Metabolism — Flashcards

Flashcard 1101: Adenosine deaminase deficiency is one of the major causes of autosomal recessive _____

Answer: severe combined immunodeficiency (SCID)

Flashcard 1102: _____ may act as a buffer for H+, which subsequently affects Ca2+ levels as well

Answer: Plasma proteins

Flashcard 1103: Is conjugated (direct) bilirubin water soluble?_____

Answer: Yes

Flashcard 1104: Dihydropteroic acid is converted to _____ (prokaryotic folate synthesis)

Answer: dihydrofolic acid

Flashcard 1105: Through which secondary messenger(s) does glucagon exert its actions on liver and adipose tissue?_____

Answer: cAMP

Flashcard 1106: 5-phosphoribosylamine is converted to _____, which may then be converted to AMP or GMP (purine synthesis)

Answer: IMP

Flashcard 1107: What is the molecular shorthand for **reduced glutathione**?

Answer: GSH (Glutathione-SH)

Extra: Reduced glutathione (GSH) contains a sulfhydryl group. Two molecules of GSH are oxidized to form **GSSG** (oxidized glutathione), which contains a disulfide bond.

Flashcard 1108: What vitamin acts as a cofactor for aminotransferase enzymes? _____

Answer: B6 (Pyridoxal phosphate)

Flashcard 1109: Inside the nerve terminal, tyrosine is converted to _____ via tyrosine hydroxylase

Answer: L-DOPA

Flashcard 1110: Parkinson disease is characterized by _____ serotonin

Answer: decreased