ENDOCRINE SYSTEM
ENDOCRINE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following hormones does not act via a second messenger system?
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Glucagon
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Epinephrine
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GH
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Testosterone
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Explanation:
Detailed explanation-1: -Sodium does not serve as the secondary messenger for any hormone.
Detailed explanation-2: -Second messengers are small molecules and ions that relay signals received by cell-surface receptors to effector proteins.
Detailed explanation-3: -Sodium is not a second messenger.
Detailed explanation-4: -As well as calcium, Testosterone has been shown rapidly activate other second messenger pathways.
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