Worksheet: Negative Feedback

In this worksheet, we will practice explaining the role of thyroxine in the body, and using the control of thyroxine as an example of negative feedback.

Q1:

From which endocrine gland is thyroxine released?

  • AAdrenal
  • BPituitary
  • CTestes
  • DPancreas
  • EThyroid

Q2:

How would negative feedback help the body respond to an increase in core body temperature above 37C?

  • ANegative feedback would initiate responses that decrease core body temperature.
  • BNegative feedback would initiate responses that increase core body temperature.
  • CNegative feedback would not control responses to a change in body temperature.

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