Regulation of Reproduction 2 (Chapter 5) Flashcards
(16 cards)
Where are a majority of the peptide and protein hormone receptors located?
Plasma membrane
Why are the peptide and protein hormone receptors located their?
The hormones are lipophobic and therefore cannot pass the lipid bilayer of the cell
When are peptide or protein receptor receives a hormone what happens?
It sets off a secondary messenger to make its way to the nucleus
Where are a majority of the steroid hormone receptors located?
Directly on the DNA
although some can be found on plasma membrane
Why are the steroid hormone receptors located their?
Steroid hormones are made from cholesterol, which are lipids, therefore they can bypass the lipid bilayer of the cell
What hormone stimulates ovulation?
LH
What happens after a promoter turns on DNA?
mRNA is sent and a protein is released
Episodic hormone is descriptive of what?
The female cycle
Basal hormone is descriptive of what?
GnRH in males
What hormone type(s) use transcription factor?
Peptide and protein
What hormone type(s) use response factor?
Steroid
Hormones are cleared through urine and feces using what organs?
Liver and kidneys
How do we make lipids water soluble so that it can become urine?
Add sulfate
What can we check to determine the health of a baby?
Gut microflora
What can we use to find hormone information if we cannot draw blood?
Feces
What test uses radioactive isotopes to bind to specific hormones?
Radioimmuno assay
