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Endocrine System
Hormones & how they work!
32 cards·by bpkstumpf@yahoo.com
atatomyzoologyhormonesphysiology
The pituitary gland produces how many hormones?
8
What are the names of the two lobes of the pituitary gland?
Anterior & Posterior Pituitary
How many hormones do the anterior pituitary secrete?
6
Of the 6 hormones that the anterior pituitary secrets, how many does it produce?
6
How many hormones does the posterior pituitary secrete?
2
Of the two hormones that the posterior pituitary sercetes, how many does it produce?
0
Where are the hormones produced that the anterior pituitary secretes?
Hypothalamus
The endocrine gland secretes what?
Hormones
Endocrine glands and their hormones control what?
Metabolic Processes
Endocrine hormones also play vital roles in what 3 functions?
Reproduction, Development & Growth
Most hormones are what type of substaances?
Steroid/steroid-like substance or non steroids
Steriod are lipids that in clude complex rings of ______ and ________ atoms.
carbon, hydrogen
4 examples of steriod hormones are:
1.Testosterone 2.Estrogen 3.Aldosterone 4.Cortisol
Nonsteriod hormones include:
amines, peptides, proteins and glycoproteins.
2 hormones that are amines are what?
Norepinephrine and epinephrine
Protien hormones are composed of long chains of _____ _____.
amino acids
Protien hormones are secreted by the ________ _________ and ___________ glands.
anterior pituitary, parathyroid
Hormones calles glycoproteins are produced by the ________ _________.
anterior pituitary
peptide hormone are short chains of _____ _____.
amino acids
Peptide hormones come from the _________ pituitary and ____________.
posterior, hypothalamus
______________ are paracrine substances and are produced in a wide variety of cells.
Prostaglandins
________ exert their effects by altering metabolic processes.
Hormones
________ exert their effects by altering metabolic processes.
Hormones
The more _________ the hormone binds on its target cell, the _______ the response.
receptors, greater
__-__________ is an increase in the number of _________ on a target cell.
Up-regulation, receptors
Steriod and thyroid hormones are _________ in water, but are _______ in lipids.
insoluble, soluble
Steriod and thyroid hormones can diffuse in cells relatively easily or not?
easily
Once steriod and thyroid hormones are inside a cell, the combine with specific protein
receptors located where?
In the nucleus.
A _____ messenger is the hormone that triggers a cascade od biochemical activity.
first
_______ messengers are the chemicals in the cell that induce the changes that are recognized
as responses to the hormone.
Second
Many hormones use what as a second messenger?
cyclic AMP
What are the male primary sex organs?
testes