Body systems and Homeostasis

Front

What are hormones?

Back

Chemical signals released by the organs of the endocrine system that regulate various functions in the body.

Front

What is the function of the digestive system?

Back

Breaks down food into nutrients that can be absorbed and used for energy, and gets rid of solid waste.

Front

How does the circulatory system interact with the respiratory system?

Back

It transports oxygen from the lungs to the rest of the body.

Front

What happens to the heart rate when more oxygen is needed?

Back

The heart beats faster to get more oxygenated blood to your organs.

Front

How does the excretory system maintain homeostasis?

Back

By removing waste products and regulating water balance.

Front

What is homeostasis?

Back

The process by which the body maintains a stable internal environment despite changes in external conditions.

Front

What role do the kidneys play in the excretory system?

Back

They filter blood to remove waste and excess substances, helping to regulate water and electrolyte balance.

Front

What is the main function of the circulatory system?

Back

To transport nutrients, gases, hormones, and waste products throughout the body.

Front

What is the role of the respiratory system?

Back

To facilitate the exchange of oxygen and carbon dioxide between the body and the environment.

Front

How do the endocrine and nervous systems differ in communication?

Back

The endocrine system uses hormones for long-term regulation, while the nervous system uses electrical signals for rapid responses.