Dictionary » E » Epinephrin

Epinephrin

A catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action.


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Glucose-6-Phosphate fate in muscle cell

well, from what i know, glycogen synthesis in skeletical muscle cells is regulated by hormones. Insulin causes glycogen synthesis while epinephrin causes glycogen breakdown. i don't know how they act on a cellular level though(my memory sucks). epinephrine, as I remember, functions through ...

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by MrMistery
Fri Oct 20, 2006 5:49 pm
 
Forum: Molecular Biology
Topic: Glucose-6-Phosphate fate in muscle cell
Replies: 7
Views: 3899

Heart beat control

... when we got stress. If we'll cut the sympathetic nerve from the heart or that nerve supply is made defective, then there will be no secretion of epinephrin under stress and no increase in heart beat. so the heart will be at a constant rate i.e 72/min Is it correct? By blocking all autonomic input ...

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by sdekivit
Thu Mar 09, 2006 1:13 pm
 
Forum: Physiology
Topic: Heart beat control
Replies: 9
Views: 18773

Heart beat control

... when we got stress. If we'll cut the sympathetic nerve from the heart or that nerve supply is made defective, then there will be no secretion of epinephrin under stress and no increase in heart beat. so the heart will be at a constant rate i.e 72/min Is it correct?

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by asutoshsahu
Thu Mar 09, 2006 9:55 am
 
Forum: Physiology
Topic: Heart beat control
Replies: 9
Views: 18773

Re: hormone regulation?

... and secretion) can be regulated by: 1. Nonhormone substance , for instance blood sugar. It will affect the production of insulin, glucagon, and epinephrin 2. Nervous system , for instance light via vision organs. It will stimulate the epiphyse to secrete melatonin. 3. Another hormone , for instance ...

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by Dr.Stein
Tue Aug 09, 2005 5:56 am
 
Forum: Human Biology
Topic: hormone regulation?
Replies: 6
Views: 3656

Sugar Level in the Body

... alpha cells, respectively. I have told you the process in my previous post. There is another hormone (neurohormone) that acts similar to glucagon, epinephrin, produced buy medular part of adrenal gland. This helps to increase blood sugar level by glycogenolysis and/or glyconeogenesis not only from ...

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by Dr.Stein
Wed Jul 27, 2005 5:24 am
 
Forum: Human Biology
Topic: Sugar Level in the Body
Replies: 19
Views: 10414


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