Question

What are antagonistic hormones? Give two examples.

Answer 1

Antagonistic hormone:

1. These hormones are secreted from the endocrine glands.
2. Antagonist hormones are actually pairs of hormones that work against each other.

Example of antagonist hormone:

1. Insulin and glucagon, calcitonin and parathyroid hormone are antagonistic hormones because their actions are completely opposite.
2. Glucagon increases blood glucose level and insulin decrease blood glucose level.
3. Parathyroid hormone increases blood calcium level and calcitonin decrease the blood calcium level.