Answer:
<em>Case Control Study
</em>
Explanation:
Case Control <em>is a study comparing patients with a disease or outcome of interest (cases) with patients without the disease or outcome (controls) and looking back prospectively to compare how often the risk factor exposure is present in each group to determine the relationship between the risk factor and the disease.</em>
Case control studies are performed because there is no effort to interfere and no attempt is made to change the disease path.
It is Chemo, my first answer was incorrect. Possibly because the question is partially misleading.
Answer:
In the world of medicine, physiology represents the study of the biochemical, physical and mechanical functions of the human body. ... Doctors use the physical health as a sign of a body's condition, while they use physiological aspects to define how well the body and its various parts function.
Hope it helps you...