Homeostasis 2

The two types of feedback systems that help organisms maintain homeostasis are:

If the calcium in your blood decreases below homeostasis levels, a gland in the brain will sense the decrease and send a chemical message to your bones. Your bones will release calcium into the blood, bringing blood calcium levels back up.

Which system sends electrical messages that helps control the body's responses to internal and external changes?

This is the term used to describe a body part that provides the response needed to influence a change.

It transmits signals to the control center when it detects a change.

What is an example of a positive feedback mechanism?

What is the stimulus in the model above?

Which of the following statements about feedback loops is most accurate?

Rapid growth during puberty causes your body to release more and more growth hormones. As you grow, more and more growth hormones are released until puberty is reached, and then the hormones stop.