Homeostasis and Feedback Loops

Front

What is homeostasis?

Back

The tendency of an organism to maintain a balanced state in order to stay healthy.

Front

What is a positive feedback response?

Back

A process that amplifies a response until a specific goal is achieved, such as the release of hormones during childbirth.

Front

What is a negative feedback loop?

Back

A process that counteracts a change to bring the system back to its set point, such as maintaining body temperature.

Front

What role do hormones play in homeostasis?

Back

Hormones act as signals that help regulate various bodily functions to maintain balance.

Front

What is the endocrine system?

Back

A group of glands that work together with the nervous system to coordinate all body functions.

Front

Give an example of a positive feedback loop in the human body.

Back

Childbirth, where the release of oxytocin increases contractions until delivery.

Front

Give an example of a negative feedback loop in the human body.

Back

Regulation of blood glucose levels, where insulin lowers blood sugar when it's high.

Front

What is the role of platelets in blood clotting?

Back

Platelets release hormones that signal more platelets to come and help stop bleeding.

Front

How does the body respond to overheating?

Back

The body activates sweat glands and increases blood flow to the skin to cool down.

Front

What is the significance of feedback loops in biological systems?

Back

Feedback loops help maintain homeostasis by regulating physiological processes.