The hormone whose action resembles stimulation through the sympathetic division of the ANS is ___.

The hormone that resembles stimulation through the sympathetic division of the Autonomic Nervous System (ANS) is adrenaline (also known as epinephrine).

Here's a step-by-step explanation:

1. The Autonomic Nervous System (ANS) is a part of the nervous system that controls involuntary actions, such as heart rate, digestion, respiratory rate, etc. It is divided into two parts: the sympathetic and parasympathetic nervous systems.

2. The sympathetic nervous system is responsible for the body's "fight or flight" response. It increases heart rate, dilates pupils, slows digestion, and performs other functions to prepare the body for action.

3. Adrenaline (epinephrine) is a hormone that is released by the adrenal glands in response to stress. Its effects on the body are very similar to the activation of the sympathetic nervous system.

4. Therefore, the hormone whose action resembles stimulation through the sympathetic division of the ANS is adrenaline.