Vinnie Has High Blood Glucose and Must Take Insulin Shots

Multiple Choice

Vinnie has high blood glucose and must take insulin shots to control his blood sugar. Why must he override his normal homeostatic mechanisms by taking medication?

A) Vinnie's negative feedback controls are not functioning properly.
B) An error signal has been sent to Vinnie's integrating center, which is not functioning properly.
C) Vinnie's sensors are detecting high levels of glucose and therefore are not secreting insulin due to positive feedback control.
D) Vinnie's positive feedback controls are not functioning properly.
E) Vinnie's set point has changed telling him he needs more sugar.