Multiple Choice
Metabolism of norepinephrine and epinephrine in adrenal chromaffin cells requires the presence of which one of the following enzymes for conversion into normetanephrine and metanephrine?
A) Catechol-O-methyltransferase
B) Dopamine- -hydroxylase
C) Tyrosine hydroxylase
D) Monoamine oxidase
Correct Answer:

Verified
Correct Answer:
Verified
Q13: Regarding catecholamines,the amino acid from which dopamine
Q14: MATCHING<br>Match the disorder with the diagnostic analyte
Q15: An overnight fast is recommended for individuals
Q16: Measurement of urinary metanephrine and vanillylmandelic acid
Q17: All of the following represent metabolic effects
Q18: In the sympathetic component of the autonomic
Q20: Dopamine in the central nervous system functions
Q21: MATCHING<br>Match the disorder with the diagnostic analyte
Q22: The use of tricycle antidepressants by an
Q23: Pheochromocytomas:<br>A) produce hypotension (decreased blood pressure).<br>B) tend