What are the gastrointestinal hormones?
There are FIVE things you need to know and remember for every hormone.
This is a complicated topic and one that is frequently examined in medical school, residency and of course on those pesky board exams.
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Sabiston's Textbook of Surgery citizensurgeon.co/Sabiston
Moore's Clinically Oriented Anatomy citizensurgeon.co/Moore
Netter's Anatomical Atlas citizensurgeon.co/Netter
Schwartz Principles of Surgery citizensurgeon.co/Schwartz
Fischer's Mastery of Surgery citizensurgeon.co/Mastery
Zollinger's Atlas of Surgical Operations citizensurgeon.co/Zollinger
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Here we're going to go through each of the important hormones and I'm going to teach you these five must know items for each hormone:
1.). Cell and Organ of Origin
2.). Triggers for Release
3.). Inhibitors of Release
4.). Target Cells and Organs
5.). Response
If you can understand GI Hormones and control of the GI tract with this is mind it will be very easy to ace these questions on your exam!
Do you know about the endocrine tumors associated with these hormones like the VIPoma or the Glucagonoma or the Insulinoma? I had trouble remembering these too!
After today your fears will be put aside and you'll be confident knowing the important hormones of the GI system.
I wanted to tackle a confusing topic today and one that is frequently tested for on exams whether that is the USMLE, the ABSITE, the ABS Surgical Board exams or the recertification.
Check out these AMAZING timestamps and fast forward if you need to:
Start 00:00
What 5 THINGS do you need to know about GI Hormones? 01:34
Gastrin 02:41
Zollinger-Ellison Syndrome 03:35
Somatostatin 04:30
Cholecystokinin 07:08
Secretin 09:17
Insulin 11:52
Glucagon 13:43
Pancreatic Polypeptide 15:40
Motilin 17:00
Peptide YY 18:12
Vasoactive Intestinal Peptide 19:32
REFERENCES
GI Hormone Review Sheet citizensurgeon.co/GIHormones
WHO AM I?
I'm Dr. Erik Pearson, FACS and I am a board certified pediatric surgeon living in Las Vegas. I make surgical education videos on all topics in general surgery as well as talks on lifestyle design as a surgeon, book reviews, and studying effectively. I also write a weekly newsletter called the Saturday Six where I identify Six different discoveries of the week. You can get the weekly newsletter by signing up to the CITIZENSURGEON Community!
DISCLAIMER
While my aim is to help educate you for the ward, the surgical ICU, the operating room and your exams remember these videos are not a replacement for your reading, your medical school and residency preparation and most important your own decision making. If you have medical questions definitely consult a medical professional. Good luck and enjoy!
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