Endocrine system

How do different endocrine glands differ from exocrine glands?

Answer explanation

Endocrine secrete into the bloodstream

exocrine require a duct to secrete in short distance

in what ways are the functions and characteristics of endocrine similar to nervous?

In what ways are different?

Answer explanation

1. use chemical to transmit messages

2. chemical messengers are different

- endocrine- hormones, long distance, slow to change but long affect, target cells/tissue

-nervous- neurotransmitters, short distance, react fast but short affect, target muscle/glands/neurons

What is a hormone?

Answer explanation

chemical messenger produced by endocrine glands and are secreted directly into blood stream

what is a hormone target?

Answer explanation

a cell that has the receptors for that hormone is called target

what are the 3 main chemical groups of hormones?

Answer explanation

Peptide, steroid, monoamine

What chemical hormone group(s) binds to receptors on the target cell membrane?

In the cytoplasm or nucleus?

Answer explanation

1. peptide and catecholamine

2.steriod and thyroid

How does the negative feedback system control the secretion of many hormones?

Answer explanation

Controls the system by decreasing the activity of the gland because the hormone level was to high