1. Which of the following is true of the endocrine system but not the nervous system?
a. Directs long term processes such as pregnancy andpuberty
B. Communicates via chemical signals
C. regulates activities of muscles and glands
D A and b are correct
E. A, B, and C are correct
2. Which of the followingstatement about the endocrine system is not correct?
A. It uses hormones, which are transported by the blood , tocommunicate with distant tissues.
B. Its hormones must bind to specific receptor sites in orderto have effects on a tissue.
C. It targets are limited to muscles, glands and nerves.
D. It takes seconds, hours, or days to respond tostimulus.
E. Its actions may last seconds, hours, or days.