BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 31, Problem 13SA
Summary Introduction
Introduction:
Communication among the cells of the body in a living organism is facilitated with the help of the endocrine system. Animal hormones travel through the blood and assist this communication. The sex hormones such as testosterone and estrogen are produced by the gonads.
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Hormones secreted by endocrine glands are _________________. *
A. passed through ducts
B. circulated in the blood
C. produced in large amounts
D. cause damage to the body
Unlike the nervous system, the endocrine systema. uses chemical signals as a means of communication.b. helps maintain equilibrium.c. sends messages to target organs.d. changes the metabolism of cells.
Which of the following gland secretes insulin?A. Pituitary
B. Thyroid
C. Pancreas
D. Ovaries
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BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
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