In positive feedback the regulatory response is in the opposite direction of the triggering stimulus. In negative feedback the regulatory response is in the opposite direction of the triggering stimulus. In negative feedback the regulatory response is in the same direction as the triggering stimulus. When blood glucose levels rise following a meal the pancreas releases insulin, which increases the uptake of glucose by body cells. Insulin increases the uptake of glucose by cells through positive feedback.
Glucose stimulates the pancreas to secrete insulin through negative feedback.
Insulin acts as the triggering stimulus in this negative feedback loop. As your activity level increases during your workout at the Wellness Center, there is a rapid change in the levels of oxygen and carbon dioxide in your blood. Luckily, your breathing rate increases too. Homeostatic controls by the endocrine system are usually slower and shorter in duration than responses by the nervous system 9. A young boy is growing abnormally fast for his age.