Neurohypohysis
18 important questions on Neurohypohysis
Which hypothalamic cells regulate the neurosecretion of hormones interacting with PRL and GH?
Is oxytocin necessary for maternal delivery?
What are the four pillars of homeostatic systems?
- signals
- transducers
- receptors
- responders
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What is the mechanism of action of NGF?
Which phases does the cell division cycle has?
- G0 - resting state
- G1 - getting ready for DNA synthesis
- S - DNA synthesis
- G2 - Waiting for Division
- D - Division
How is prenatal growth evaluated?
How can GH deficiency in adults be characterized?
- abnormal body composition
- abnormalities of metabolism
- lowered mood
- poor self-esteem
- anxiety
- social isolation
- poor quality of life
What happens with the production of oxytocin when you touch a nipple?
What seems to be the function of neurophysins?
Which G-protein coupled system is activated by oxytocin on the target cells?
Which subtype of vasopressin receptor is mostly seen in the kidneys?
Where in the renal tubes are the VA2A receptors located?
What effect does vasopressin have on TSH and ACTH?
On ACTH it has a stimulating effect
What is the cascade of Vasopressin when you notice low BV?
- stimulation by baroreceptors
- secretion
- vasoconstriction
- rise in BP and BV
Which Vasopressin receptor is responsible for the Cardiovascular response?
What is the action of the sympathetic system on the constrictive influences of Vasopressin?
How can you distinguish between pituitary, nephrogenic or central diabetes insipidus?
If the person reacts to ADH injection you have got central ADH. IF it doesn't respond you have got Nephrogenic ADH.
With which system does Vasopressin work together in maintaining blood volume and blood pressure?
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