About one-quarter of pregnancies are unplanned

How does the endocrine system differ from other systems in the body?

a. Each gland can synthesize only one chemical (hormone) while other systems have the ability to produce a variety of chemicals (neurotransmitters). b. It is the only system that operates entirely within the central nervous system, while all others systems operate outside of the CNS. c. Each gland of the system produces its own hormones that are then released directly into the bloodstream. d. The endocrine system is the only system in the body that is not controlled by the brain. It operates independently of the neurological system.

Generativity refers to

a. concern for welfare of others and society as a whole. b. the desire to have children and thereby ensure survival of the species. c. the ability to establish adequate social and financial security. d. active acceptance of aging and the social changes it brings.