uk â /steÉr/ us â /ster/. B2 to look for a long time with the eyes wide open, especially when surprised, frightened, or thinking: Don't stare at people like that, it's rude. Chuck sat quietly for hours staring into the distance, thinking of what might have been.
1) A) adrenal B) thyroid C) thymus D) pancreas Answer: A 2) This endocrine gland lies outside the body cavities. It produces sex hormones. 2) A) ovary B) adrenal C) testis D) pituitary Answer: C 3) In addition to endocrine glands, some organs whose functions are primarily nonendocrine also produce hormones.
c. Prolactin. Prolactin is a peptide hormone secreted by the pituitary, an important endocrine gland located at the base of the brain. Prolactin levels increase over the course of pregnancy, enhancing the growth and final maturation of the complex internal structures of the mammary system.igure 1: The endocrine system is made up of organs, called glands, which send chemical messages throughout the body. These glands produce and release hormones, which maintain physical growth and energy balance and support the development of sex organs, including the breasts.