What is the endocrine system made of ??, chemical messengers, Hormones, cells, glands, What is the main function of the endocrine system, Next to the heart, inside the heart, consists of groups of organs and tissues that release chemical messages into the bloodstream, between cells, A chemical that is produced by an endocrine gland in one part of an organism and is carried in the bloodstream to another part of the organism, hormones, all above, Makes blood cells, carry information, A body system that produces hormones in the glands and then secrete them in the bloodstream., Endocrine system, Excretory system, Circulatory system, Nervous System, Identify the best definition of the endocrine system., A system that sends electrical signals through nerves, A system of glands that release hormones into the bloodstream, Recognize what a hormone is., A type of blood cell, A chemical messenger that acts on target cells, A digestive enzyme, Determine the main function of the endocrine system., Transport oxygen, Produce movement, Regulate body activities through hormones, Protect the body from infection, Apply your understanding: Why is the endocrine system considered a communication system?, It sends fast electrical impulses, It uses hormones to send signals through blood to target cells, Evaluate which statement is correct about hormones., They affect all cells equally, They act only on specific target cells

Endocrine system

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