Endocrine glands are several different organelles in the body in different places, consisting of specialized cells that synthesize, produce, and secrete chemicals that have very important functions in the body, called "hormones", such as the pituitary gland Located at the bottom of the brain and ...
Endocrine system is the system of glands that secrete chemicals called hormones in blood. Sometime this gland does not function well so the level of their hormones increases or decreases. If it is low it is called hypofunction and if is high-hyprefunction. This hormone has their target organs...
(Anatomy) any of the glands that secrete hormones directly into the bloodstream, including the pituitary, pineal, thyroid, parathyroid, adrenal, testes, ovaries, and the pancreatic islets of Langerhans. Also called:ductless gland Collins English Dictionary – Complete and Unabridged, 12th Edition 2014...
Endocrine glands secrete amino acids. A. 正确 B. 错误 如何将EXCEL生成题库手机刷题 如何制作自己的在线小题库 > 手机使用 分享 反馈 收藏 举报 参考答案: B 复制 纠错 举一反三 油炸后的产品应及时预冷并防止其在包装内形成冷凝水。 A. 正确 B. 错误 查看完整题目与答案 油炸设备可以采用不...
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the ___ are the male organs that secrete testosterone testes The pancreas is located retroperitoneally and ___. posterior to the stomach With age, the glands of the endocrine system generally ___ in size, and ___ in the proportion of each gland that is fibrous in nature. decrease;...
The other endocrine glands are not directly controlled by the pituitary. The four parathyroid glands, located behind the thyroid, secrete a hormone that regulates calcium and phosphate metabolism. The endocrine portion of the pancreas, called the islets of Langerhans, secretes insulin, which regulates...
endocrine glandsdo not secrete substances into ducts, which is why they are sometimes called “ductless glands.” Instead, endocrine cells secrete products calledhormonesand release them into the adjacent tissue spaces. The hormones then enter the bloodstream and are carried to other regions of the ...
structures of the human pancreasAcinar cells produce digestive enzymes, which are secreted into tiny ducts that feed into the pancreatic duct. Islets of Langerhans are clusters of cells that secrete hormones such as insulin and glucagon directly into a capillary network, which also joins the pancreat...