1 Sulfur Crystals: History and its Uses Sulfur is a chemical element that is widely abundant in nature. 2  It is classified as a multivalent non-metal. 3  Sulfur's symbol is S and its atomic number 16.
Question and answer. The __________ and __________ are the glands that stimulate reproductive cycles. A. testes. . . thyroid B. testes. . . ovaries C. ovaries. . . thyroid D. ovaries. . . thymus. The testes and ovaries are the glands that stimulate reproductive cycles. Expert answered| emdjay23 |Points 2484|.
In this way, it initiates the menstrual cycle. The pituitary gland, also known as the hypophysis, is a small gland connected to the hypothalamus by a stalk (called the infundibulum). The pituitary has 2 major lobes: the posterior and anterior.1  The posterior lobe is nerve tissue, and is really a downgrowth of the hypothalamus. Since it is a part of the brain, and made of nervous tissue, it has direct nervous influence. 2  It activates, controls and integrates the autonomic nervous system, and. 3  since it also acts as a gland, it's endocrine activity produces and secretes certain hormones and releasing factors.