B5

Maintaining a Stable Internal Environment

Even when the external environment changes, conditions inside your body need to be steady.

• importance - cells need the right conditions in order to function properly, including the right conditions for enzyme action

Homeostasis is the regulation of the conditions inside your body (and cells) to maintain a stable internal environment, in response to changes in both internal and external changes.

In the body, there are loads of automatic control systems that regulate the internal envronment.

• include both nevous and hormonal communication systems

Maintaining a Stable Internal Environment

Even when the external environment changes, conditions inside your body need to be steady.

• importance - cells need the right conditions in order to function properly, including the right conditions for enzyme action

Homeostasis is the regulation of the conditions inside your body (and cells) to maintain a stable internal environment, in response to changes in both internal and external changes.

In the body, there are loads of automatic control systems that regulate the internal envronment.

• include both nevous and hormonal communication systems

Maintaining a Stable Internal Environment

Even when the external environment changes, conditions inside your body need to be steady.

• importance - cells need the right conditions in order to function properly, including the right conditions for enzyme action

Homeostasis is the regulation of the conditions inside your body (and cells) to maintain a stable internal environment, in response to changes in both internal and external changes.

In the body, there are loads of automatic control systems that regulate the internal environment.

• include both nevous and hormonal communication systems
• control systems - body temp, blood glucose and water content