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| Q. |
In the adrenal medulla: |
| A. | epinephrine is formed by the hydroxylation and decarboxylation of tyrosine |
| B. | 10% of the cells are the epinephrine-secreting type |
| C. | plasma norepinephrine levels are generally unchanged after adrenalectomy |
| D. | catecholamine t1/2 is 10 minutes in the circulation |
| Answer» C. plasma norepinephrine levels are generally unchanged after adrenalectomy | |
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