Homeostasis and Biological Systems Flashcard

Front

What is homeostasis?

Back

The process by which a stable internal environment is maintained despite external changes.

Front

What is positive feedback?

Back

A mechanism that amplifies a change or response in a biological system.

Front

What is negative feedback?

Back

A mechanism that counteracts a change or response to maintain homeostasis.

Front

What is the role of the endocrine system in homeostasis?

Back

It regulates homeostasis through the release of hormones.

Front

What is a sensor in the context of homeostasis?

Back

A component that detects changes in the environment.

Front

What is a set point?

Back

The ideal value or range of a variable that the body tries to maintain.

Front

What is thermoregulation?

Back

The process of maintaining an optimal body temperature.

Front

What are hormones?

Back

Chemical messengers that are released into the bloodstream to regulate body functions.

Front

What is an effector?

Back

A component that acts in response to a stimulus to bring about a change.

Front

What is ionic balance?

Back

The maintenance of the proper concentration of ions in the body fluids.