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20 Cards in this Set

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The three sections of the stomach are the ______, ____ and ______.
The three sections of the stomach are the Fundus, Body and Antrum.
The stomach is full of many folds which are called _____. These allow the stomach to expand when full with food.
The stomach is full of many folds which are called RUGAE. These allow the stomach to expand when full with food.
When food is ground (in the Antrum) and mixed with gastric juices it forms a semi-liquid called _____.
When food is ground (in the Antrum) and mixed with gastric juices it forms a semi-liquid called CHYME.
Chyme is released through the _______-_________ in _____ quantities.
Chyme is released through the PYLORIC-SPHINCTER in SMALL quantities.
The resting volume of the stomach is about _ mL, but upon being filled it can expand from _ L to ___ L
The resting volume of the stomach is about 1 mL, but upon being filled it can expand from 1 L to 1.5 L
Neck (or mucus) Cells secrete ___________ and _____
Neck (or mucus) Cells secrete BICARBONATE and MUCUS
Bicarbonate (and mucus) are secreted by ____ Cells in the Stomach
Bicarbonate (and mucus) are secreted by NECK Cells in the Stomach
Parietal (or oxyntic) cells secrete both ____________ ____ and _________ ______. They are located in the Body of the stomach.
Parietal (or oxyntic) cells secrete both HYDROCHLORIC ACID and INTRINSIC FACTOR. They are located in the Body of the stomach.
Hydrochloric acid and intrinsic factor is released by _______ (or _______) cells
Hydrochloric acid and intrinsic factor is released by PARIETAL (or OXYNTIC) cells
Pepsinogen is secreted by _____ Cells.
Pepsinogen is secreted by CHIEF Cells.
The pH value of the stomach is _.
The pH value of the stomach is 2.
____________ ____ is responsible for the denaturing of _________ and ________ structures of protein.
HYDROCHLORIC ACID is responsible for the denaturing of SECONDARY and TERTIARY structures of protein.
Hydrochloric acid acts as a bactericide agent killing many bacteria ingested with food.
Hydrochloric acid acts as a bactericide agent killing many bacteria ingested with food.
The THREE enzymes found in gastric juice are ______, _-_______ and _______ ______.
The THREE enzymes found in gastric juice are PEPSIN, A-AMYLASE and GASTRIC LIPASE.
The only digestion that actually occurs in the stomach is of _____, _______, and a few fat-soluble drugs and minerals
The only digestion that actually occurs in the stomach is of WATER, ALCOHOL, and a few fat-soluble drugs and minerals
Gastric Lipase hydrolyzes primarily the _____- and ______-chain triglycerides
Gastric Lipase hydrolyzes primarily the SHORT- and MEDIUM-chain triglycerides
________ is an enzyme that hydrolyzes protein. ______ is an example.
PROTEASE is an enzyme that hydrolyzes protein. PEPSIN is an example.
An endopeptidase hdrolzes the interior peptide bonds within a protein.
An endopeptidase hdrolzes the interior peptide bonds within a protein.
Pepsinogen which is secreted by _____ Cells is the precursor to ______ which requires hydrochloric acid for the conversation/activitation.
Pepsinogen which is secreted by CHIEF Cells is the precursor to PEPSIN which requires hydrochloric acid for the conversation/activitation.
Pepsinogen will convert to pepsin in ______ ____________ and in the presence of ______.
Pepsinogen will convert to pepsin in ACIDIC ENVIRONMENTS and in the presence of PEPSIN.