Microsoft Excel 2002 offers two different voices that you can use with the Text to Speech feature. This article describes how to change the Text to Speech voice.icrosoft Excel 2002 offers two different voices that you can use with the Text to Speech feature. This article describes how to change the Text to Speech voice.
The endocrine system is made up of a network of glands. These glands secrete hormones to regulate many bodily functions, including growth and metabolism. Endocrine diseases are common and usually occur when glands produce an incorrect amount of hormones.
Summary. 1  Endocrine glands secrete hormones straight into the bloodstream. 2  Hormones help to control many body functions, such as growth, repair and reproduction. 3  The endocrine system involves many organ systems and hormones, many of which are still being investigated and understood.