Quiz
MBOD Block 5
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Fragen in diesem Quiz (16)
1Which of the following describes the path of amino acids after ingestion?
- ATaken up by stomach cells to be transported to kidneys
- BTaken up by intestinal cell and transported to kidneys
- CTaken up by intestinal cells and transported to the liver via hepatic portal vein
- DTaken up by intestinal cells and transported to peripheral tissues via capillaries
2Which of the following is a disease described by muscle wasting?
- AKwashiorkor
- BCystic Fibrosis
- CCystinuria
- DPellagra
3Which of the following is not produced in the pancreas?
- AZymogens
- BConditions which convert pepsinogen to its active form
- CInhibitor of trypsin
- Dchymotrypsin
4Which correctly describes the pathway of absorption of amino acids?
- ANa dependent in to intestinal cell lumen followed by facilitated transport in to the hepatic portal vein
- BSecondary active transport in to the lumen of intestinal cell followed by secondary active transport in to the capillary system
- CSecondary active transport in to intestinal cell lumen followed by Na dependent transport in to the capillary system
- DFacilitated transport in to the lumen of intestinal cell followed by secondary active transport in to the hepatic portal vein
5What is true about hartnup disease?
- AInability of intestinal cells to absorb neutral and aromatic amino acids
- BCan be treated with increase fluid intake
- CIs caused by a blocked pancreatic duct
- DCharacterized by decreased amino acids in the urine
6All of these are possibilities for amino acids once they enter a intestinal cell EXCEPT
- AMade in to proteins
- BMade in to nitrogen containing compounds
- CBecome a citric acid cycle intermediate
- DEnter the nucleus
7All are branched amino acid chains except
- ALeucine
- BIsoleucine
- CValine
- DLysine
8Transamination reactions are an important part of amino acid breakdown. Which of the following is false about transamination?
- AMove amino group to a keto acid
- BDone with transaminases and aminotransferases
- CRequire a PLP cofactor
- DGenerate ammonia
9Which of the following amino acids can be converted in to a fatty acid or a ketone body?
- ALeucine
- BIsoleucine
- CAlanine
- DGlutamine
10Which of the following is true about glutamine?
- AAfter deamination, the amine group can butter the pH of the kidney
- BIs transaminated to create succinyl CoA
- CAfter being transported from muscle to the liver, it is directly made in to pyruvate
- DIt can be created from cysteine
11Which is involved in maple syrup urine disease?
- Aalpha ketogluterate dehydrogenase complex
- Btryptophan
- Csuccinyl CoA
- Dthe urea cycle
12Which of the following is NOT true about ammonia?
- AIt can cross the blood brain barrier
- BIt can stop the citric acid cycle
- CIt can affect neurotransmitter levels
- DIt has to be converted in to NH4 to cross cell membranes
13Where does the urea cycle occur?
- Aliver
- Bkidney
- Cbladder
- Dintestines
14Blood urea decreases in all of the following conditions except
- APregnancy
- BRenal Failure
- CLiver Cirrosis
- DUrea Cycle disorders
15Which part of the urea cycle does not occur in the mitochondria?
- ACitrulline is generated by OTC
- BCPS I is used to incorporate 1 Nitrogen
- CArginine is produced
16Which condition would you except in an untreated patient with OTC deficiency?
- AHigh blood ammonia
- BLow blood ammonia
- CHigh blood citruline
- DHigh blood protein levels
Informationen
- Beschreibung
- Quiz am MBOD Block 5, erstellt von rachelbird10 am 13/11/2015.
- Autor
- rachelbird10
- Sprache
- English
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- 0
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