Doctor insights on:
Is Epinephrine A Hormone
A hormone (from greek ὁρμή, "impetus") is a chemical released by a cell or a gland in one part of the body that sends out messages that affect cells in other parts of the organism. Only a little amount of hormone is required to alter cell metabolism. In essence, it is a chemical messenger that transports a signal from ...Read more
Hormone oxytocin, is a peptide hormone that has its receptor on the plasma membrane. What kind of second messenger is used?
G proteins: As you'd expect. There are several pathways. http://www.ncbi.nlm.nih.gov/pubmed/18655883 ...Read more
No, But Legally Yes: Human growth hormone is a peptide that is 191 Amino Acids long and it is not a steroid. Legally it has been classified with steriods for prosecutorial reasons. Hgh is one of the few drugs in the pdr where off-label use has been crimalized. This means one must have the symptoms associated with hgh deficiency and fail a growth hormone stimulation test....Twice. ...Read moreSee 2 more doctor answers
Deciphering a thyroid hormone test result: is an antithyroglobulin antibody titer of 1:50 too high, or is it alright?
It depends: Antithyroglobulin antibody is not a thyroid hormone test. It tells you nothing about the function of your thyroid. It can indicate that you have autoimmune thyroid disease, but your level is not very high. Mild elevations are non-specific and occur more commonly in the population as we get older. Thyroid function is indicated by t4, tsh, and T3 (liothyronine) levels. ...Read more
Is cortef (hydrocortisone) a medicine used after a pituitary tumor removal to replace your missing hormones?
For an effect: The receptor is the area on the surface of a cell to which a hormone binds in order for the hormone to have an effect on the cell. For example, estrogen binds to its receptor on or in the cell and then the cell changes its behavior in response to the estrogen. Most hormones won't do anything unless they first bind to a cell receptor. ...Read more
A synthetic hormone: I am not sure exactly which product you are questioning but will answer about the product testaedge cream for men. It contains herbal supplements that naturally increase testosterone levels plus prasterone. Prasterone is a synthetically made dhea (dehydroepiandrosterone), which is a hormone. Dhea is also a precursor or is further metabolized to the sex hormones testosterone and estrogen. ...Read more
Yes: Yes it will.Get a more detailed answer ›
What happens if a certain poison/drug blocks the receptor site for a particular neurotransmitter, is it considered an agonist or an antagonist?
Could be either: We have both excitatory neurotransmitters (such as glutamate, glycine), and many inhibitory neurotransmitters (norepinephrine, acetylcholine, dopamine, serotonin), and some agents can interfere by imbalancing the homeostasis. However, mechanistically, receptor blockers really cannot be considered in either category. ...Read more
What is considered a "physiologic dose" of hydrocortisone when supplementing for adrenal insufficiency?
Physiologic: This is a dosage which will provide serum and tissue levels sufficient to replace the normal cortisol concentrations without added supplements. It will vary with the degree of adrenal insufficiency and will be regulated by measuring cortisol levelsin the patient. ...Read moreSee 1 more doctor answer
- Talk to a doctor live online for free
- Epinephrine hormone or neurotransmitter
- Where does the hormone epinephrine come from
- Ask a doctor a question free online
- Epinephrine and pregnancy
- Anaphylaxis epinephrine
- Septocaine with epinephrine
- Epinephrine and glucagon
- Talk to a endocrinologist online for free