18. stimulates the development of eggs in the _____________________________________female’s ovary19. involved in the regulation of carbohydrate,_____________________________________protein and fat metabolism20. stimulates the production of thyroxin_____________________________________Directions:Label the following parts on the diagram of the human endocrine system.Fill in theblanks with thecorrect answers. 1. ________________ gland may control biorhythms in some animals and control the onset of puberty in humans. 2. ________________ gland stimulates metabolic rate and is essential to normal growth and development. 3. ________________ gland stimulates growth and stimulates secretion of hormones from other glands. 4. ________________ in females stimulates development of secondary sex characteristics, stimulates growth of sex organs at puberty, and prompts monthly preparation of uterus for pregnancy. 5. ________________ is the major area where the nervous and endocrine systems interact. 6. ________________ controls blood glucose levels and determines the fate of glycogen.
7. ________________ gland initiates stress responses, increases heart rate, blood pressure, and metabolic rate, dilates blood vessels, mobilizes fat and raises blood sugar levels.8. ________________ gland promotes production and maturation of white blood cells.9. ________________ in males stimulates development of secondary sex characteristics, stimulates growth spurt at puberty, stimulates spermatogenesis.10. ________________ gland increases blood calcium level, stimulates calcium reabsorption and activates vitamin D.The Body’s Activity Are CoordinatedMark each statement below T if it is true or F if it is false.______ 1. Hormones are substances secreted by cells that act to regulate the activities of other cells in the body.______ 2. Hormones are always carried in the bloodstream from one cell to another.______ 3. A hormone carries one signal that has the same effect in all of the cells that receive the signal.
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