What keeps conditions inside the body relatively constant?

Give examples of control systems

What are the receptors in the eyes sensitive to?

What are receptors in the ears sensitive to?

What are receptors in the tongue and in the nose sensitive to?

What are receptors in the skin sensitive to?

What are receptors in the brain sensitive to?

What are receptors in the pancreas sensitive to?

Name some coordination centres

Many chemical process are coordinated by chemical substances called hormones. What are they secreted by and how are they transported?

Name some internal body conditions that are controlled