Feedback Loops

feedback loop

Occurs when an output of matter, energy, or information is fed back into the system as an input and leads to changes in that system.

endocrine

The system that controls feedback loops

hormones

The kinds of chemicals that control feedback loops

negative

Feedback loops that run ALL the time in the body are called ___________ loops

positive

Feedback loops that run TEMPORARILY in the body are called ___________ loops

negative

Feedback loops that maintain homeostasis are called ___________ loops

homeostasis

A tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level

positive

Loops that cause a response to build up and build up until something big happens are called ____________ loops

positive

Labor during pregnancy is an example of a ____________ feedback loop

positive

Blood clotting is an example of a ____________ feedback loop

positive

Ice caps melting and dark ocean water absorbing more heat, causing more ice caps to melt, causing more heat absorption is an example of a _____________ feedback loop

positive

A student starts failing classes, so he starts skipping, which makes his grade drop more, which makes him feel more hopeless, so he skips more. This is an example of a ____________ feedback loop.

negative

The heater kicks on and the house warms up, so it kicks off. Then the house cools a bit and the heater kicks back on. This continues all day. It's a _____________ loop.

negative

Most of the body's feedback loops are ____________ loops.

negative

Blood sugar regulation is an example of a ______________ loop

negative

Blood pressure regulation is an example of a ______________ loop

negative

Body temperature regulation is an example of a ______________ loop

negative

Metabolism regulation is an example of a ______________ loop