Physiology Lecture - Endocrine System

• energy levels

• metabolism

• growth

• emotions

• responses to stress

what does the endocrine system regulate

adrenaline

hormone for excitement

growth hormone

hormone for injury

endorphines

hormone for happiness

• hypothalamus & pituitary gland

• thyroid gland

• parathyroid

• adrenal glands

• pancreas

• testes

• ovaries

7 main glands in the endocrine system

thyroid

gland that controls metabolism

• biosynthesis

• storage and secretion

• transport

• recognition

• signal transduction and amplification

• cellular response

• feedback regulation

mechanisms for hormone signaling

lipid soluble

steroid hormones are ___ soluble

from blood capillaries to target cell

steroid hormones travel from ___ ___ to ___ ___

receptor-hormone complex

steroid hormones bind to receptor in cytoplasm to form

cortisol

example of glucocorticoid

aldosterone

example of mineralocorticoid

calcitriol

example of vitamin d

cyclic adenosine monophosphate

cAMP

cAMP

example of secondary messenger for non steroid hormones

g proteins

signal transducers

convert signal from outside into signal inside the cell

what do g proteins do