Endocrine system Flashcards
(14 cards)
Cell receptors cause…
Target cells to produce protein
Which hormones enter the cell
Steroid hormones
Where does a non steroid cell bind to a receptor?
cell membrane
What happens when the hormone and receptor enter the nucleus and bind with DNA?
Proteins are made
After non steroid binds with cell on membrane, the receptor…
Sends a messenger into cell to start chemical reactions in cytoplasm which leads to activated enzymes
Where are enzymes activated
Cytoplasm
What does the hypothalamus do?
Stimulates pituitary gland to release hormones
Helps control growth, reproduction, body temp
What does the Pituitary gland do?
Controls cell growth
Stimulates other glands
What does the Thyroid gland do?
regulates:
metabolism
Growth
Development
What does the Thymus do?
Allows WBC’s to mature to fight infection
What do adrenal glands do?
Controls fight or flight response
Increases:
breathing, alertness, blood pressure
What does the pancreas do?
Controls glucose level in blood
What do the gonads do?
Influences sexual development
What do hormones attach to
Receptor cells
