For questions 16 through 25 use the following choices: Choose A if the quantity

Question

For questions 16 through 25 use the following choices: Choose A if the quantity described in statement A is greater Choose B if the quantity described in statement B is greater Choose C if both quantities are equal 16. A-Number of organs targeted by anterior pituitary hormones B- Number of organs targeted by posterior pituitary hormones 17. A-Amount of potassium in plasma before secretion of aldosterone B- Amount of potassium in plasma after secretion of aldosterone 18. A-Number of second messenger molecules formed in target cell in response to growth hormone B-Number of second messenger molecules formed in target cell in response to testosterone 19. A-Length of adolescent's long bone before secretion of growth hormone B - Length of adolescent's long bone after secretion of growth hormone 20. A - Percentage of pancreas cells that are found in islets B- Percentage of pancreas cells that are acinar cells 21. A -Number of platelets in one microliter of blood B - Number of erythrocytes in one microliter of blood 22. A-Leukocyte count in a patient with leukopenia B- Leukocyte count in a patient with leukocytosis 23. A Number of antigens on erythrocyte in person with A+ blood B - Number of antigens on erythrocyte in person with O- blood 24. A-Hematocrit of person living in Chester, PA (elevation-250 ft.) B - Hematocrit of person living in Denver, CO (elevation-5,280 ft.) 25. A - Amount of oxygen carried in blood by hemoglobin B- Amount of oxygen dissolved in plasma 26. The action of a hormone on its target cell may include: a. opening an ion channel b. the synthesis of an enzyme c. the activation of an enzyme d. a stimulus to divide e. all of the above

Explanation / Answer

ans 16.A

ans 17.A

ans 18.A

ans 19.B

ans20.B

ans 21.B

ans 22.B

ans 23.A

ans 24.B

ans 25.A

ans26.e all of the above

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