ANATOMY

Detailed explanation-1: -The basic similarities between the nervous and the endocrine systems are that they provide the body with methods to communicate with its internal and external environments in order to coordinate responses. They both employ chemicals to transmit messages and respond to stimulus caused by changes in their environments.

Detailed explanation-2: -Like the nervous system, the endocrine system is a regulatory system. However, instead of using electrical impulses for signaling, it produces and uses chemical signals called hormones, which travel through the bloodstream and control the actions of cells and organs.

Detailed explanation-3: -One communication similarity between the endocrine and nervous systems is that they both use homeostasis to help regulate body functioning in order to maintain proper balance, or equilibrium.

Detailed explanation-4: -The correct answer is a) The endocrine system produces changes in the body’s internal environment that are long term, while the nervous system produces more short term changes.