Term
What type of intestinal contraction is:
*contracting ring in the back of the food chyme
*Propelling chyme forward |
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Definition
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Term
What type of intestinal contraction is:
*Contracting ring in the middle of the food chyme
*Mixing the food chyme |
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Definition
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Term
| Where are the stomach PARIETAL cells and what do they secrete? |
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Definition
*in the stomach body
*Secrete HCl and intrinsic factor for B12 absorption |
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Term
| Where are the stomach CHIEF cells and what do they secrete? |
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Definition
* in the stomach body
* Secrete pepsinogen |
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Term
| Where are the stomach G cells and what do they secrete? |
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Definition
* In the stomach antrum
* Secrete gastrin |
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Term
| Where are the stomach MUCOUS cells and what do they secrete? |
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Definition
* in stomach antrum
* Secrete pepsinogen and mucous |
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Term
| Which phase of HCl secretion elicits 10% of HCl, and what is the stimuli? |
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Definition
Intestinal phase
stimulated by direct protein half metabolites |
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Term
| Which phase of HCl secretion elicits 30% of HCl, and what is the stimuli? |
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Definition
Cephalic (smell) phase
Stimuli: food smell / appearance |
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Term
| Which phase of HCl secretion elicits 60% of HCl, and what is the stimuli? |
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Definition
Gastric phase
Stimuli: direct distension |
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Term
| What type of ulcer is potentially a malignant ulcer, and is accompanied by LOW H and HIGH gastrin? |
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Definition
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Term
| What type of ulcer is a benign/treatable ulcer and is accompanied by HIGH H and HIGH gastrin? |
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Definition
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Term
| What type of ulcer is benign but refractory and is accompanied by VERY HIGH H and VERY HIGH gastrin? |
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Definition
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Term
| Which pancreatic cell secretes glucagon? |
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Definition
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Term
| Which pancreatic cell secretes Somatostatin (a GH inhibitor)? |
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Definition
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Term
| Which pancreatic cells secrete insulin? |
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Definition
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Term
| Which pancreatic cells secrete gastrin? |
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Definition
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Term
| What substance is 2% bile and comes from Hgb (hemoglobin)? |
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Definition
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Term
| What substance is 50% bile and comes from cholesterol? |
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Definition
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Term
| What substance is 44% bile and comes from phospholipids and cholesterol? |
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Definition
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Term
| What type of diarrhea abates with fasting and is characterized by high osmosis fluid? |
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Definition
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Term
| What type of diarrhea persists with fasting and is characterized by excessive secretion? |
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Definition
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Term
| What type of diarrhea abates with fasting and is characterized by decreased absorptive area? |
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Definition
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Term
| What type of diarrhea abates with fasting and is characterized by deranged motility? |
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Definition
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Term
| What are 4 protective factors for stomach mucosa? |
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Definition
HCO3
Mucous
Prostaglandins
Intact blood supply |
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Term
| What are 4 damaging factors for stomach mucosa? |
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Definition
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Term
| What chemical and receptor have a negative (inhibitory) effect on H secretion? |
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Definition
| Prostaglandin - prostaglandin receptor |
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Term
| What three chemicals have a positive regulation (excitatory) on H secretion? |
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Definition
*Acetylcholine (Ach)
*Gastrin
*Histamine |
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Term
| What stomach receptor is stimulated by histamine to release H? |
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Definition
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Term
| What stomach receptor is stimulated by Gastrin to release H? |
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Definition
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Term
| What stomach receptor is stimulated by Acetylcholine (Ach) to release H? |
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Definition
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