When the calcium level in the blood is too high, the cells of the parathyroids make less parathyroid hormone (or stop making it altogether), thereby allowing calcium levels to decrease. This feed-back mechanism runs constantly, thereby maintaining calcium (and parathyroid hormone) in a very narrow normal range.
Best Answer: The learning outcome is the thing that the children produce in the lesson, while the learning objective is what you want the children to learn. For example, the learning objective might be: To be able to write descriptively, while the learning outcome could be a story or diary entry etc.
Report Abuse. An input variable, a.k.a. independent is the object(s) that you put into an experiment (in-put!). The output variable a.k.a. outcome/dependent is the outcome of the experiment, and depends on the independent or input variable.The control is the object that you keep constant throughout an experiment for accurate and reliable results.eport Abuse. An input variable, a.k.a. independent is the object(s) that you put into an experiment (in-put!). The output variable a.k.a. outcome/dependent is the outcome of the experiment, and depends on the independent or input variable.