词汇 | neurohypophysis |
释义 | neurohypophysis noun[ Cusually singular ] anatomy specializeduk /ˌnjʊə.rəʊ.haɪˈpɒf.ɪ.sɪs/ us /ˌnʊr.oʊ.haɪˈpɑː.fə.sɪs/pluralneurohypophysesuk /ˌnjʊə.rəʊ.haɪˈpɒf.ɪ.siːz/ us /ˌnʊr.oʊ.haɪˈpɑː.fə.siːz/ the part of the pituitary gland(= a small organ at the base of the brain) that consists of nerve tissue and that produces hormones(= chemical substances in the body), including oxytocin and vasopressin: Oxytocin is a hormone present in the rear part of the pituitary gland, the neurohypophysis, of many vertebrates. Early studies suggested this stimulated the release of vasopressin from the neurohypophysis. Two neurohormones secreted by the neurohypophysis of the pituitary gland are antidiuretic hormone and oxytocin, which promote water reabsorption by the kidneys and milk ejection from breasts, respectively. There was a markedly higher concentration of digoxin in the neurohypophysis than in the adenohypophysis. The study looked at neurohormones in the plasma and neurohypophyses of both control and dehydrated animals. Glands in the human body acinar acinus adenohypophysis adrenal adrenal cortex endocrinal endocrine gland endocrinologic endocrinological exocrine gland neuroendocrinologist neuroendocrinology neurohypophyseal oil gland pancreas prostatic pyloric gland sebaceous gland suprarenal gland sweat gland See alsohypophysis Compareadenohypophysis Related wordneurohypophyseal |
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