metabolic pathway:
Urea cycle
Definition
Carbamoyl phosphate synthetase I
Term
What is the rate limiting enzyme for the following metabolic pathway:
Hexose monophosphate pathway
Definition
G6PD
Term
What is the rate limiting enzyme for the following metabolic pathway:
Fatty acid synthesis
Definition
Acetyl CoA carboxylase
Term
What is the rate limiting enzyme for the following metabolic pathway:
B-oxidation of fatty acids
Definition
Carnitine acetly transferase I
Term
What is the rate limiting enzyme for the following metabolic pathway:
Ketone body synthesis
Definition
HMG CoA synthase
Term
What is the rate limiting enzyme for the following metabolic pathway:
Cholesterol synthesis
Definition
HMG CoA reductase (inhibited by -statins)
Term
What is the rate limiting enzyme for the following metabolic pathway:
Bile acid synthesis
Definition
7a-hydroxylase
Term
What is the rate limiting enzyme for the following metabolic pathway:
Heme synthesis
Definition
Aminolevulinate synthase
Term
What deficiency causes familial hypercholesterolemia
Definition
Absent or decreased LDL receptors
Term
A 2 year old girl has increased abdominal girth, failure to thrive and skin/hair depigmentation. Dx?
Definition
Kwashiorkor
Term
A middle aged man has dark spots on his sclera and it is noted that his urine turns dark after sitting for a period of time. Dx?
Definition
Alkaptonuria
Term
A patient has a genetic disease in which the treatment includes protein restriction to prevent mental retardation, ketoacidosis, death. Dx?
Definition
Maple syrup urine disease
Term
An 18 year old female has moderate abdominal pain, normal WBC and no fever. She has parasthesis in her lower extremities. Dx?
Definition
Acute intermittent porphyria
Term
A 45 year old male alcoholic gets blistering lesions in sun exposed areas especially the dorsum of the hands. He also has hypertrichosis of the face. Dx?
Definition
Porphyria Cutanea tarda
Term
What is the tx for homocystinuria?
Definition
Increase vitamin B6, B12 and Cysteine in diet
Decrease Methionine
Term
Which immunosuppressant matches the following statement:
Precurser of 6mercaptopurine
Definition
Azothioprine
Term
Which immunosuppressant matches the following statement:
SE= nephrotoxicity that is preventable with mannitol diuresis
Definition
Cyclosporine
Term
Which immunosuppressant matches the following statement:
Antibody that binds to CD3 on T cells
Definition
Muromonab
Term
Which immunosuppressant matches the following statement:
Antibody that binds IL-2 receptor on activated T cells
Definition
Daclizumab
Term
Which immunosuppressant matches the following statement:
Inhibits calcineurin--> loss of IL-2 production--> blockage of Tcell differentiation and activation
Definition
Clyclosporine
Term
Which immunosuppressant matches the following statement:
Binds FK-binding protein--> Loss of IL-2 production
Definition
Tacrolimus
Term
Which immunosuppressant matches the following statement:
Binds FKBP-12--> inhibition of mTOR--> inhibition of T cell proliferation
Definition
Sirolimus
Term
Which immunosuppressant matches the following statement:
Metabolized by xanthine oxidase, therefore allopurinol increases its toxicity
Definition
Azathioprine
Term
Which immunosuppressant matches the following statement:
Can cause phocomelia in fetus if taken during pregnancy
Definition
Thalidomide
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