Question

define the following term of stimulus​

Answer 1

Answer:

a thing or event that recall a specific functional reaction in an organ or tissue

Explanation:

Answer 2

Answer:

Hi friend_____,

★ 'Stimulus' refers to the changes in the environmental condition, that are detected by receptors in the body.

★ Receptor is a cell or a group of cells that receives the stimuli.

★ An effector is a part of the body which can respond to the stimulus.

I hope it will be helpful to you..(^.^)