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Encephalon

/enˈsefəˌlän/  /-lən/ Noun, pl. encephalons 1. The area of central nervous system that includes all higher nervous centers, enclosed within the skull and continuous with the spinal cord; the brain. (wiktionary.org) 2. The vertebrate brain. (merriam-webster.com) 3. The contents of the cranium; the brain. (biology-online.org) Syn: Brain Word origin: From Ancient Greek ἐγκέφαλος (enkephalos, “within the head”), from ἐν (en, “in”) + κεφαλή (kephalē,...

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Endocardium

/ˌendōˈkärdēəm/ Noun, pl. endocardia 1. The innermost layer of tissue that lines the chambers of the heart. It underlies the much more voluminous myocardium, the muscular tissue responsible for the contraction of the heart. (wikipedia.org) 2. A thin serous membrane that lines the interior of the heart. (wiktionary.org) 3. The thin, smooth membrane that lines the inside of the chambers of the heart and forms the surface of the valves. (Google Dictionary) Word origin: endo– + G. kardia,...

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Endocranium

/en·do·cra·ni·um/ (-kra´ne-um) Noun 1. In comparative anatomy is a part of the skull base in vertebrates and represent the basal, inner part of the cranium. The term is also applied to the outer layer of the dura mater in human anatomy. (wikipedia.org) 2. The layer between the dura mater and the skull. (wiktionary.org) 3. Membrane lining the inside of the skull....

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Endocrine

ˈen-də-krən, -ˌkrīn, -ˌkrēn Adjective 1. Pertaining to internal secretions, hormonal. (biology-online.org) 2. Secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect. (biology-online.org) 3. Of, relating to, affecting, or resembling an endocrine gland or secretion . (merriam-webster.com) Word origin: Greek Krinein = to...

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Endocrine cell

Noun 1. Secretory cells of the ductless glands. They secrete hormones directly into the blood circulation (internal secretion) to be carried to the target cells. The secreted chemicals can be peptides; steroids; neuropeptides; or biogenic amines....

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