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Hormone Words: "ectohormone" to "prohormone"

hormo-, hormono- (Greek: to rouse or to set in motion).



ectohormone:
1. A parahormonal chemical mediator of ecologic significance that is secreted, largely by an organism (usually an invertebrate) into its immediate environment (air or water); it can alter the behavior or functional activity of a second organism, often of the same species as that secreting the ectohormone.
2. A hormone secreted to the outside of the body; such as, a pheromone.
hormonal:
Pertaining to hormones.
hormone:
1. A chemical substance, formed in one organ or part of the body and carried in the blood to another organ or part; depending on the specificity of their effects. Hormones can alter the functional activity, and sometimes the structure, of just one organ or tissue or various numbers of them.
2. A number of hormone's are formed by ductless glands, but secretin and pancreozymin, formed in the gastrointestinal tract, by definition are also hormone's.
hormonogenesis:
The production or formation of hormones; hormonogenic.
hormonology:
1. Clinical endocrinology or the study of hormones, the endocrine system, and their role in the physiology of the body.
2. A medical specialty concerned with the diagnosis and treatment of disorders of the endocrine system.
hormonoprivia:
An obsolete term meaning partial or total deprivation of hormones.
hormonotherapy:
Treatment with hormones.
hormopoiesis:
The production of hormones; hormonopoietic.
neurohormone:
A hormone formed by neurosecretory cells and liberated by nerve impulses (e.g., norepinephrine).
parahormone:
A substance, product of ordinary metabolism, not produced for a specific purpose, that acts like a hormone in modifying the activity of some distant organ; e.g., the action of carbon dioxide on the control of breathing.
prehormone:
A glandular secretory product, having little or no inherent biological potency, that is converted peripherally to an active hormone.
prohormone:
1. An intraglandular precursor of a hormone; e.g., proinsulin.
2. An obsolete term formerly used to designate a substance developed in serum that antagonizes a specific antihormone, and thus enhances the action of the corresponding hormone.