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Maintenance Requirements for Life & Homeostasis

Feedback Mechanisms
Horizontales
Tries to stop the change happening by moving in the opposite direction.
Examples of negative feedback in the body include regulating body ____ and maintaining proper blood glucose levels.
Moves the body towards homeostasis
Releasing insulin to control blood ___levels is an example of negative feedback.
Example of positive feedback
Most abundant chemical in the body.
The most common type of feedback mechanism in the body is ___feedback.
Example of Positive feedback
Verticales
A positive feedback loop occurs when the product of a reaction leads to an ___ in that reaction.
Atmospheric ___ is needed for breathing. Hydrostatic (water)___ is needed to move blood through blood vessels.
Moves the body AWAY from homeostasis.
A negative feedback loop occurs when the product of a reaction leads to a ____ in that reaction
releases energy from food
Feedback Mechanisms work to maintain__ in the body.
Maintenance of a stable internal environment is called ___.
Needed for energy, raw building materials for growth and repair, and to regulate chemical reactions.
product of metabolic reactions that controls reaction rate; temperature