GENERAL HISTOLOGY

Detailed explanation-1: -Hormones are the body’s chemical messengers. They carry information and instructions from one set of cells to another. The endocrine (EN-duh-krin) system influences almost every cell, organ, and function of our bodies.

Detailed explanation-2: -Hormones are your body’s chemical messengers. They travel in your bloodstream to tissues or organs. They work slowly, over time, and affect many different processes, including: Growth and development.

Detailed explanation-3: -There are four categories of chemical signaling found in multicellular organisms: paracrine signaling, endocrine signaling, autocrine signaling, and direct signaling across gap junctions (Figure 44.1.

Detailed explanation-4: -The different types of chemical messengers are hormones, neurotransmitters, neuropeptides, and pheromones.

Detailed explanation-5: -What is the endocrine system? The endocrine system is a complex network of glands, hormones and receptors. It provides the key communication and control link between the nervous system and bodily functions such as reproduction, immunity, metabolism and behaviour.