cephalic vesicle
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cephalic vesicle — (ARTHROPODA: Insecta) A single sac formed by the union of the larval pharynx and its diverticula, through which it is presumed that fluid passes to circulate into and around the embryo … Dictionary of invertebrate zoology
Cephalic flexure — Brain of human embryo of four and a half weeks, showing interior of fore brain. (Cephalic flexure visible at center top.) Latin flexura mesencephalica … Wikipedia
Otic vesicle — Embryo between eighteen and twenty one days … Wikipedia
Optic vesicle — Transverse section of head of chick embryo of forty eight hours’ incubation. (Optic vesicle labeled at lower right.) … Wikipedia
nervous system — Anat., Zool. 1. the system of nerves and nerve centers in an animal or human, including the brain, spinal cord, nerves, and ganglia. 2. a particular part of this system. Cf. autonomic nervous system, central nervous system, peripheral nervous… … Universalium
Embryology — 1 morula, 2 blastula 1 blastula, 2 gastrula with blastopor … Wikipedia
reproductive system, animal — Introduction any of the organ systems by which animals reproduce. The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… … Universalium
Nervous system — Nerve redirects here. For other uses, see Nerve (disambiguation). This article is about the nervous system. For parts of the nervous system commonly called nerves, see Peripheral nerve. Nervous system The Human N … Wikipedia
Outline of neuroscience — The following outline is provided as an overview of and topical guide to neuroscience: Neuroscience – an interdisciplinary science that studies the nervous system.[1] Contents 1 Nervous system 1.1 Central nervous system … Wikipedia
Digestion — For the industrial process, see anaerobic digestion. For the treatment of precipitates in analytical chemistry, see Precipitation (chemistry)#Digestion. Entrails redirects here. For the practice of reading entrails, see Extispicy. Digestion is… … Wikipedia
