U6 High Yield

Question 1

** what are the most abundant amino acids in serum.

Answer 1

Glutamine and alanine

Question 2

*********

What are the essenital AA?

Answer 2

“Pvt. Tim Hall”

Phenylalnine
Valine
Trptophan

Threonine
Isoleucine
Methionine

Histidine
Arginine
Leucine
Lysine

Question 3

___ separate transporters of AA from the gut into intestinal epithelial cells

Answer 3

FIVE

Question 4

Hartnup’s Disease sx?

Answer 4

4D’s: Diarrhea, Dermatitis, Dementia, Death)

Question 5

how is Hartnup’s Disease dx?

Answer 5

diarrhea, dermatitis, dementia, death with HIGH LEVELS OF NEUTRAL OR AROMATIC AA IN URINE

Question 6

what is the defect in Cysinuria?

Answer 6

A defect in the transport system for basic amino acids and cystine (a disulfide- linked dimer of cysteine) from the gut and the renal tubules.

Question 7

Cystinuria sx?

Answer 7

crystals formed by cystine can lead to UTI AND KIDNEY STONES

Question 8

Glycine is converted by____ to serine

Answer 8

serine hydroxymethyltransferase

Question 9

Glycine is converted by serine hydroxymethyltransferase to _____

Answer 9

serine

Question 10

Glycine is converted by serine hydroxymethyltransferase to serine, which is then converted to ____

Answer 10

pyrvuate

Question 11

Glycine is converted by serine hydroxymethyltransferase to serine

was is taken up? what is removed?

Answer 11

Question 12

how can glyceine be broken down into Co2 and free ammonia?

Answer 12

Glycine Cleavage Enzyme (glycine synthase, run in reverse)

Question 13

glycine—> co2 and NH4

what is given off

Answer 13

Question 14

glycine—>

via GLYCINE CLEAVAGE ENZYME

Answer 14

CO2 + NH4