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Unformatted text preview: &¡¢£¤ Chapter 39 Practice Test Multiple Choice Identify the letter of the choice that best completes the statement or answers the question. 1. The endocrine system is made up of A. hormones. B. glands. C. gonads. D. prostaglandins. 2. The nervous system is to a telephone as the endocrine system is to a A. chemical message. B. television set. C. radio broadcast. D. hormone. 3. The endocrine system A. affects only the reproductive system. B. releases hormones into the bloodstream. C. competes with the nervous system. D. is made up primarily of glands with ducts. 4. Which of the following is a gland of the endocrine system? A. sweat gland B. tear gland C. pituitary gland D. all of the above &¡¢£ ¤ ¥¦ § ¨©¡ª«£¬ ® & ¬¡¯«°¯£ ±£²« ³´µ´¶··¸ ¦°¹£º´´»»¼¯½ ª©²½®!·µ¤»"²£¬²»#«¡¦¦»$¥¥%¾»’()¶·¼¥¯"*£ «²»+£²²¥ )¶·ª¹¡ ²»¨©,)¶·®»ª¬¡¯«°,,, Figure 39–1 5. Figure 39–1 shows the body’s A. hormones. B. target cells. C. endocrine glands. D. exocrine glands. 6. Which structure in Figure 39–1 regulates the level of calcium in the blood? A. C B. D C. E D. F 7. What is the function of the structure labeled H in Figure 39–1? A. to produce sex hormones B. to produce thyroxine C. to produce insulin and glucagon D. to produce thymosin 8. Which structure in Figure 39–1 releases hormones that regulate many of the other endocrine glands? A. B B. D C. H D. J 9. Unlike endocrine glands, exocrine glands A. release secretions through ducts. B. release hormones. C. release secretions directly into the bloodstream. D. are found throughout the body. 10. Unlike nonsteroid hormones, steroid hormones A. remain outside the target cell. B. bind to receptors inside the target cell. C. have no target cells. D. are made of proteins. 11. A thermostat is a good example of a(an) A. hormone-receptor complex....
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- Spring '11
- d., exocrine gland