769475
Descripción
Test por gina_evans0312, actualizado hace más de 1 año
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Creado por gina_evans0312
hace más de 12 años
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Pregunta 1
Pregunta
Most amino acids are generated inside the body
Respuesta
- True
- False
Pregunta 2
Pregunta
First ingested proteins enter the liver; which of the following are possible metabolic pathways for them?
Respuesta
-
Broken down for glucose
-
Sent from liver as branched chain amino acids
-
Converted urea and excreted
-
Broken down for the amino group
Pregunta 3
Pregunta
How are amino acids used by most organs (other than building proteins)?
Respuesta
-
Broken down for energy
-
To build proteins
-
To shunt metabolites around the blood
Pregunta 4
Pregunta
The carbon skeletons of amino acids can enter the intermediary metabolism at 7 different points to make energy
Respuesta
- True
- False
Pregunta 5
Pregunta
Amino acids assist in gluconeogesis by creating intermediates in the cycle that can then be used
Respuesta
- True
- False
Pregunta 6
Pregunta
Alanine can be converted to what?
Respuesta
-
Pyruvate + Glutamate
-
Ketoglutamate + Glutamate
-
OAA + Glutamate
Pregunta 7
Pregunta
Which amino acid can be converted to OAA/fumarate (and Glutamate) for the TCA cycle
Respuesta
-
Aspartate
-
Alanine
-
Glutamate
Pregunta 8
Pregunta
Glutamate is used to make Ketoglutamate for the TCA cycle and an NH4 for the urea cycle
Respuesta
- True
- False
Pregunta 9
Pregunta
Which aa is used to move excess NH3 from the peripheral tissues?
Respuesta
-
Arg- it can carry up to four extra NH3
-
Phe- it can carry up to four extra NH3
-
Asp- it can carry up to four extra NH3
Pregunta 10
Pregunta
Leu, Val and Ile are all examples of what?
Respuesta
-
Branched chain amino acids
-
Basic amino acids
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Neutral amino acids
Pregunta 11
Pregunta
What is the use of branched chain amino acids?
Respuesta
-
Can be temporarily substituted for F.As in all tissues
-
Can be used to shuttle NH3 to the liver
-
Have carbon skeletons that can be attached to proteins
Pregunta 12
Pregunta
The inheritance of Maple Syrup Urine Disease is what kind?
Respuesta
-
Autosomal recessive
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Autosomal dominant
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Sex-Linked
Pregunta 13
Pregunta
In MSUD, the mutation is in Branched Chain K-Dehydrogenase, so branched chain amino acids cannot be broken down
Respuesta
- True
- False
Pregunta 14
Pregunta
How is MSUD treated?
Respuesta
-
Diet
-
Excess Glut & Ala
-
Excess Phe & Ser
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